Bacterial vaginitis or trichomonas vaginitis caused by yellow leukorrhea can be oral metronidazole or tinidazole; mycotic vaginitis caused by fluconazole can be taken for treatment. 1. Bacterial vaginitis: Bacterial vaginitis is a common gynecological infectious diseases, with increased leukorrhea, yellow color and fishy smell and other main symptoms. Treatment is based on the principle of reducing vaginal infection, and can be treated with antibiotic drugs such as metronidazole capsules, tinidazole capsules or clarithromycin tablets. Gastrointestinal discomfort, allergies and other adverse reactions can be seen, allergic to this product is prohibited. 2. Trichomonas vaginitis: Trichomonas vaginitis is a common vaginal inflammation caused by Trichomonas vaginalis infection, which will also show symptoms of yellowish leukorrhea and vaginal itching. Treatment of trichomonas vaginitis can also take metronidazole or tinidazole and other drugs for systemic anti-infective treatment. Gastrointestinal discomfort, drug allergy and other uncomfortable reactions can be seen, and those who are allergic to the components of this product need to disable this drug. 3. Mycotic vaginitis: Mycotic vaginitis is an inflammatory disease of the vulva caused by Pseudomonas aeruginosa infection, which can also be seen in the vaginal itching, leukorrhea and other symptoms. For unmarried women and those who are not suitable for topical medication, oral medication can be used. Commonly used drugs are fluconazole capsules. Allergic reaction, dizziness, drowsiness and other adverse reactions can be seen, and it is forbidden for people with severe liver and kidney insufficiency. The above antibiotic drugs should be used correctly under the guidance of a professional physician.