Wiktionary
ulobetasol
n. A particular corticosteroid.
Wikipedia
Ulobetasol
Ulobetasol ( INN) or halobetasol ( USAN) is a corticosteroid used to treat psoriasis. It is a group I corticosteroid under the US classification, the most potent class of such drugs. Halobetasol propionate is usually supplied as a 0.05% topical cream.