The precautions during the use of vaginal artificial interferon are caution for allergic patients, stop using it during menstruation, prohibit sexual life and sitz bath during the use of the drug, pay attention to adverse reactions and so on. 1. Interferon has a history of allergy to people with caution, menstruation period to stop using the drug, the use of drugs during the prohibition of sexual life and sitz bath. 2. Interferon adverse reactions: after using interferon, there may be fever, fatigue, muscle pain, headache and other flu-like symptoms, but the chances are very low, and the side effects of the symptoms are very mild, you can not need treatment, once the symptoms are more serious, you need to stop using the drug in a timely manner will be able to recover quickly. Some patients may have elevated aminotransferases, which can recover on their own after stopping the medication. Vaginal artificial interferon use any discomfort in the process, the need for patients under the guidance of a doctor for regular treatment, not self-medication, so as not to cause adverse consequences.