Eating the flesh of an Egyptian mummy prevents the plague. Distilled poppies reduce melancholy. A Turkish drink called coffee increases alertness. Tobacco cures cancer. Such beliefs circulated in the seventeenth and eighteenth centuries, an era when the term «drug» encompassed everything from herbs and spices—like nutmeg, cinnamon, and chamomile—to such deadly poisons as lead, mercury, and arsenic. In The Age of Intoxication , Benjamin Breen offers a window into a time when...