General potassium permanganate tablet water bath, every 5 tablets to water 2000ml, each bath 5-10 minutes, morning and evening once, the water temperature than warm water a little hot, but not too hot, continuous use for a week. You can’t have intercourse during the medication, wear cotton underwear, not tight pants and chemical fiber underwear, wear loose pants. In addition, potassium permanganate tablets are used to treat vulvodynia or postpartum incision recovery, and may not be effective for vaginitis, which is generally recommended to use vaginal douches and vaginal plugs. Potassium permanganate tablets are best prescribed at regular pharmacies or hospitals, preferably for postpartum use, not disinfectant tablets, and for a course of medication, preferably for more than a week.