Addiction

Study: Marijuana top illegal drug used worldwide

Marijuana is the most popular illegal drug used worldwide, but addictions to popular painkillers like Vicodin, Oxycontin and codeine kill the most people, according to the first-ever global survey of illicit drug abuse.

Addiction

Heroin availability increasing across Washington state

New data from the University of Washington's Alcohol and Drug Abuse Institute indicates increases in heroin availability, abuse and deaths across the state, particularly among young adults ages 18-29. These increases are ...

Medications

US panel opposes pure hydrocodone painkiller

(AP)—U.S. government health experts overwhelmingly voted against a stronger version of hydrocodone on Friday, questioning the need for a new form of one of most widely abused prescription painkillers.

Medical research

New research finds cause of morphine side effects

A University of Colorado Boulder-led research team has discovered that two protein receptors in the central nervous system team up to respond to morphine and cause unwanted neuroinflammation, a finding with implications for ...

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