Acne is actually acne, and acne is a very common clinical condition. It usually occurs most often on the face, but can also occur on the scalp, neck, forehead, and back. Each patient has different signs and symptoms. Some people have very mild acne, but some patients are heavier. First, they need to adjust their lifestyle habits, such as avoiding spicy and stimulating foods in their diet, avoiding foods high in sugar, and avoiding smoking, drinking, and staying up late. Acne is first treated with topical medications, commonly used in clinical settings such as retinoic acid ointment, benzoyl peroxide gel, and antibiotic ointments, such as erythromycin ointment and Bactrim ointment can be applied.