Okay, a little overstated, but it seems that:
– antidepressants only work very slightly better than placebos, and if you improve the testing procedure, there is actually no difference at all.
– other psychoactive drugs turn what is often temporary or episodic illness into chronic, permanent disability, shrinking the brain and distorting the body.
Do please read this article (part one of two) in the New York Review of Books.
… and consider whether the reasons why we voluntarily take other drugs, legal or otherwise, may be the reasons we shouldn’t.