Wednesday, January 27, 2010

Antidepressants Change Personality

People who take antidepressants such as Paxil often say they feel less stressed and more outgoing, lively, and confident. Now a new study suggests it's not just because they're less depressed.

In fact, such drugs may alter two key personality traits linked to depression -- neuroticism and extraversion -- independently of their effect on depression symptoms.

'Medication can definitely change people's personalities, and change them quite substantially,' says the lead author of the study, Tony Z. Tang, Ph.D., a professor of psychology at Northwestern University in Evanston, Illinois. The findings show that 'those changes are very important,' he says.

In the study, people who took Paxil (paroxetine), a selective serotonin-reuptake inhibitor (SSRI), had a drop in neuroticism, which is a tendency toward emotional instability and negative mood. They also had an increase in extraversion, which is a tendency toward outgoingness, compared to similarly depressed people taking placebo. Read the entire article.

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