Brain science, addiction and drugs

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PART II: medicines for mental health

Chapter 7 Medicines for mental health Introduction

However, over £600 million per year is directly spent on medication (Sainsbury Centre for

Approximately 450 million people worldwide

Mental Health, 2006). As with all medicines,

suffer from a mental disorder such as unipolar

there has been a steady increase in the

or bipolar depression, schizophrenia or

prescription of antidepressant and antipsychotic

Alzheimer’s disease, representing nearly 10%

drugs in recent years (Department of Health,

of the global adult population (WHO, 2001). In

2007). For instance, the number of prescription

the UK, it is estimated that one in six people

items for antidepressant drugs rose by 36%

between the ages of 16 and 74 experience

between 2000 and 2005, to approximately 29

a mood or anxiety disorder, which in 2000

million (ibid). Similarly, drugs used to treat

equated to approximately 7 million people

psychoses and related disorders increased by

(ONS, 2001). Importantly, all forms of mental

7% from 2002 to 2003 to reach 6.4 million

illness are associated with increased rates of

prescription items (Department of Health, 2007).

suicidal thoughts and attempts (ONS, 2002) and research indicates that 5-13% of patients

In this chapter we explore the development

with schizophrenia die from suicide (Pompili et

and use of medicines for the treatment and

al., 2007). Studies of suicide deaths have shown

prevention of mental illness in the context of

that around one in four individuals had been in

recent and potential advances in cognitive

contact with mental health services in the year

neuroscience. It should be emphasised that,

before death, and half had been in contact with

in considering medicines for mental health, we

mental health services in the preceding week

have focused on pharmacological therapies;

(Appleby et al., 1999).

psychological treatments such as Cognitive Behavioural Therapy (CBT) are briefly

The cost of all mental illness is estimated at

considered in Section 7.8.3, but a detailed

£77 billion per year in England alone. Much of

consideration is beyond the scope

this sum reflects indirect costs to the economy

of this discussion. We also emphasise the

through lost productivity, costs to the criminal

importance of developing new and effective

justice system and to society more broadly

treatments for the age-related cognitive

(Sainsbury Centre for Mental Health, 2003).

dementias, such as Alzheimer's disease. These

Box 7.1 Public engagement: views on mental illness

The results of the public engagement activity emphasised that most participants felt that eliminating the stigma attached to mental health was fundamental to improving the lives of people with mental health problems and those who care for them. The wider understanding that might arise through a more open discussion of the impact of mental illness seemed to be lacking. Some participants explained that the mental illness itself was less debilitating than the wider social consequences of the disorder, including isolation, vulnerability to abuse and sometimes violence. Participants also considered that the stigma attached to mental health problems and lack of obvious external manifestations contributed to the ‘invisibility’ of these problems. Participants felt that this stigma can leave people feeling ashamed of their condition or reticent to speak of their experiences.

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