In the clinical cause of the patient’s legs sweat hair grows out of the formation of pimples for the common cause of perifollicular keratosis, and its solution mainly includes drug therapy, other treatments, but can only alleviate, can not be cured. 1. medication: simple treatment of perifollicular keratosis pilaris is mainly applied externally with medication, such as topical application of Vitamin A cream, urea cream and so on as prescribed by the doctor, but also under the guidance of the doctor with oral medication, such as oral Avian A or isotretinoin, and so on. 2. Other treatments: such as laser treatment, also applicable to patients with more severe keratosis pilaris when medication can not be relieved. Patients need to go to the hospital, follow the doctor’s instructions for treatment, the application of drugs need to strictly follow the doctor’s instructions, do not be too anxious.