The most typical marijuana users among high school aged youth in the U.S. are 11th and 12th graders.
Methadone users who are pregnant are at risk of premature labor or having a miscarriage if they abruptly stop using the drug, and many women choose to continue using methadone throughout their pregnancy to minimize these risks.
Rates of illicit use of prescription stimulants such as Ritalin and Adderall have recently escalated on college campuses.
Supplying individuals with magic mushrooms can result in life imprisonment and/or an unlimited fine.