Neutrogena Complete Acne Therapy System uses the two leading acne medicines, along with an SPF 15 formula to significantly reduce all signs of acne in just 4 days, including breakouts, blackheads, acne redness and inflammation - without causing skin irritation. The kit contains a Skin Polishing Acne Cleanser (to unclog pores and treat and help prevent pimples, blackheads and whiteheads), Acne Control Lotion (kills acne causing bacteria, treats inflamed breakouts and helps prevent future acne) and Oil-Free SPF 15 Lotion (protects acne-prone skin from damaging UV rays).