An Old, Dangerous Drug has Made a Comeback with a New Generation of Users

It had been several years since professor Joseph Palamar had seen that unmistakable “caveman face,” the telltale sign of an imminent overdose of gamma-hydroxybutyric acid, or GHB. Standing among throngs of concertgoers at a Brooklyn music venue last year, Palamar spotted the bulky man with the contorted face nearby. He was struggling to remain conscious.(…)