The Drug Enforcement Administration has charged a major health care company and two Florida CVS pharmacies with violating their licenses to sell controlled drugs.

Officials in Pennsylvania are introducing a new drug testing program for certain welfare recipients.

The Colorado Secretary of State said Friday that supporters of a measure to legalize possession of marijuana for recreational use need an additional 2,500 signatures in order to get the initiative on the ballot.

Substance abuse treatment is committed to abstinence from nonmedical drug use. Yet, continued nonmedical drug and alcohol use and relapse are so common that they are often defined as part of the disease itself, says Robert L. DuPont, MD of the Institute for Behavior and Health.

A new study of siblings’ brain structure and function may provide clues to addiction. Time reports that the study suggests at least some brain changes seen in addiction are a cause of excessive drug use, not the result.

A new study links smoking with an increased risk of psoriasis. Heavy smokers, and those who smoke for many years, are at greatest risk.

Indiana’s “blue law,” which bans carryout liquor sales on Sundays, may leave some unprepared Super Bowl visitors alcohol-free, according to the Associated Press.

The U.S. Army is investigating a possible link between the death of two soldiers and popular dietary supplements containing dimethylamylamine, or DMAA.

Substance abuse prevention and treatment specialists will meet February 6-9 in Washington, D.C., for Community Anti-Drug Coalitions of America's (CADCA) 22nd annual National Leadership Forum.

U.S. District Judge Richard Leon suggested Wednesday that a federal rule that would require cigarette packages to carry graphic warning labels could violate tobacco companies’ free speech rights, Reuters reports.