Frequent pimples on the back of the head may be manifested as pimples caused by diseases such as folliculitis, or acne, depending on the cause of the disease, the treatment is also different. 1. Folliculitis: associated with bacterial or fungal infections, it may cause inflammatory pimples based on hair follicles, which can be treated with topical fusidic acid cream for anti-bacterial treatment and terbinafine hydrochloride cream for anti-fungal treatment. 2. Acne: occurs in the sebaceous gland secretion of the parts, the occipital part of the scalp, is the oil secretion of the parts, plus the fruit follicle openings blocked, Propionibacterium acnes infection can appear. It is recommended to use retinoic acid cream, adapalene and other topical, if necessary, oral doxycycline, isotretinoin and other treatments. Patients are advised to adjust their daily routine, do more soothing aerobic exercise, avoid alcohol and smoking, eat a light diet, and eat more fresh fruits and vegetables and nuts. If the symptoms worsen or discomfort in a timely manner to the hospital, the cause of the disease is clear and standardized treatment in accordance with the doctor’s instructions.