There are a lot of flat warts, which can be treated by laser and, if necessary, with antiviral drugs, which can inhibit viral replication. Flat warts are caused by human papillomavirus infection and are benign skin growths that can occur in any group of people, preferably in children and teenagers. They can be found on the face, back of the hands and forearms, and can affect the appearance of the skin. Flat warts can be treated with laser therapy, which uses the high energy of the laser to vaporize the warts, thereby destroying them and removing them. Liquid nitrogen cryotherapy can also be used. However, because of the large number of warts, it is recommended to treat them in batches. With more flat warts, laser treatment can be accompanied by medications such as fluorouracil cream and interferon cream, which can induce some cytokines and stop viral replication, which can help alleviate the symptoms. Vitamin A cream and adapalene gel can also be given, which can slough off the abnormally keratinized epithelium, thus gradually eliminating the warts. Flat warts are a common clinical disfigurement of the skin, if the lesions are more or have existed for a long time, the skin breaks down, bleeding, pus, it is recommended to go to the dermatology department of the hospital in time, and give treatment under the guidance of the doctor. The medication needs to be used as prescribed by the doctor.