New psychoactive substances (NPS), also known as "internet drugs," are substances developed to affect the brain in a similar way to illegal drugs. Researchers at Linköping University, Sweden, in ...

For more than 50 years, marijuana has been classified as a Schedule I drug, alongside drugs considered to have no accepted medical use, thanks to then-President Richard Nixon’s so-called War on Drugs.

In January 2022, the U.S. Food and Drug Administration (FDA) released finalized guidance on premarket pathways for combination products. While the guidance is not binding, it provides industry ...

Add Yahoo as a preferred source to see more of our stories on Google. Nitazenes, like this powder sample, are a class of synthetic opioids more potent than morphine and fentanyl. Joe Lamberti/The ...

It's known as a party drug of choice: cheap, readily available, and a “really good intensifier”. But ketamine wasn't designed for recreational use - it's a powerful anaesthetic, with a nasty dark side ...

Cannabis may be on its way to being less restricted in the U.S. after a recent recommendation from the Health and Human Services Department to reschedule the drug's classification. Last week, the HHS ...