Heroin (IMAGE) Washington University School of Medicine Caption A new formulation of OxyContin makes inhaling or injecting the drug more difficult, so drug abusers are turning instead to heroin (pictured above). Credit US Drug Enforcement Administration Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.