Posted in Web Ketamine economy: New mental health clinics pop up with few rules … – NPR January 30, 2020 Ketamine, approved as an anesthetic in 1970, is emerging as a major alternative mental health treatment. But more than 500 clinics have popped up with little regulation, and treatment varies widely. https://www.npr.org/sections/health-shots/2024/01/30/1227630630/ketamine-infusion-clinic-mental-health-depression-anxiety-fda-off-label