Clotrimazole and betamethasone dipropionate: The combination of topical clotrimazole and betamethasone commonly known as Lotriderm is used to treat fungal skin infections such as vulvovaginal candidiasis, trichomoniasis, bacterial vaginosis, athlete’s foot, jock itch, and ringworm. Clotrimazole is an antifungal medication that treats or prevents infection caused by a fungus, while Betamethasone is a topical potent corticosteroid that reduces inflammation (dermatitis), itching, and redness of the skin. Never use to treat diaper rash or in adolescents younger than 17 years old. It may take up to 1-2 weeks before symptoms improve. Take special care it’s not known whether betamethasone and clotrimazole pass into breast milk or if it could harm an unborn baby.