Washed underwear may still have HPV virus on them. It is recommended that you can disinfect your underwear with hot water and disinfectant, and you also need to put them under the sunlight. HPV virus is more active and can tolerate drying, only through high temperature disinfection and disinfectant can kill HPV virus, so the washed underwear may still have HPV virus on it. It is recommended that after washing the underpants put them in 100 ℃ hot water boiling disinfection, or with 2% 1 glutaraldehyde solution, hydrogen peroxide, which can effectively kill the HPV virus. After washing the underwear need to be placed in a sunny place to dry, to avoid putting the underwear in no sunlight, cold environment to dry. In addition, patients infected with HPV need to consult a doctor in time, you can choose the appropriate measures to treat under the guidance of the doctor.