Neutrogena Clear Pore Oil Eliminating Astringent is specifically formulated to effectively treat acne and help prevent future pimples and black heads. This maximum strength formula contains salicylic acid, an acne fighting ingredient recommended by dermatologists. It penetrates deep into pores to help remove dirt, oil and makeup that can clog pores and caus breakouts. It also instantly eliminates and controls excess surface oil. Gentle enough to use morning, afternoon and night, it won't over dry or irritate skin. 
Some breakouts are not visible yet. That is why Neutrogena Acne products use a variety of effective ingredient to treat different types of acne and different skin types. 
Directions
Clean the skin thoroughly before applying this product. Cover the entire affected area one to three times daily. If bothersome dryness or peeling occurs, reduce application to once a day or every other day. Please note that when using this product, skin irritation may occur if you use other topical acne medication at the same time.