Zoxazolamine (INN, USAN, BAN) (brand name Contrazole, Deflexol, Flexin, Miazol, Uri-Boi, Zoxamine, Zoxine) is a muscle relaxant that is no longer marketed.

[1][2] It was synthesized in 1953 and introduced clinically in 1955 but was withdrawn due to hepatotoxicity.

[1][2][3] One of its active metabolites, chlorzoxazone, was found to show less toxicity, and was subsequently marketed in place of zoxazolamine.

[3] These drugs activate IKCa channels.

This drug article relating to the musculoskeletal system is a stub.