There are many flat warts, and the treatment methods include medication, physical therapy, and general treatment. 1. medication: commonly used topical medications include imiquimod cream, vitamin A acid ointment, fluorouracil ointment and so on. Vitamin D3 intradermal injection for multiple warts has a certain efficacy, if the number of rashes are more systematic use of immunomodulators, such as interferon, levamisole, and so on. The actual use of the drug should be in accordance with the doctor’s instructions. 2. Physical therapy: such as liquid nitrogen freezing, laser treatment, etc., the number of skin lesions can be divided into batches and times of treatment. 3. General treatment: avoid sharing household items with others, avoid direct contact with others, and improve immunity through appropriate exercise. If you have a lot of flat warts, it is recommended that you consult a doctor in time, under the guidance of the doctor to standardize the treatment, to avoid further aggravation of the condition.