Tuesday, January 7, 2014

A New Focus on Depression

From The New York Times:
Of all the major illnesses, mental or physical, depression has been one of the toughest to subdue. Despite the ubiquity of antidepressant drugs — there are now 26 to choose from — only a third of patients with major depression will experience a full remission after the first round of treatment, and successive treatments with different drugs will give some relief to just 20 to 25 percent more.

About 30 percent of people with depression have some degree of treatment resistance. And the greater the degree of resistance, the more likely a future relapse, even if the patient continues taking the drug.

Although we have learned much about depression — for example, the recent research showing that the successful treatment of insomnia in depressed patients essentially doubles their response to a drug like Prozac — we still don’t understand its fundamental cause. The old idea that the disease results from a deficiency of a single neurotransmitter like serotonin or dopamine is clearly simplistic and wrong. (Read more.)
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