There are two main possibilities for vaginal redness and itchiness: first, inflammatory diseases of the vagina, which are accompanied by abnormalities in the leukorrhea. In this case, the patient must undergo a gynecological internal examination and take a laboratory test of the leukorrhea to determine the type of inflammation and then choose a sensitive antibiotic for treatment. If the inflammation is bacterial or trichomonas, metronidazole vaginal tablets can be used. If the inflammation is mycotic, Dacronin or Nifurtimox can be used for treatment. In case of mycoplasma inflammation, azithromycin can be used. If the inflammation is gonococcal, you can use cephalosporins for treatment. Second, if the patient is allergic, the first step is to find the allergen, and the patient’s symptoms will improve after the allergen is removed. If the symptoms do not improve significantly, then you can choose dexamethasone ointment for topical effect is very good.