The face of flat warts is recommended to carry out comprehensive treatment, mainly to take physical therapy, drug treatment. 1. Physical therapy: Physical therapy mainly includes liquid nitrogen freezing, laser, photodynamic therapy and so on. The most common method of treating flat warts on the face is laser treatment, which is safer and less likely to leave pigmentation or loss of pigmentation. 2. drug treatment: flat warts on the face of the choice of topical drugs for treatment, commonly used interferon gel, Vitamin A ointment, imiquimod cream and so on. All of the above drugs should be used under the guidance of a doctor. When flat warts appear on the face, you need to choose the appropriate treatment under the guidance of the doctor, can not be arbitrary treatment. You should avoid scratching and keep hygiene clean.