Chin acne refers to acne in medical terms. Recurrent acne in 50-year-old women can be improved by general treatment, medication and physical therapy. 1. General treatment: 50-year-old female patients with recurrent acne should pay attention to local hygiene in daily life and keep the affected area clean and dry. Avoid squeezing and scratching the affected area. 2. Drug treatment: patients can follow the doctor’s instructions for external use of adapalene gel, tazarotene gel and other retinoids, with anti-inflammatory, improve the role of sebaceous gland duct keratinization. You can also use benzoyl peroxide externally as prescribed by your doctor, which has the effect of astringency and sterilization. 3. Physical therapy: patients can also choose LED blue light or red light irradiation of the local, can play the role of anti-inflammatory, sterilization. If a 50-year-old woman has recurring acne, it is recommended that she go to a regular hospital and cooperate with her doctor for standardized treatment.