Cannabis Debate

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Department: Ministry of Justice
Monday 12th October 2015

(8 years, 6 months ago)

Westminster Hall
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Nigel Evans Portrait Mr Nigel Evans (in the Chair)
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Mr Speaker has agreed that, for this debate, members of the public can use handheld electronic devices in the Public Gallery, provided that such devices are silent. I am sure, however, that people will be so gripped by the debate that they will not be distracted at all by their handheld devices. Photos must not be taken.

Paul Flynn Portrait Paul Flynn (Newport West) (Lab)
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I beg to move,

That this House has considered an e-petition relating to making the production, sale and use of cannabis legal.

I am grateful for the opportunity to speak under your chairmanship, Mr Evans, because you have played a distinguished part in debates on this issue—indeed, I might well quote some of the things you have said. One time, you complained that cannabis contained several hundred compounds, and the New Scientist wondered whether you knew how many compounds were in the cabbage you had had for your supper that night.

Before we start, I would like to illustrate how this Government—like all Governments—have handled this issue. It is typified by the response we had to this thunderously eloquent petition, which has been signed by 220,000 people. The response was trite: it could have been written 20 years ago. It does not reflect our current knowledge and experience, the great work that has been done, particularly in the last 20 years, or the serious case that has been made for decriminalising cannabis.

Let me start with a recent revelation about how the Government’s mind works. I put down a parliamentary question that could have been answered with one word. I asked how many prisons were free of illegal drug use; the answer that came back was that, for a month last year, 81 were. That was not the answer I was expecting, so I put down another question, asking how many prisons were free of illegal drug use for a year. The answer that came back was that one prison, Blantyre House, reported no drug use for a year. My next question was how many prisoners there were in Blantyre House, and the answer was none, because it had been closed down. The Government, in their secretive, defensive way, which denies the information, discovered that the answer to the drugs problem in prisons was to get rid not of the drugs, but of the prisoners—it is simple, really.

I am afraid that, since the decisions taken in the 1970s, Governments have been denying the truth that is before them: the attempt to reduce drugs in prisons has been a continuing, abject failure. They will not face up to that; they are in denial. The case I want to put today is that that failure has been going on for about 45 years. In the 1960s, the United Nations decided it would eliminate all illegal drug use throughout the planet in a decade. Many countries introduced laws. We introduced the Misuse of Drugs Act 1971, which was supported by all parties and by two Governments—there was a change of Government. The Act was going to be the answer; it was going to eliminate all drug use.

We have introduced the harshest punishments in all Europe, with the result that, although there were fewer than 1,000 heroin and cocaine addicts in 1971, there are now 320,000, and cannabis use has increased exponentially. It is amazing that, throughout that period—this argument has been going on for a long time—Governments have said, “We have tried a tough policy, but it has not worked, so we will try a tougher policy.” When that does not work, we get a different tough policy. No Government have had the sense to introduce a policy that could be described as intelligent. We urge the Government to consider that today.

The Government response begins with the statement that “cannabis is…harmful”. We want to legalise it because it is harmful—of course it is; we do not want to legalise it because it is safe. We need to replace the current system in Britain, where we have the worst of all worlds, spending billions each year trying to restrict the use of drugs. We jail more people as a proportion of the population than anywhere else on the planet, except the United States. We end up with all the problems that emanate from the abuse of drugs, but we gain none of the medical advantages that we would have if we liberated people so that they could use their medicine of choice.

Graham Stuart Portrait Graham Stuart (Beverley and Holderness) (Con)
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My constituent Bernadette McCreadie suffers from Crohn’s disease and psoriatic arthritis, and she is allergic to most of the pharmaceutical medicines that are prescribed —in fact, they have given her ulcers. She has found effective pain relief only through cannabis. Does the hon. Gentleman feel that the ban on the use of cannabis in non-medicinal ways has led to a failure to allow people such as Bernadette to use a drug they find essential to their wellbeing? Sadly, the current situation sees her forced into the company of illegal drug dealers.

Paul Flynn Portrait Paul Flynn
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I am grateful to the hon. Gentleman. I have a host of stories going back to the ’80s and early ’90s, when we first had demonstrations in support of medicinal cannabis. It is a sad story. I have looked into the eyes of so many people who have said, “This is the only thing that gives me relief. Why on earth can’t I take it?”.

Cannabis is the oldest medicine in the world. It has been trialled and tested by tens of millions of people over 5,000 years. If there were any problems with natural cannabis, that would have been apparent a long time ago. However, all we have is this wall of denial by Governments who are afraid of the subject, afraid of becoming unpopular and afraid of it being said that they are going to pot.

I am not unrealistic, and I do not expect the Government to make a volte-face on recreational cannabis, but they should explain their position and realise what is going on. However, the case for medical cannabis, including in its natural form, is overwhelming. We can have it in Sativex, but there are problems with the drug, which is of limited value. The National Institute for Health and Care Excellence does not like it, because the cost is very high.

Medical cannabis can now be used in 23 states in America. The best form is one produced in the Netherlands, which can be used in about a dozen countries in Europe. A change has to come. It is barbaric to deny people their medicine of choice. There can be no justification for doing that.

Caroline Lucas Portrait Caroline Lucas (Brighton, Pavilion) (Green)
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I congratulate the hon. Gentleman on securing this important debate. Does he agree that the biggest scandal is that this Government, like successive Governments, have set their face against the evidence? If we look at an evidence-based approach, there is absolutely no correlation between a drug’s legal status and the amount it gets used. In other words, prohibition simply does not work.

Paul Flynn Portrait Paul Flynn
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I am grateful for the hon. Lady’s intervention. We look at the United States with incredulity because it does not accept the evidence on gun possession. We can all see the evidence; it has been shown over and over again that the more guns there are in society, the more deaths and murders take place. However, the United States will not accept that. We are in a similar state of denial on cannabis. Many places in the world now recognise that prohibition has been a continuing disaster—a disaster more serious than the prohibition of alcohol in the United States—yet we refuse to recognise the fact.

George Howarth Portrait Mr George Howarth (Knowsley) (Lab)
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I congratulate my hon. Friend on securing the debate. Does he accept that his analogy with gun control in America proves exactly the opposite point? The problem with guns in America is that there are too many of them and they are too easy to get, so I am not sure the analogy supports his argument in the way he used it.

Paul Flynn Portrait Paul Flynn
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The analogy is with the fact that we deny evidence. We do not look at evidence. As I illustrated, the evidence is that controlling drugs in prison has failed. The Government went to the idiotic palaver of requiring three questions to be asked before they admitted that there is not a prison in Britain free of illegal drug use. The point is about that defensive attitude and the denial of information.

I believe the word is spreading throughout the planet now. In the United States, which was the worst of the lot and the most in denial, four states are now selling cannabis recreationally. Has the sky fallen? Has it been a disaster? It has been a great success. In 2000, we saw politicians of great courage in Portugal introduce a depenalisation scheme. It was unpopular with other politicians, the press and the public, but they went ahead and it has turned out to be a brilliant success in every way. They cut down the number of deaths within five years. They have invested more money in health systems and support systems, and the scheme was widely praised by our own Health Committee when it went to Portugal. It also went to Colombia, and its report in 2012 asked for an investigation into drugs. It based its conclusions, after a year of investigations, on the success of Portugal, but do we talk about that? Are we going to follow suit? We do not have to take the courageous step now; Portugal has done it for us. It has done the work, which has been hugely beneficial.

Lady Hermon Portrait Lady Hermon (North Down) (Ind)
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The hon. Gentleman will be aware that we have many particular problems in Northern Ireland due to paramilitary activity. Paramilitaries in Northern Ireland have made a fortune out of the misery of others by selling illegal drugs, including cannabis. Has he had a chance to calculate what the impact on the activities of paramilitaries in Northern Ireland would be if cannabis were legalised?

Paul Flynn Portrait Paul Flynn
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I have not been to Northern Ireland to discuss this, but I went to the Oireachtas a number of years ago following a report on this issue; there were terrible problems with the criminal market in Dublin, as the hon. Lady will know.

What we are against is the fact that we have a substance of great popularity, used by millions of people, but the market for it is controlled by irresponsible criminals with little regard for the results for customers. They do not pay taxes. We have an empire of criminals building up throughout the world, exploiting their customers. The sensible way forward is to replace that market with one that is run by the state, has strong controls and does as much as it can to keep drugs out of the hands of vulnerable people, including those with mental health problems, the young, pregnant women and so on. No one is asking for free-for-all drug use; we are asking for an intelligent system that can be run and controlled.

It is ludicrous that these drugs should be known as “controlled” drugs when they are totally out of control. I have had constituents come to me and say, “Well, I thought it was legalised anyway.” The police are now very reluctant to arrest for these minor offences. It is many years since a case of someone using cannabis medicinally has been taken to court, because the juries are refusing to convict and it is a waste of everyone’s time, but that is still the law—the law supported by those who are against legalisation here.

If we can take the control of the drugs trade out of the hands of criminals, it will be an all-round improvement. That is what is happening elsewhere in the world. I mentioned the United States, but it is also going on throughout south America. A number of groups have come here recently from Mexico, Honduras and Bolivia to talk with the all-party groups about their revulsion at the drugs state and the terrible effect it has had on their countries. They were the producers, but the problems were in downtown Chicago; the consumers were on the other side. The most serious problems of drug trafficking and warfare involved people in south America.

One major benefit for countries—particularly Mexico—that border the United States, where they have seen the control of drugs taken into the hands of the state, is that there is less trafficking. Fewer drugs are going across the border, which will be a benefit.

Rupa Huq Portrait Dr Rupa Huq (Ealing Central and Acton) (Lab)
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My hon. Friend describes some quite exotic places, but I want to give an example from the Recovery Interventions Service Ealing, a drug and alcohol support service in my constituency. RISE put the point to me that these things are often about working smarter, not harder. It might be about not necessarily being punitive, but looking at joined-up thinking with other agencies. RISE has a joint working initiative with the West London Mental Health Trust to reduce harm, because it reports that the strength of some varieties of this drug—particularly skunk—is higher than it was 10 or 20 years ago. It has joint risk assessments, wrap-around treatment, and database and information sharing with other agencies. Does my hon. Friend agree that that is a good way forward?

Paul Flynn Portrait Paul Flynn
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A great deal of good work has been done by the agencies and those who work in this area. The previous MP who ran the all-party group on drug misuse in this country pointed out that there is an establishment of people who are involved and have a vested interest in drug prohibition. He went every year to a group who were helping people with drug problems, but he noticed in his 15 years in Parliament that there were more people coming every year.

Great work is being done, and it will always need to be done to rehabilitate people who are afflicted by drug addiction. One accepts that, but what has taken place in this country and throughout the world in the past 45 years of prohibition is hugely increased drug use. It is going down now, because of the matter to which the Chair referred at the beginning of the sitting: young people are obsessed with the new addiction of playing with their iPhones and iPads. They do not have time to roll a reefer. That is the new addiction, and it has a beneficial effect. That is the fashion throughout the world, and it probably does not do them much harm. The Home Office has admitted that there is no correlation between harsh punishment, harsh penalties and the use of drugs. It is entirely to do with fashion and what young people regard as acceptable and what they regard as naff.

We imagine that we can control what is going on, but we cannot. The whole process is out of control. Holland has given us a fine example over the past 40 years by de-penalising cannabis use. Now and for nearly all that period, cannabis use in Holland has been far less than here in the United Kingdom. There is a good reason for that: people in Holland can go to any coffee shop and have a cannabis cake with their grandmother. Where is the fun in that? They have taken away the allure of forbidden fruit.

In America, groups of young former hippies were sent out to the sticks to deter drug use. At that time, drug use was rampant in cities, but not in rural areas, so these attractive, long-haired hippies went there with guitars and said, “We’ve been subject to degradation. We’ve been through hell. We’ve been through sexual orgies. It was terrible. For goodness sake, don’t do drugs.” Their message was: “Drugs are dangerous. They will upset your parents and destroy your health”—rather forgetting that young people all know that they are immortal. Danger is an attraction, as is upsetting their parents and establishing their own identity, and drug use followed the drug education programme as surely as night follows day. This futile experiment, lasting 45 years, should now come to an end.

Let me give just one example of what has happened. People in America suggested that if cannabis were decriminalised for recreational purposes, there would be all kinds of consequences, but in Colorado and Washington, decriminalisation of recreational drugs took place a year ago, and the disasters have not occurred. The evidence shows no spike in cannabis use among young people and no increase in road fatalities. What there has been, of course, is a large reduction in the criminal market because the state now runs 60% of the market. In Colorado, they are nearing control. If the state government decides that problems are emerging, they can change things, because they pull the levers. They can decide what happens, instead of allowing criminals to use their drugs freely and sell them irresponsibly to build up their criminal networks, as happens in Northern Ireland, or to sell them to people whose mental health is fragile.

Lady Hermon Portrait Lady Hermon
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I am grateful to the hon. Gentleman for prompting me to get to my feet again by mentioning Northern Ireland; it is so kind of him. In response to my first intervention, he referred to his first trip to Dublin, but not to Northern Ireland. As he knows, cannabis is still illegal in the Republic of Ireland. Will he give some attention to the thought that, although cannabis remains illegal in the Republic of Ireland, we have a very porous border, and it is easy to move into Northern Ireland and therefore into the rest of the UK? What does he believe the impact would be of changing the status of cannabis in the UK but not in the Republic of Ireland?

Paul Flynn Portrait Paul Flynn
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Similar concerns were expressed about the Netherlands and other countries when the laws were changed. It was said that there would be drug tourism and that people would flock across, and there have been examples of that, but one hopes that the world will gradually come to its senses, through a gradual process—it is happening now—and that laws can be synchronous and work in that way, as happens in many other areas. My trip to the Oireachtas happened because I was writing a report for the Council of Europe at the time. I was representing the United Kingdom, rather than my own opinions on the matter. What we saw in Dublin with regard to criminality was horrendous. It was very much a replay of what happened in the ’20s in America, and we have yet to learn that lesson.

One of the interventions reminded me of our attitude in this place. We have been talking about this for many years, and I prize the memory of one debate in which the Opposition spokesman and the Minister in charge had to leave. They could not stay for the full period because they needed to go outside the Chamber for a fix—they were both tobacco addicts. They did not see any contradiction in denouncing the use of an addictive drug in the Chamber, for young people, while they were themselves addicted to another drug.

I will not mention any names, but I recall another Conservative MP saying to me, “I just can’t understand it. I went to a prison and my constituent told me he wanted to get hold of some paracetamol for his toothache. He was told, ‘You can’t get that until you go and see the doctor tomorrow morning. You might be supplied with it then.’” The MP’s constituent made this point: “I can go out of this cell now and within 10 minutes, I can get heroin, cocaine”—Mr Evans, you might recall this story—“and cannabis as well”, because they were freely available. Can we persuade the Government to face up to the abject failure that has occurred over this long period?

I have spoken for longer than I intended, and I know that there are many other Members here with a long history in this subject who want to speak. I particularly welcome the hon. Member for Brighton, Pavilion (Caroline Lucas), for the Green party, and the Liberal Democrat Members who—I read in my copy of The Guardian this morning—are going to take up this issue in a more serious way. No party in this House has contributed more to this subject and the cause of reform than the Liberal Democrats. It is sad to see that a number of them lost out in the last election, particularly the former Member for Cambridge and the former Member for Lewes. Those people have perhaps been punished by the press and possibly the public for having been caught in possession of an intelligent idea, but they deserve credit from this House. I look forward to hearing what Members have to say.

I shall conclude my remarks with a story about a person called Elizabeth Brice, who campaigned under the name of Clare Hodges. Sadly, she died in 2011. Elizabeth Brice led protest after protest here, and she single-handedly convinced the Belgian Government in 1998 to change their law on medicinal cannabis. She was an extremely gifted woman; she was a producer for a television company and a classicist. Among her more bizarre achievements, she was translating the Noddy books into Latin, of which I have a prized copy. I mention her story, although I am grateful to all the people who have written to me recently—there is no way that I can do justice to the number of letters and submissions I have received.

Elizabeth wrote:

“Multiple Sclerosis is a cruel disease. You develop it when you’re young and healthy, and slowly but surely you lose all your faculties, abilities and functions. Nowadays you can expect to live your full life span often until you are completely dependent. And of course this is a very depressing prospect…all the future seemed to hold was deteriorating health and no medicines that really helped.

When I did try cannabis, the physical relief was almost immediate. The tension in my spine and bladder was eased, and I slept well. I was comfortable with my body for the first time in years. But, just as important, I felt happy that there was something, after all, that could help me. It was as if a huge weight had been lifted from me.”

She stated:

“Cannabis helps my body relax. I function and move much easier. The physical effects are very clear. It is not just a vague feeling of well-being.”

On one of her visits to the House of Commons, she committed a serious crime. Out on the Terrace, she asked for a cup of hot water, to which she added a green substance—I am sure that the staff were curious about what those green specks were in the cup afterwards. She had taken herbal cannabis in the House of Commons. The law at the moment says that she could be put in prison for five years, for the crime of seeking relief from pain. Does anyone believe that that law is sensible? That law is an ass. For so long, this House has been held back from full-scale reform by the timidity of Members of Parliament, because of a reluctance to reform for fear of being attacked by the media and losing votes. Now is the time for compassion and courage.

[Interruption.]

Nigel Evans Portrait Mr Nigel Evans (in the Chair)
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Order. No applause, please.

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Lord Lilley Portrait Mr Lilley
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That is absolutely right. The product is most likely to be unhealthy if it is illegally obtained and probably impure—of course that is even more true of hard drugs—and likely therefore to cause side effects that are not necessarily caused directly by the cannabis itself. Obviously, it is usually used in association with tobacco, which is itself undoubtedly harmful.

Paul Flynn Portrait Paul Flynn
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Does the right hon. Gentleman recall that the former chairman of the Advisory Council on the Misuse of Drugs, Dr Nutt, made this assessment? I shall repeat what he said, to try to put the issue in perspective: we would need to stop 5,000 people taking cannabis to stop one possible case of psychosis. Although one in 5,000 is a tiny number, it is not a matter that one can ignore altogether, but it certainly should not be exaggerated, either.

Lord Lilley Portrait Mr Lilley
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Yes, I think the hon. Gentleman puts the issue in perspective with that remark. There is evidence that cannabis may precipitate psychosis in those prone to it anyway, and they should certainly be discouraged from using it, as I would discourage everyone from using it, but it is better that it be available and regulated than illegally supplied but readily available in any case, and with a high level of usage in this country.

Another argument that people invoke is, “Cannabis nowadays is different from what it was in your youth, Mr Lilley.” Since I did not take it in my youth, that does not make a great deal of difference, but people say that it is now available in much stronger and more potent forms. Of course, that is partly a symptom of illegality. In the same way, during prohibition people moved from beer to spirits, because the more concentrated alcohol was, the easier it was to transport and supply, while escaping the authorities.

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Dan Poulter Portrait Dr Daniel Poulter (Central Suffolk and North Ipswich) (Con)
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It is a pleasure to serve under your chairmanship, Mr Evans. I commend the hon. Member for Newport West (Paul Flynn) on bringing the debate to the House and on this grown-up, sensible discussion about a topic that is often taboo and should not be because it affects the lives of many of our constituents.

A number of issues have been covered, including the criminal justice system, which I will come back to. I will pick up on a couple of points made articulately by the hon. Member for Caithness, Sutherland and Easter Ross (Dr Monaghan) on the medicinal uses of cannabis. There are some issues with the current law that need to be looked at, which perhaps make the medicinal use and the research of medicinal use more challenging. I also want to touch on some medical evidence. My right hon. Friend the Member for Hitchin and Harpenden (Mr Lilley) made some compelling points during his eloquent speech for the legalisation of cannabis. I am not, unfortunately, able to support him and I hope that my discussion of some of the medical background will help to explain why.

I have picked many of my remarks from a balanced review by the Royal College of Psychiatrists, which I hope we all consider to be well-resourced and an appropriate source of material for balancing the medical evidence on the use of cannabis as it looks at not only mental health, but physical health. Most of my remarks will be based on the evidence that it has collated. The college does not have a view on the legal position but, none the less, it wants people to look at the evidence and make up their minds. I will give my view, having reviewed some of that evidence.

Although there has been a steady reduction in the use of cannabis since 1996, about 2.3 million of those aged 16 to 59 have reported using cannabis in the past year. Frequent use of cannabis is more than twice as likely among young people. In spite of many Government and media warnings about health risks, many people see cannabis as a harmless substance that helps people to relax and chill—a drug that, unlike alcohol and cigarettes, might even be good for their physical and mental health. I will come to the point that that is clearly not the case.

It is worth quoting directly from the Royal College of Psychiatrists about how cannabis and cannabis plants have evolved over the past few years. My right hon. Friend the Member for Hitchin and Harpenden said that drug use is very different from when he was at university. That may well be the case, but the evolution of cannabis and the increasing frequency of high-potency cannabis—skunk, as a number of types of stronger cannabis in general are often referred to—has changed some of the health risks associated with cannabis use. As the Royal College of Psychiatrists says,

“Over the last 15 years, skunk has invaded the street market and its THC content is about 2-3 times higher than the ‘traditional’ cannabis used in earlier years.”

I will come to THC content and the different chemical components of cannabis, but the royal college continues:

“In the UK, most sold materials is home grown because of a loop hole in the law making it legal to buy seeds over the internet.”

I have some sympathy with the points raised by my right hon. Friend the Member for Hitchin and Harpenden: there are some challenges in the law and, de facto, we effectively have decriminalisation of cannabis in many areas of the country. I would be interested to hear the Minister’s views on that. Does he see a clear distinction between legalising a drug that we know to be harmful and a more decriminalising approach with police discretion, as we have at the moment? I believe the approach we have at the moment is probably the right one, given some of the harmful effects that I will speak about.

Paul Flynn Portrait Paul Flynn
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Will not the hon. Gentleman respond to what was said by his right hon. Friend the Member for Hitchin and Harpenden (Mr Lilley): skunk—that expression is only used in this country because there are different strengths of THC—is a product of prohibition just as distilled spirit, the main killer drug, was in America? Does he agree that if we end prohibition and have a legal market, people will get to use the cannabis of their choice—not necessarily the one that the illegal market wants them to take?

Dan Poulter Portrait Dr Poulter
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I do not necessarily accept the view that stronger or different forms of cannabis are developed as a result of prohibition. Take Holland as an example: different varieties of cannabis are available in various cannabis coffee shops in Amsterdam. People there have an opportunity to decide which potency and strength they use. I do not necessarily accept that prohibition has driven a market towards creating stronger varieties of cannabis. We know that stronger types of cannabis, such as skunk, have a stronger correlation with psychosis and some of the harmful mental health effects that are linked with the use of cannabis and the chemicals it contains.

On that subject, there are about 400 chemicals in an average cannabis plant. The four main compounds are delta-9-tetrahydrocannabinol, cannabidiol, delta-8-tetrahydrocannabinol and cannabinol. Apart from CBD—cannabidiol—these compounds are psychoactive, the strongest being delta-9-tetrahydrocannabinol. The stronger varieties of the plant contain little CBD, while the delta-9-tetrahydrocannabinol content is a lot higher. We are talking about a number of psychoactive substances. The stronger plants and varieties tend to contain larger amounts of the more psychoactive components and compounds.

When cannabis is smoked, its compounds rapidly enter the bloodstream and are transported directly to the brain and other parts of the body. The feeling of being stoned or high—like my right hon. Friend the Member for Hitchin and Harpenden, I have not had the experience—is caused mainly by the delta-9-tetra- hydrocannabinol binding to a cannabinoid receptor in the brain. Most of these receptors are found in the parts of the brain that influence emotion, pleasure, memory, thought, concentration, and sensory and time perception. Cannabis compounds can also affect the eyes, ears, skin and stomach.

There are a number of effects, some of which people describe as pleasurable and some of which we know are harmful. I want to touch on the mental health problems associated with cannabis use in some detail. The Royal College of Psychiatrists has published information on the subject:

“There is growing evidence that people with serious mental illness, including depression and psychosis, are more likely to use cannabis or have used it for long periods of time in the past. Regular use of the drug has appeared to double the risk of developing a psychotic episode or long-term schizophrenia. However, does cannabis cause depression and schizophrenia”—

there is a legitimate discussion about reverse causality—

“or do people with these disorders use it as a medication?

Over the past few years, research has strongly suggested that there is a clear link between early cannabis use and later mental health problems in those with a genetic vulnerability”—

my right hon. Friend made that point—

“and that there is a particular issue with the use of cannabis by adolescents.”

On depression, the Royal College of Psychiatrists says:

“A study following 1,600 Australian school-children, aged 14 to 15 for seven years, found that while children who use cannabis regularly have a significantly higher risk of depression, the opposite was not the case—children who already suffered from depression were not more likely than anyone else to use cannabis. However, adolescents who used cannabis daily were five times more likely to develop depression and anxiety in later life.”

That covers the issue of reverse causality.

I particularly want to talk about psychosis, schizophrenia and bipolar disorder. The Royal College of Psychiatrists states:

“There is now sufficient evidence to show that those who use cannabis particularly at a younger age, such as around the age of 15, have a higher than average risk of developing a psychotic illness, such as schizophrenia or bipolar disorder.

These studies also show that the risk is dose-related. In other words, the more cannabis someone used, the more likely they were to develop a psychotic illness… a study in Australia recently showed that those who used cannabis could develop the illness about 2.70 years earlier than those who did not.

Why should teenagers be particularly vulnerable to the use of cannabis? It is thought that this has something to do with brain development. The brain is still developing in the teenage years—up to the age of around 20, in fact. A massive process of ‘neural pruning’ is going on. This is rather like streamlining a tangled jumble of circuits so they can work more effectively. Any experience, or substance, that affects this process has the potential to produce long-term psychological effects.

It is also known that not everyone who uses cannabis, even at a young age, develops a psychotic illness.”

My right hon. Friend articulately raised that point. The Royal College of Psychiatrists continues:

“The available research shows that those who have a family history of a psychotic illness, or those who have certain characteristics such as schizotypal personality, or possibly have certain types of genes, may increase the risk of developing a psychotic illness following the regular use of strong cannabis.”

Research increasingly shows that there is a strong link between psychosis and the use of cannabis, with young people having a particular vulnerability and susceptibility.

On physical health problems, the Royal College of Psychiatrists says:

“Even though the main risk to physical health from cannabis is probably from the tobacco that it is often smoked with, new research has found that the cannabis plant also contains cancerogenic mutagens that can affect people’s lungs.”

We now have evidence of potential physical harm caused by smoking cannabis, and the approach taken by this House over the years has been to discourage people from smoking and using substances that harm their physical health. There is emerging evidence of the physical harm caused by smoking cannabis, so there is a strong argument that we should be consistent by discouraging people, as much as possible, from smoking cannabis. That, as my right hon. Friend has said, could be done by legalising cannabis and giving people an open choice, but when there is compelling evidence of physical harm, it would be wrong to legalise a substance that we know to damage people’s mental health and, increasingly, their physical health.

Several issues have been raised about the medical use of cannabis. Cannabis is widely used by people who attend pain clinics—such people self-administer illegally obtained cannabis for symptom relief. At the moment, it is very difficult for medical researchers to research the potential benefits of some substances contained in cannabis in alleviating pain in palliative care or in other legitimate medical settings.

The hon. Member for Caithness, Sutherland and Easter Ross eloquently discussed Sativex, a drug used to treat multiple sclerosis. The drug remains a schedule 1 controlled drug, which means that under the Misuse of Drugs Act 1971 and in regulation there are no requirements on pharmacists to keep records or on the prescriber to write prescriptions in a form other than that required by the Medicines Act 1968—in other words, for prescription-only medications.

The Medicines and Healthcare Products Regulatory Agency has also issued the manufacturer of Sativex in the UK with a wholesale dealer’s licence and an importation licence for patients with MS. The Home Office has therefore been able to issue licences for such supplies, and has done so through a general licence that covers all doctors who apply on behalf of individual MS patients. Dispensing pharmacists are also covered by that licence, which is triggered by an application by the doctor to the Home Office Inspectorate. Supplies can be made directly from the company’s domestic stocks.

There is a challenging framework for the medicinal use of cannabis in this country, and it needs to be reconsidered. It was suggested earlier that we should consider changing cannabis from a schedule 1 drug to a schedule 2 drug, which would be consistent with opioids—doctors are able to prescribe, say, methadone as an alternative for someone who is being treated for heroin dependence. That merits some consideration, and I would be grateful if the Minister responded on that point. A number of studies in the United States have shown that cannabis has potential medicinal benefits for pain relief in palliative care, so will we in this country be able to consider some of those issues? If we can help patients use pain control better to manage the symptoms of terminal or progressive diseases or illnesses, that has to be a good thing. We would not want the unintended consequences of the current legal framework to get in the way of achieving that.

This is not a simple issue. I have looked at the evidence and, on balance, I am not currently persuaded that making access to a substance that is harmful to both physical and mental health legal, as opposed to decriminalised, would be a good thing. We need to make it easier to research the potential medical benefits of cannabis in pain control in terminal and progressives illnesses. Finally, there is a lot for us to do in the criminal justice system. There were encouraging words from the Secretary of State for Justice last week on the need to stop the cycle of reoffending by better supporting prisoners with mental illnesses or substance misuse challenges, including the misuse of cannabis and other drugs. We can help such people not by criminalising their activities but by supporting their rehabilitation and helping them to cope better with their substance misuse problems.

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Norman Lamb Portrait Norman Lamb
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I am grateful to the hon. Lady for her intervention. Of course, my suggestion was speculation, but very many young people—about a third—choose to take cannabis at some stage. As the right hon. Member for Hitchin and Harpenden said earlier, that percentage of the population choosing to use cannabis starts to undermine the rule of law. Perhaps the percentage is a third and not a half, but one can make a reasonable judgment that a significant proportion of this Government will have used cannabis at some point. That is a reasonable assumption to make, yet the Government appear to be comfortable with other people in this country ending up with a criminal record. That is what I find distasteful and that is what has to be challenged. We need policy based on evidence, which focuses on health and not criminal justice.

Paul Flynn Portrait Paul Flynn
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Will the right hon. Gentleman give way?

Norman Lamb Portrait Norman Lamb
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I am conscious that other people want to contribute to the debate, so I must remain disciplined or I will be told off by Mr Evans.

The case is overwhelming. I urge the Government to act and listen to the evidence.

Caroline Lucas Portrait Caroline Lucas (Brighton, Pavilion) (Green)
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It is a pleasure to serve under your chairmanship, Mr Evans, and a pleasure to follow the right hon. Member for North Norfolk (Norman Lamb)—I think I completely agree with everything he said. I thank the hon. Member for Newport West (Paul Flynn) for securing the debate and all the people who signed the petition, which raised the profile of this important issue.

I shall start with a few quotations:

“Drugs policy has been failing for decades.”

We need

“fresh thinking and a new approach.”

Not my words, but those of the Prime Minister, David Cameron, back in 2005 when he was a contender for leadership of the Conservative party. At that time, he also said that it would be “disappointing” if radical options on the law on cannabis were not looked at. Since then, he has reversed his position almost 180° and done what, sadly, all too many politicians do once they have secured power—ignored the evidence and, in the face of what can be a hostile media environment, retreated to the status quo.

My position, which I have set out repeatedly in the House, is that we should be guided by the evidence. We need an urgent review of the Misuse of Drugs Act 1971 to determine whether the legislation has been effective and to consider whether alternative approaches might better reduce drug-related harms. That other countries and some US states have been more committed to following the evidence on cannabis than the UK has been creates an opportunity for us to learn from their experiences, whether they be of decriminalisation or some form of regulation.

There are clear and compelling grounds to legalise cannabis for medical use in particular and, having studied the evidence, I am fully persuaded that we need to do just that. Not because it is popular—although it is, with 53% of the UK public backing the legalisation or decriminalisation of cannabis for medical and non-medical use, according to an Ipsos MORI poll from last year. Not because many of those who already use cannabis-based medicines testify to the positive effects—although they do, with many claiming benefits for chronic pain, including that caused by neuropathy, fibromyalgia and rheumatoid arthritis, and others, such as MS sufferers, citing its benefits. Not because the UK lags behind other nations when it comes to recognising the therapeutic value of cannabis—although it does, with 20 US states, Canada, the Netherlands, the Czech Republic and Israel, among others, legalising the production and supply of cannabis for medical use. I am fully persuaded, because a strong evidence base justifies looking in much more detail at exactly how we should regulate the production and supply of cannabis for medicinal purposes.

We owe it to people like my constituent, Charlotte, a 34-year-old mother living with a palliative cancer diagnosis. She told me:

“When you are faced with such a diagnosis, you either accept it and let the rot set in or you look outside the box!”

She believes that cannabis oil is saving her life and allowing her to live well:

“I would be dead or very, very ill if not for cannabis oil.”

She goes on to say that

“the Government is shooting itself in the foot, if it supported cannabis and proper evidence based trials were properly funded it would have a huge impact on the cancer costs.”

We owe it to Charlotte, and the many people like her who use or want to use cannabis medically, to stop our ideological opposition and start gathering, and then listening, to the evidence.

Trials of the regulation of medical-based cannabis could, for example, answer questions about how we differentiate types of use and how to avoid the potential for leakage into non-medical supply. They could facilitate research that might otherwise be hindered and, if successful, they could provide a potential stepping stone for regulated legal production and supply of cannabis more widely.

[Mrs Cheryl Gillan in the Chair]

It is important to note that in those countries where medical cannabis is already regulated, implementation and practice has varied enormously. Some models have successfully demonstrated what effective, controlled production and responsible prescribing or retailing can look like. Elsewhere, regulation has been inadequate, leading to over-commercialisation and irresponsible sales practices and promotions. All that and more must be looked at within an agreed framework of what might be achieved through regulation, so that any proposals brought forward in the UK have learned from and built on existing good practice. That principle applies not just to medical cannabis; we have an opportunity to learn from countries such as the Netherlands and Denmark and US states that have introduced various regulated models for the sale of cannabis for recreational use too.

Colorado, which in 2012 became the first jurisdiction in the world to legalise cannabis, demonstrates the benefits of ending the criminalisation of users and putting the Government in control of the trade. Despite dire predictions, early evidence suggests that legalisation in Colorado has had the following positive outcomes: no spike in cannabis use among young people; thousands no longer receiving criminal records; no increase in road fatalities; and a significant reduction in the size of the criminal market, as the state now controls 60% of supply.

In these times of austerity, it is also interesting to note that in Colorado, for example, legal marijuana tax revenues have been breaking records. Through the first seven months of this year, Colorado has brought in nearly $73.5 million, putting the state on track to collect more than $125 million for the year, with $40 million of that allocated for school building programmes. If that kind of benefit can be properly balanced with a regulatory regime that minimises individual and social harm, which theoretically Governments are supposed to do for the production, sale and use of alcohol, why does it not make sense to be open to alternatives to prohibition? There is growing pressure to learn from what is being tried in other countries. The Select Committee on Home Affairs concluded that Government action is needed “now, more than ever” to learn from the models adopted in, for example, Portugal.

We should also pay attention to the evidence from closer to home. When in 2004 cannabis was declassified from a class B to a class C drug in the UK, most estimates suggest that there was a decline in cannabis consumption or no change. A study from Newcastle University Business School also concluded that there is generally no evidence for an increase in the consumption of any other drugs by young people, in particular heroin, cocaine, crack, amphetamines, ecstasy, acid or glue, or for an increase in the consumption of any class A drug.

There is also no evidence for an increase in various forms of criminal behaviour, including drug production and distribution, with the possible exception of a small increase in property crime among 15 to 17-year-olds relative to those under 15. Finally, there is no evidence for an increase in antisocial behaviour, victimisation or any other types of risky or antisocial behaviour.

In other words, and this is borne out by looking at long-term trends across drugs and other different classification regimes, illegality or otherwise has very little effect on whether people use drugs.

Paul Flynn Portrait Paul Flynn
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Does the hon. Lady recall a very spiky example here of one of the scare stories about cannabis? It was said that cannabis users were on the slippery slope and that if they started with cannabis they would end in a life of degradation in the gutter. It was followed up by Ann Widdecombe, who wanted to introduce some new punitive laws, until half the shadow Cabinet declared that they had taken cannabis as young people. They ended up on the slippery slope to a form of degradation on the Tory Front Bench, but one that is not illegal yet.

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Mike Penning Portrait Mike Penning
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To be fair, that is different from the point I was trying to make. In the modern way in which we police—not just in the past five years, but for many years—the discretion of a police officer to make a decision is an operational matter for them, and not for politicians. Also, it is not for police and crime commissioners to make such decisions. I know what the Durham PCC said, but operational decisions are for the chief constable. PCCs were not set up to make such decisions. We now have cross-party support for PCCs. I am pleased about the Labour party’s conversion since the election. That is not a snipe—yes, it is—but I am really pleased that there has been a change, because there are excellent PCCs out there and they do an excellent job.

I am also conscious that there are devolved Administrations looking at this matter differently. I will come to some of those points later. Let us see what positives can come out of this. I will not stand here and say, “We are going to legalise cannabis.” I am not going to say that from a moral, personal or Government position. However, we could look carefully, as was mentioned by my hon. Friend the Member for Central Suffolk and North Ipswich (Dr Poulter), at the research. We need to look at why the research is not taking place and at the effects of certain parts of the legislation.

Believe it or not, I took a week off the week before last and went to my favourite part of Norfolk: the Norfolk broads. I spent a week fishing while my wife and mother-in-law looked at the other beautiful parts of Norfolk. I used a lot of hemp—we discussed the seeds earlier in the debate. I live in and represent Hemel Hempstead. Some of the bread that some of us buy contains hemp seeds. My hon. Friend the Member for Central Suffolk and North Ipswich alluded to the problem of the seeds being legal, and the rationale behind that, although that does not mean we should not look carefully at the matter, and we will. There should be nothing in statute that prevents research into improving people’s quality of life. I will go away and work with other relevant Departments to see how we can do that.

My good friend the hon. Member for North Down (Lady Hermon) alluded to what would happen with the republican response. As a former Northern Ireland Minister, and having served in Northern Ireland in uniform in a different capacity, I know that the sad thing is that these thugs and organised criminals will find something else with which to raise money and destroy their communities, as they have done with diesel laundering and other things over the years. I do not think that legalisation would make a huge difference to what they do, but it might make a huge difference to the lives of the hon. Lady’s constituents, whether mentally or physically, according to the evidence we have heard today.

Another issue, which I discuss with my constituents, is the diverse views about where we should be on this subject. We are as one in wanting to protect our constituents, but we are perhaps looking at it in different ways. Going back to the point made a moment ago by my former right hon. Friend, the right hon. Member for North Norfolk, mental health protection for vulnerable people is probably one of the most difficult and important issues we face, which is why I am so pleased that, after the work we did in the past, so many police forces now have mental health professionals with them on the streets and in the custody suites, and use sections 135 and 136 less.

As we have heard, there is conflicting evidence from studies from across the world. The majority of the world has not legalised cannabis. There is movement, but the majority of the world is in roughly the same position as us. The shadow Minister talked extensively and absolutely correctly about Portugal, but they have a completely different strategy for working with people and moving forward, and that is true not only of their health service. Only last month, the Washington State Institute for Public Policy said that it is too early to decide whether what is going in that state is going to work. The evidence I have before me says that the institute thinks it will not be clear until at least 2017.

Paul Flynn Portrait Paul Flynn
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Will the Minister give way?

Mike Penning Portrait Mike Penning
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I would like to make some progress. The hon. Gentleman will be summing up at the end, but I will give way shortly.

There will always be one expert in one part of the world saying one thing and another in another part of the world saying another, not least because there will always be such diverse views. Nevertheless, we have to listen to what is going on and use that as our evidence base, as was asked for earlier.

The situation in Holland is really interesting. We have heard different usage statistics today, but the latest figures I have—I might be wrong; if I am, I will write to colleagues and ensure that they know—are 6.5% or 6.7%, according to the crime survey for England and Wales for 2014-15, while the latest figures for Holland are 7%, which is a larger percentage than ours. Holland legalised cannabis and a different situation is occurring there: while usage is dropping here, it has stayed higher in Holland. I am not saying that what Holland has done is wrong—it is an independent country and it is absolutely right and proper that it has its own policy—but when we compare ourselves with Holland, we must not use statistics that might be out of date. If my figures are out of date, I apologise, and I will write to colleagues to correct them. Other points were raised on which I would like to write to not only those colleagues present, but every colleague in the House—those who were not able to attend this debate—to answer such queries.

To the hon. Member for Brighton and Hove, which I think is the name of that constituency now—

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Mike Penning Portrait Mike Penning
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I am not certain that the hon. Lady was listening to what I said, but I suggest she read Hansard tomorrow morning. We have cross-party agreement that we will look at research and see how we can help people. I am committed to that, as is the shadow Minister. We will try to do that, but I cannot do it at the Home Office alone; it has to be done across the board. That is the most important thing that can come out of this debate. It is not about who is right and wrong; let us try to work out what can help individuals.

Paul Flynn Portrait Paul Flynn
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The Minister says that he is keen to look at evidence, so will he re-read the report of the Home Affairs Committee? With a Tory majority, it looked at the subject very seriously for a whole year, and concluded that what happened in Portugal was entirely beneficial, with no harmful effects, and is now supported by all parties in Portugal, as well as the police there. Why does he think that an anecdotal sideswipe at that is going to mean anything? Is he not relying on an evidence-free policy instead of taking up the Select Committee’s recommendation to set up a royal commission on this issue?

Mike Penning Portrait Mike Penning
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The hon. Gentleman is never going to change his view, and that is fine.

Paul Flynn Portrait Paul Flynn
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That was the Select Committee’s view.

Mike Penning Portrait Mike Penning
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From a sedentary position he chunters on. Let us listen to what the royal colleges have said, because they are the experts. The Select Committee took evidence. I have sat on Select Committees and I know exactly what goes on. I think I am due to give evidence to the Select Committee next week. It is crucial that we do not set ourselves in one position but that instead, we ask what research could help take things forward. That is what I have committed to doing and it is very important.

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Paul Flynn Portrait Paul Flynn
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I am afraid that, as usual, the point of the debate has been missed. It is not my debate, but the debate of the 220,000 people who tried a new procedure—this is only the second time it has been used—to ask that the House debate this subject. Our chief task in this Parliament is to restore the reputation of this place. Democracy was invented in Greece 2,500 years ago and has come to us in stages. People had expectations that, because they signed the petition and we held this debate, they would hear a positive, sensible and constructive answer from the Government. They have been disappointed.

The great myth that is perpetrated is that if we ban something people do not use it and that if we make something illegal it stops being used, but the reverse is true. The prohibition we introduced in 1971 has been a continuing disaster. We heard medical evidence from the same source, and we have to take it seriously. The small percentages do not relate to the extent of the danger. I remind the House that Professor Nutt said that we would have to stop 5,000 people using cannabis to prevent one case of psychosis. That still makes it a serious problem, but the great lesson is that prohibition has caused people to suffer greatly. People have been criminalised, and their lives have been ruined.

I have only two minutes, so I will make a final point. Tens of thousands of people have written impassioned letters to us about their suffering. They want the Government to move their drug of choice, which is a natural substance, not a chemical one like Sativex—the natural form of cannabis has been used for 5,000 years without any serious side effects—from schedule 1 to schedule 2. Simple—it could be done. It has just been done in 23 states in America without any harm. I beg the Government to look again at the evidence to rescue sufferers of MS from their bed of thistles.

Lord Lilley Portrait Mr Lilley
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Surely the hon. Gentleman agrees that the one argument that those opposing our position have leant upon is the evidence of the Royal College of Psychiatrists studies, but the very fact that studies can be carried out on people who use and do not use cannabis shows that the present prohibition is not effective. It also suggests that, although there may be health risks, their incidence will probably not be altered by legalisation, whereas all the other issues that the hon. Gentleman and I have raised would be ameliorated. We hope the Minister will take that into account in his further consideration.

Paul Flynn Portrait Paul Flynn
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As the right hon. Gentleman said, there is a belief that persists. Recently, one of the legal highs was criminalised, and the result in my area was a 300% increase in its use. We cannot go on believing that we are the masters of the universe. We are throwing 2 million or 3 million of our young people into the hands of irresponsible gangsters. We should ensure that these drugs are controlled so that they are kept out of the hands of people with mental ill health and others whose health might be threatened, such as pregnant women. That is the point of a controlled drug, and we will get it controlled only with legalisation. We will carry on with the chaos, waste and cruelty if we continue with our mistaken policy of prohibition.

Question put and agreed to.

Resolved,

That this House has considered an e-petition relating to making the production, sale and use of cannabis legal.