The face is full of closed mouth blackheads. It can be dealt with by developing good living habits, topical medications and oral medications. 1. Adopt good habits: Diet, try to eat less spicy and stimulating food and too greasy and sweet food, so as not to stimulate the sebaceous glands to secrete more oil. Pay attention to facial cleansing and moisturizing, and minimize the use of oily and powdery cosmetics, so as not to clog pores and increase acne. 2. Topical medication: topical retinoid cream. Such as adapalene gel, vita-acid cream, can dissolve keratin plugs, unclog pores, and promote acne occlusion subside. When there is infection, you can use drugs such as fusidic acid cream and clindamycin gel. 3. Oral medication: When the development of acne is more serious, oral isotretinoin soft capsules can be used for treatment. The above mentioned drugs need to be used under the guidance of a doctor, the face of closed mouth blackheads, you can go to the dermatology department.