Clorazepate (marketed under the brand names Tranxene and Tranxilium), is a drug which is a benzodiazepine derivative. It possesses anxiolytic, anticonvulsant, sedative and skeletal muscle relaxant properties. Clorazepate was discontinued in February 2006 in the United Kingdom.

Norethynodrel was the progestin used in Enovid, the first oral contraceptive.