Halcinonide is a high potency corticosteroid, in group II (second most potent group) under US classification. It is used topically (in a 0.05% cream provided as Halog) in the treatment of certain skin conditions.
^Pujos E, Flament-Waton MM, Paisse O, Grenier-Loustalot MF (January 2005). "Comparison of the analysis of corticosteroids using different techniques". Anal Bioanal Chem. 381 (1): 244–54. doi:10.1007/s00216-004-2890-9. PMID15700162.