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'The myth of the chemical cure' 'The myth of the chemical cure'
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VIEWPOINT Dr Joanna Moncrieff Mental health expertVIEWPOINT Dr Joanna Moncrieff Mental health expert
Taking a pill to treat depression is widely believed to work by reversing a chemical imbalance.Taking a pill to treat depression is widely believed to work by reversing a chemical imbalance.
Medication is a mainstay of mental health therapyMedication is a mainstay of mental health therapy
But in this week's Scrubbing Up health column, Dr Joanna Moncrieff, of the department of mental health sciences at University College London, says they actually put people into "drug-induced states".But in this week's Scrubbing Up health column, Dr Joanna Moncrieff, of the department of mental health sciences at University College London, says they actually put people into "drug-induced states".
If you've seen a doctor about emotional problems some time over the past 20 years, you may have been told that you had a chemical imbalance, and that you needed tablets to correct it.If you've seen a doctor about emotional problems some time over the past 20 years, you may have been told that you had a chemical imbalance, and that you needed tablets to correct it.
It's not just doctors that think this way, either.It's not just doctors that think this way, either.
Magazines, newspapers, patients' organisations and internet sites have all publicised the idea that conditions like depression, anxiety, schizophrenia and bipolar disorder can be treated by drugs that help to rectify an underlying brain problem.Magazines, newspapers, patients' organisations and internet sites have all publicised the idea that conditions like depression, anxiety, schizophrenia and bipolar disorder can be treated by drugs that help to rectify an underlying brain problem.
People with schizophrenia and other conditions are frequently told that they need to take psychiatric medication for the rest of their lives to stabilise their brain chemicals, just like a diabetic needs to take insulin.People with schizophrenia and other conditions are frequently told that they need to take psychiatric medication for the rest of their lives to stabilise their brain chemicals, just like a diabetic needs to take insulin.
The trouble is there is little justification for this view of psychiatric drugs.The trouble is there is little justification for this view of psychiatric drugs.
Altered statesAltered states
First, although ideas like the serotonin theory of depression have been widely publicised, scientific research has not detected any reliable abnormalities of the serotonin system in people who are depressed.First, although ideas like the serotonin theory of depression have been widely publicised, scientific research has not detected any reliable abnormalities of the serotonin system in people who are depressed.
Second, it is often said the fact that drug treatment "works" proves there's an underlying biological deficiency.Second, it is often said the fact that drug treatment "works" proves there's an underlying biological deficiency.
Psychoactive drugs make people feel different Read your commentsPsychoactive drugs make people feel different Read your comments
But there is another explanation for how psychiatric drugs affect people with emotional problems.But there is another explanation for how psychiatric drugs affect people with emotional problems.
It is frequently overlooked that drugs used in psychiatry are psychoactive drugs, like alcohol and cannabis.It is frequently overlooked that drugs used in psychiatry are psychoactive drugs, like alcohol and cannabis.
Psychoactive drugs make people feel different; they put people into an altered mental and physical state.Psychoactive drugs make people feel different; they put people into an altered mental and physical state.
They affect everyone, regardless of whether they have a mental disorder or not.They affect everyone, regardless of whether they have a mental disorder or not.
Therefore, an alternative way of understanding how psychiatric drugs affect people is to look at the psychoactive effects they produce.Therefore, an alternative way of understanding how psychiatric drugs affect people is to look at the psychoactive effects they produce.
Drugs referred to as antipsychotics, for example, dampen down thoughts and emotions, which may be helpful in someone with psychosis.Drugs referred to as antipsychotics, for example, dampen down thoughts and emotions, which may be helpful in someone with psychosis.
Drugs like Valium produce a state of relaxation and a pleasant drowsiness, which may reduce anxiety and agitation.Drugs like Valium produce a state of relaxation and a pleasant drowsiness, which may reduce anxiety and agitation.
Drugs labelled as "anti-depressants" come from many different chemical classes and produce a variety of effects.Drugs labelled as "anti-depressants" come from many different chemical classes and produce a variety of effects.
Prior to the 1950s, the drugs that were used for mental health problems were thought of as psychoactive drugs, which produced mainly sedative effects.Prior to the 1950s, the drugs that were used for mental health problems were thought of as psychoactive drugs, which produced mainly sedative effects.
'Informed choice''Informed choice'
Views about psychiatric drugs changed over the course of the 1950s and 1960s.Views about psychiatric drugs changed over the course of the 1950s and 1960s.
FROM THE TODAY PROGRAMME More from Today programmeFROM THE TODAY PROGRAMME More from Today programme
They gradually came to be seen as being specific treatments for specific diseases, or "magic bullets", and their psychoactive effects were forgotten.They gradually came to be seen as being specific treatments for specific diseases, or "magic bullets", and their psychoactive effects were forgotten.
However, this transformation was not based on any compelling evidence.However, this transformation was not based on any compelling evidence.
In my view it remains more plausible that they "work" by producing drug-induced states which suppress or mask emotional problems.In my view it remains more plausible that they "work" by producing drug-induced states which suppress or mask emotional problems.
If we gave people a clearer picture drug treatment might not always be so appealingIf we gave people a clearer picture drug treatment might not always be so appealing
This doesn't mean psychiatric drugs can't be useful, sometimes.This doesn't mean psychiatric drugs can't be useful, sometimes.
But, people need to be aware of what they do and the sorts of effects they produce.But, people need to be aware of what they do and the sorts of effects they produce.
At the moment people are being encouraged to believe that taking a pill will make them feel better by reversing some defective brain process.At the moment people are being encouraged to believe that taking a pill will make them feel better by reversing some defective brain process.
That sounds good. If your brain is not functioning properly, and a drug can make it work better, then it makes sense to take the pill.That sounds good. If your brain is not functioning properly, and a drug can make it work better, then it makes sense to take the pill.
If, on the other hand, we gave people a clearer picture, drug treatment might not always be so appealing.If, on the other hand, we gave people a clearer picture, drug treatment might not always be so appealing.
If you told people that we have no idea what is going on in their brain, but that they could take a drug that would make them feel different and might help to suppress their thoughts and feelings, then many people might choose to avoid taking drugs if they could.If you told people that we have no idea what is going on in their brain, but that they could take a drug that would make them feel different and might help to suppress their thoughts and feelings, then many people might choose to avoid taking drugs if they could.
On the other hand, people who are severely disturbed or distressed might welcome these effects, at least for a time.On the other hand, people who are severely disturbed or distressed might welcome these effects, at least for a time.
People need to make up their own minds about whether taking psychoactive drugs is a useful way to manage emotional problems.People need to make up their own minds about whether taking psychoactive drugs is a useful way to manage emotional problems.
To do this responsibly, however, doctors and patients need much more information about the nature of psychiatric drugs and the effects they produce.To do this responsibly, however, doctors and patients need much more information about the nature of psychiatric drugs and the effects they produce.


Have we been misled about these medications? Are people now too reliant on them?Have we been misled about these medications? Are people now too reliant on them?
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