Drug use may refer to any drug use; or:

  • Entheogen
  • Performance-enhancing drugs
  • Pharmaceutical drug
  • Poly drug use, the use of combined psychoactive substances
  • Polysubstance dependence
  • Recreational drug use
  • Self-medication
  • Substance abuse
  • Substance dependence

See also

  • Drug injection
  • Drug policy of Portugal
  • Golden Triangle (Southeast Asia)
  • History of United States drug prohibition
  • Illegal drug trade
  • Prohibition of drugs
  • War on drugs
  • East African drug trade