Diazepam, brand names: Valium, Seduxen, in Europe Apozepam, is a 1,4-benzodiazepine derivative, which possesses anxiolytic, anticonvulsant, sedative and skeletal muscle relaxant properties. Diazepam is used to treat anxiety and tension, and is the most effective benzodiazepine for treating muscle spasms. It is also used as a sedative premedication for various medical procedures, and to treat alcohol and opiate withdrawal symptoms. ...