Itching on both sides of the inner lips of women may be caused by vaginitis, which is divided into bacterial vaginitis, trichomonas vaginitis, pseudofilamentous yeast vaginitis, etc., and the patient should choose to use the medication according to the doctor’s prescription. Clindamycin, metronidazole vaginal effervescent tablets, miconazole suppositories, etc. can be used for treatment as prescribed by the doctor. 1. Bacterial vaginitis: Clindamycin, metronidazole, tinidazole and other drugs can be prescribed for treatment, can effectively inhibit the formation of anaerobic bacteria, so as to achieve the therapeutic effect, but also local application of Lactobacillus suppositories, clindamycin ointment, and other medications for treatment. 2. Trichomonas vaginitis: local use of metronidazole vaginal effervescent tablets, tinidazole suppositories and other drugs for treatment, but also follow the doctor’s instructions to use 0.5% acetic acid, 1% lactic acid and other acidic lotion for vaginal cleansing, but also follow the doctor’s instructions to oral tinidazole, metronidazole and other drugs for treatment. 3. Pseudomonas vaginitis: can be prescribed the use of miconazole nitrate suppository, nifurtimox mycotoxin vaginal suppository and other drugs placed in the deep vagina, but also oral fluconazole and other drugs as prescribed by the doctor for treatment. There are other reasons that may cause itching on both sides of the labia, if there are symptoms should be timely to the hospital, after diagnosis should be under the guidance of the doctor, choose the most appropriate treatment.