Wipe out flakes, pimples, and buildup. Our favorite medicated shampoo to treat scalp acne is Neutrogena T/Sal Therapeutic Shampoo, an affordable drugstore staple that contains salicylic acid ...
Salicylic Acid: This component reduces flakes and can be found in brands like Neutrogena T/Sal. Selenium Sulfide: Acts by killing fungi, though it can discolor hair and scalp. Found in products ...