Interferon for HPV infection side effects and dangers, there may be systemic reactions, bone marrow suppression, local reactions, other reactions. 1. Systemic reaction: mainly manifested as flu-like symptoms, such as chills, fever and malaise. 2. Bone marrow suppression: decrease in white blood cells, platelets and reticulocytes may occur during the medication. 3. Local reactions: erythema and tenderness at the injection site in some patients. 4. Others: occasional anaphylactic shock, dyspnea, abnormal liver function, alopecia, drowsiness, nosebleed, rash, dyspnea, anxiety, hypertension. Interferon treatment of HPV infection, there may be other side effects and hazards, need to be under the guidance of the doctor to use the drug, there is discomfort in time to go to the hospital for examination and consultation.