For the treatment of Trichomonas vaginitis, Ornidazole is usually taken orally as 1~1.5g once a day for adults, and the specific dosage should be used under the guidance of the doctor. Trichomonas vaginitis refers to the vaginal inflammation caused by infection of Trichomonas vaginalis, and clinically manifests itself in vulvar itching and increased vaginal discharge. The use of ornidazole can effectively kill trichomonas, usually adults take 1 to 1.5g orally once a day. Adverse reactions such as nausea and loss of appetite may occur after using the drug. The drug should be used with caution by pregnant women, children, and breastfeeding women. It is recommended to use the drug under the guidance of a doctor, and if there is any discomfort after using the drug, you should go to the hospital in time to avoid affecting your health.