National Institute of Drug Abuse: Source of information on abused substances, science news, data, and statistics.
SAMHSA guide to medication-assisted treatment.
Factsheet about methadone addiction, side effects, and treatments.
PBS Frontline: Timeline of the history of heroin and opium use and abuse, with links to maps and trade routes and more information on opium.
Basic information on heroin.
National Center for Complementary and Alternative Medicine: Description of acupuncture, with links for more information.
NIH video about babies born to women addicted to opioids.