Potassium permanganate is used as a medication for a number of skin conditions. This includes fungal infections of the foot, impetigo, pemphigus, superficial wounds, dermatitis, and tropical ulcers. For tropical ulcers it is used together with procaine benzylpenicillin. Typically it is used in skin conditions that produce a lot of liquid. It can be applied as a soaked dressing or a bath.