Antidepressants work by stopping the breakdown of norepinephrine, dopamine, and serotonin. They're more difficult for people to take than most other antidepressants because they interact with prescription drugs, nonprescription drugs, and some foods.
The Shompen or ShomPen are the indigenous people of the interior of Great Nicobar Island, part of the Indian union territory of Andaman and Nicobar Islands.