This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Skin, Subject name: Pharmacology
NOT used in scabies? 
Select and explain. 
A. BHC, B. Permethrin, C. Ciclopirox oleamine, D. Crotamiton
C: Ciclopirox oleamine
Answer: C: Ciclopirox oleamine 
Explanation: Ans. is 'c' i.e. Ciclopirox oleamine Scabies is caused by a mite (Sarcoptes Scabiei var hominis) specific for human.Scabicide used in the tIt of scabiesScabicideMethod of useComments* Permethrin (5%)1 application * Benzyl benzoate3 application atIrritation 12 hourly intervals * Gamma benzene hexachloride (BHC) (1%)1 applicationSeizures* Crotamiton 10%2 applications daily x 14 duseful in children mild antipruritic* IvermectinSingle oral dose 200 mg/kg body weight