oxazepam: a tranquilizing drug (trade name Serax) used to treat anxiety and insomnia and alcohol withdrawal
sedative-hypnotic: a sedative that depresses activity of the central nervous system and reduces anxiety and induces sleep
rockers: originally a British youth subculture that evolved out of the teddy boys in the 1960s; wore black leather jackets and jeans and boots; had greased hair and rode motorcycles and listened to rock'n'roll; were largely unskilled manual laborers