Suggest Treatment For Blisters On The Clitoris

im quite embarrased about this, about 4days ago a painful ulcer/blister looking thing appeared near my cliterous. since its been aching when i walk and i have had many symptons like a little discharge, agony when i pass urine and itchness. i also noticed a similar ulcer appear on my anus. and today i feel slight stomach pain please can you help and maybe acknowledge what this is?