Description
Eurax (crotamiton, USP) is a scabicidal and antipruritic agent available as a cream for topical use only. Eurax provides 10% (w/w) of the synthetic, crotamiton, USP, in a vanishing-cream base containing: carbomer homopolymer type B, cetyl alcohol, diazolidinyl urea, dimethicone, glyceryl monostearate, laureth-23, magnesium aluminum silicate, benzyl alcohol, petrolatum, propylene glycol, sodium hydroxide, steareth-2, and water. 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 soluble with alcohol and with methanol. Crotamiton is a mixture of the cisand transisomers. Its molecular weight is 203.28.