AMAZON BASICS ACNE FOAMING CLEANSER ACNE TREATMENT (BENZOYL PEROXIDE) LOTION [AMAZON.COM SERVICES LLC] skin irritation and dryness is more likely to occur if you use another topical acne medication at the same time. If irritation occurs, only use one topical acne medication at a time. avoid unnecessary sun exposure and use a sunscreen avoid contact with the eyes, lips, and mouth avoid contact with hair and dyed fabrics, which may be bleached by this product skin irritation may occur, characterized by redness, burning, itching, peeling, or possibly swelling. Irritation may be reduced by using the product less frequently or in a lower concentration.