Children’s blackheads may be caused by factors such as inadequate skin cleaning and mite infection, which can be eliminated by using physical therapy and medication under the guidance of a doctor. 1. Physical therapy: children should maintain good hygiene and clean habits in life, you can use professional cleanser for cleaning, you can also use hot towels for facial hot compresses, which can promote the opening of the mouth of the hair follicle, relieve the symptoms of blackheads. 2. Drug treatment: patients in physical therapy at the same time, you can follow the doctor’s instructions with the use of compound retinoic acid gel and other drugs for treatment, it is recommended to use drugs under the guidance of a doctor, do not blindly self-medication, in order to avoid adverse consequences. Children with blackheads, should go to the hospital for diagnosis, clear cause, choose the appropriate method of treatment.