25 Percent Drop in Marijuana Use by Teen Boys More Youths Starting Drug Use with Painkillers Than Marijuana; Prescription Drug Abuse Remains a Concern WASHINGTON, Sept. 6 /PRNewswire-USNewswire/ -- Overall illicit drug use among teens ages 12-17 is at a five year low, according to the largest and most comprehensive study of drug use in the United States, released today. But when it comes to youth, nonmedical use of painkillers continues to be an area of concern, with more recent initiates (2.2 million) than any illicit drug, reveals the National Survey on Drug Use and Health (NSDUH). Since 2002, current...