Cychlorphine is not approved for human use, and officials warned it is frequently mixed with other illicit drugs.

Cychlorphine, a synthetic opioid 10 times more potent than fentanyl, is linked to dozens of deaths and is spreading across ...

The “zombie drug” Xylazine is raising concern in India due to rising cases and severe health risks. Mixed with opioids, it ...

Kelly Chibale says that the hunt for new drugs is kind of like a fairy-tale quest. And it takes a lot of time and patience. "It doesn't mean that there aren't surprises or miracles," he says. "They do ...

Medications once used to treat illness are increasingly being taken for prevention. Experts explain what’s behind the shift—and what the science actually supports. As telehealth and direct-to-consumer ...