Neck flat warts is caused by the human papilloma virus infection of the skin caused by the skin superfluous organisms, mainly can be used topical drug treatment and physical therapy to remove. 1. Physical therapy, including freezing, electrocautery, laser, etc., can be chosen for those with fewer lesions. 2. If the skin lesions are large or not suitable for physical therapy, topical drug therapy can be carried out, and the drugs available are 0.05%~0.1% retinoic acid cream, adapalene cream, 5-fluorouracil ointment, 3% phthalidomide cream, and 5% imiquimod ointment, etc. There is no effective treatment for the skin lesions. 3. At present, there is no effective anti-human papillomavirus drugs, if there are many lesions, long lasting treatment, can use interferon, levamisole and other immunomodulators. All of the above drugs should be used under the guidance of a doctor, and the specific use and dosage should follow the doctor’s instructions.