If you have used interferon for three months and are still positive for HPV, it may be due to the fact that your body is not sensitive to the drug, and other factors, so you can carry out general treatment (such as strengthening exercise), drug treatment (such as 5% imiquimod), and so on. 1. General treatment: pay attention to more exercise, regular work and rest, regular cleaning of private hygiene, avoid sexual intercourse, improve body resistance, enhance the body’s immunity in order to improve the effect of clearing the virus. 2. medication: according to the type of hpv infection, under the guidance of a physician, discretionary use of 5% imiquimod, fluorouracil ointment and other drugs, effective inhibition of the virus, so as to achieve therapeutic effects. If you have used interferon for three months and are still positive, you should seek medical advice and regular reviews, and carry out targeted treatment under the guidance of your doctor to avoid delaying your condition. The medication should be used under the guidance of a professional physician, and should not be used arbitrarily.