Recombinant human interferon alpha 2b spray is used by spraying the affected area, etc., and should be used in accordance with medical advice. Recombinant human interferon alpha 2b spray instructions state that this product is used by spraying the affected area 3 times a day, 1~2 sprays each time (if the lesions are large, you can spray several times to cover the entire wound). For the treatment of genital herpes or oral and labial herpes, it can be used for 1 week. For warts it may be used for up to 6 weeks. This product is used for herpes simplex of the skin caused by viral infections such as herpes orofacialis and herpes genitalis, and is also used as an adjunct to the treatment of condyloma acuminatum. Adverse reactions of this product can be seen local burning pain, itching, etc. It is prohibited for those who are allergic to the ingredients of this product. It should be used reasonably under the guidance of a doctor.