Hello dear Understand your concern. Following are the cause of burning sensation in the vagina during urination. 1. Stone: in urethra/kidney 2. Obstruction in urinary tract 3. UTI 4. Vaginal infection : gonorrhoea, trichomonas, herpes, yeast 5. Vulvovaginitis 6. PID 7. Cystitis 8. Stricture in urethra/ureter For diagnosis you have to consult the doctor. Do the following test: Blood: CBC, ESR, sugar, Urea, Creatinine Urine: Culture, routine and microscopic examination Abdomen USG Pelvic examination Gram stain, PCR, ELISA and NAAT for STDs Dovtor may give following advice for you: 1. Wash your vagina with this water twice a day for two to three days with warm water (Apply warm water spray before and after urination) 2. Apply Apple cider vinegar: it has excellent antibacterial and antifungal properties 3. Wash your vagina with concentrated salt water whenever you feel the itch. This will give you great relief instantly and prevent further multiplication of bacteria. 5. Keeping The Vagina Dry (Not wet, clean well), wipe pelvic area before and after urination 6. Wear pure cotton Loose inner wear 7. Also take antibiotic You should use following single dose treatment: 1. AZEE 1000 mg (AZITHROMYCIN) 2. TINI 1 G (TINIDAZOLE) 3. ZOCON 150 mg (FLUCONAZOLE) or Tablet metronidazole 400 mg TDS for 5 days Drink plenty of water. Never delay to empty bladder Eat fruits like orange, papaya and pomegranate. Hope this may help you. Take care and stay healthy.