Acne is medically known as acne, and repeated bad acne on the face may be caused by the patient’s lack of regular medication, bad lifestyle habits, etc. Female patients may also be suffering from polycystic ovary syndrome. Patients can follow the doctor’s instructions to use general treatment, medication and other ways of treatment according to the different causes of acne. 1. Failure to take medication regularly: If acne is recurring due to failure to take medication regularly, it is recommended that the patient follow the doctor’s instructions to use retinoic acid ointment and antibiotic ointment applied to the affected area, such as adapalene gel, fusidic acid cream, etc., to regulate the differentiation of the epidermal keratinocytes, anti-inflammatory and antimicrobial effects. Avoid stopping or changing the dosage of medication without authorization to prevent negative effects on the recovery of the disease. 2. Bad habits: Staying up late and eating greasy, spicy and irritating foods can also lead to recurring bad acne, patients should maintain a stable and sufficient sleep time, avoid spicy and irritating foods, otherwise it will make acne recurring bad or aggravate the condition. Patients should also take good care of facial hygiene and avoid scratching the affected area. 3. Polycystic Ovary Syndrome: If you have polycystic ovary syndrome that leads to recurrent bad acne on your face, patients can follow the doctor’s instructions to take oral ethinyl estradiol cyproterone, estradiol drospirenone and other contraceptive drugs to treat, anti-androgen, reduce sebaceous gland secretion, and so on, during the use of medication, patients should also avoid eating spicy and stimulating foods such as chili peppers, mustard, and other stimulating foods. Inflammatory acne on the face may also be folliculitis, especially low immunity or diabetic patients are prone to repeated bad, it is recommended to enhance resistance, control blood sugar, oral antibiotic medication if necessary. If acne is recurring, it is recommended that the patient follow the doctor’s instructions for standardized treatment after clarifying the cause of the disease.