FOR TOPICAL USE ONLY
NOT FOR OPHTHALMIC, ORAL, OR INTRAVAGINAL USE
Eurax (crotamiton USP) is a scabicidal and antipruritic agent available as a cream or lotion for topical use only. Eurax provides 10% (w/w) of the synthetic, crotamiton USP, in a vanishing-cream or emollient-lotion base containing: carbomer-934, cetyl alcohol, diazolidinylurea, dimethicone, fragrance, laureth-23, magnesium aluminum silicate, magnesium nitrate, methylchloroisothiazolinone, methylisothiazolinone, petrolatum, propylene glycol, sodium hydroxide, steareth-2, and water. In addition, the cream contains glyceryl stearate. Crotamiton is N-ethyl-N-(o -methylphenyl)-2-butenamide and its structural formula is:
Crotamiton USP is a colorless to slightly yellowish oil, having a faint amine-like odor. It is miscible with alcohol and with methanol. Crotamiton is a mixture of the cis and trans isomers. Its molecular weight is 203.28.