Dec 23 (Reuters) - Merck (MRK.N), opens new tab will discontinue its drug for a bacterial infection that can lead to fatal diarrhea, the U.S. Food and Drug Administration's website showed on Monday.

Mr. Jay is a writer based in London and the author of “Psychonauts: Drugs and the Making of the Modern Mind.” It’s becoming impossible to count all the options we have these days for ...