Chin acne redness and swelling can generally follow the doctor’s instructions for topical use of Vitamin A acid ointment, clindamycin phosphate gel, peroxybenzoyl gel and so on. 1. Vitamin A acid ointment: can regulate the growth and differentiation of epithelial cells and other cells, regulate the immune and inflammatory processes; can be used for the treatment of acne, flat warts, follicular keratosis pilaris and so on. It is prohibited for women in the first 3 months of pregnancy, and for patients with acute or subacute dermatitis and eczema skin diseases. 2. Clindamycin Phosphate Gel: It has good antibacterial activity against Propionibacterium acnes. This product can also reduce the fatty acids on the surface of the skin, which is favorable to the treatment of acne. It is contraindicated for those with a history of enteritis or ulcerative colon disease. 3. Benzoyl Peroxide Gel: It can slowly release new ecological oxygen, kill Propionibacterium acnes, and has the effect of skin drying and desquamation. It is suitable for the treatment of acne vulgaris, and is prohibited for those with acute inflammation and breakout of the skin. Currently used in the treatment of acne topical drugs there are many, it is recommended that timely medical treatment, specific medication to follow the doctor’s instructions, should not be self-medication to avoid delays in the condition.