Thank you for asking HCM
Your problem can be infection due to using of pad without changing for long time.A physical examination is necessary with a dermatologist
or gynecologist to rule out genital warts which is viral orgin.If it is just bacterial infection then antiseptic wash of genital area and proper antibiotic therapy will benefit you.If warts are present then the treatment may vary according to your condition.It can be podophyllin
or trichloroacetic acid
application or even cryotherapy
.Hope this may help you.
Let me know if you have any further query.