Hello dear
Understand your concern
Following are the causes of your problem:
vulvovaginitis,
Fungal infection, STDs, contact dermatitis
For Exact diagnosis need to consult the gynecologist and get following tests done: Gram stain and culture, PCR and nucleic acid amplification test, Urine test: routine and microscopic examination, CBC, TLC, DLC, ESR
Mean while take following advice
Following are the treatment:
wash vagina with concentrated salt warm water, Keeping The vagina dry, Wear pure cotton loose inner wear,
Hydrocortisone plus
clotrimazole ointment if severe, Single dose treatment:azithromycine+ flucanazzole+
tinidazole, avoid excessive sweet, use liquid base lotion. Do not scratch the area.
Hope this may help you.
Best regards
Dr. Sagar