FDA Issues Warning Letters on Products Containing 7-OH

On July 15, the U.S. Food and Drug Administration (FDA) announced it sent seven warning letters to companies for “illegally marketing” products containing 7-hydroxymitragynine (7-OH). According to FDA, there is growing concern around “novel potent opioid products” that are being marketed and sold online and in smoke shops, gas stations and corner stores. 7-OH is ...