The term club drug refers to a wide variety of dangerous drugs. These drugs are often used by young adults at all-night dance parties, dance clubs and bars. They include Methylenedioxymethamphetamine (MDMA), also known as Ecstasy XTC, X, Adam, Clarity and Lover's Speed Gamma-hydroxybutyrate (GHB), also known as Grievous Bodily Harm, G, Liquid Ecstasy and Georgia Home Boy Ketamine, also known as Special K, K, Vitamin K, Cat Valium Rohypnol, also known as Roofies, Rophies, Roche, Forget-me Pill Methamphetamine , also known as Speed, Ice, Chalk, Meth, Crystal, Crank, Fire, Glass Lysergic Acid Diethylamide (LSD), also known as or Acid, Boomers, Yellow Sunshines Club drugs have become more common in recent years. Sometimes people use them to commit sexual assaults. Club drugs can cause serious health problems and sometimes death. They are even more dangerous if you use them with alcohol.