A massive survey recently released by a national drug-testing company strongly suggests we are well into the “fourth wave” of the opioid crisis. The three previous waves were driven by 1. prescription ...

America's addiction crisis is being ushered into a dangerous new era by rising levels of polysubstance abuse, as more people become addicted to deadly combinations of synthetic opioids and stimulants.

If you administer naloxone (Narcan) to a patient experiencing an apparent opioid overdose and it doesn't seem to be working, should you give more? Not necessarily, according to Kelly Ramsey, MD, MPH, ...