A 2-year-old child (A) presents with a 4-day history of a rash limited to the feet and ankles. The papular rash is both pruritic and erythematous. The 3-month-old sibling of this patient (B) has similar lesions also involving the head and neck. The most appropriate treatment for this condition includes which of the following?
Coal-tar soap Permethrin Hydrocortisone cream Emollients