Investigators said Plasencia worked with another doctor, Mark Chavez, to provide Perry with ketamine off the books. The ...

A related compound, esketamine, has been approved in the European Union and the United States for the emergency treatment of treatment-resistant depression, administered as a nasal spray under strict ...

Tech billionaire Elon Musk shared drug test results on Tuesday showing that he tested negative for ketamine after The New York Times reported he was using drugs on the 2024 campaign trail.

NEW YORK (AP) — Former U.S. Sen. Bob Menendez arrived at a federal prison on Tuesday to begin serving an 11-year sentence for ...

The company said that it will instead use natural colors for products including kool aid, crystal light and more.