Can external itching be treated with potassium permanganate disinfectant tablets?

Patient's question:

Can external itching be treated with potassium permanganate disinfectant tablets? It is vaginitis

Doctor's answer:

Common causes of vulvar itching include:
(1) Vulvar local inflammation: herpes, eczema, genital warts, vulvar squamous epithelial fibrosis, and conditions like pubic lice and scabies;
(2) Vaginal diseases: candidiasis, trichomoniasis, atrophic vaginitis, gonococcal vaginitis, mycoplasma and chlamydia infections, etc.;
(3) Poor hygiene habits: lack of the habit of cleaning the vulva daily or contact with many irritating items, wearing poorly breathable synthetic underwear, or unclean underwear.