For some, the illness is a medically treatable imbalance in brain neurochemistry a serotonin deficiency that can be remedied by selective serotonin reuptake inhibitors (SSRIs) such as fluoxetine, better known as Prozac, which has been prescribed to more than 35m people worldwide since its launch in 1988.

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It is one of a class of drugs called selective serotonin reuptake inhibitors (SSRI).

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It was the single biggest trial of any of the family of anti-depressants known as selective serotonin reuptake inhibitors, undertaken in children.

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Therefore, the benefits of the antidepressants -- known as selective serotonin-reuptake inhibitors -- may still outweigh the risks for some women, researchers say.

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Your doctor may prescribe one of several selective serotonin reuptake inhibitors (SSRIs), such as sertraline (Zoloft), paroxetine (Paxil) or fluoxetine (Prozac), to help delay ejaculation.

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So-called selective serotonin reuptake inhibitors such as Paxil, Prozac and Zoloft, gained widespread use on the theory that depressed people suffer from a deficit of the brain chemical serotonin.

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The chimps were given SSRI (Selective Serotonin Reuptake Inhibitors), which is a class of anti-depressant similar to Prozac and is used to treat human patients for depression, anxiety disorder and obsessive compulsive disorder.

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If you are most distressed by OCD, for example, the best demonstrated treatments are antidepressant medications (and selective serotonin reuptake inhibitors in particular) and a form of psychotherapy called response extinction.

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