A face full of blackheads can be removed through general treatment, medication, physical therapy and other ways. 1. General treatment: patients should pay attention to facial cleanliness, avoid high sugar, high fat and greasy stimulating food intake, develop good habits, avoid staying up late. 2. Medication: local topical retinoids can be used to promote the dissolution of acne keratin, such as adapalene gel, retinoic acid cream, etc., but retinoids have a teratogenic effect, so they should be prohibited during pregnancy and pregnancy. 3. Physical Therapy: Physical therapy can also be used to treat blackheads, such as acid peeling, photorejuvenation and other treatments, which have a better effect on the treatment of blackheads. Patients with full face blackheads are advised to go to the hospital in time, under the guidance of the doctor for professional treatment, do not take medication without authorization to avoid adverse reactions.