Depression medication usually takes weeks to kick in. But one drug, ketamine, starts working in hours. In new research published this week in the journal Biological Psychiatry, scientists say they have a better idea of how the drug, also used as an anesthetic, may be affecting the brain. In this hour of Science Friday, guest host Joe Palca talks to the Director of the National Institute of Mental Health about what this drug reveals about depression and what it could mean for the future of depression treatment.
Produced by Flora Lichtman, Correspondent and Managing Editor, Video