Suggest Cure For An Infection On The Labia

I noticed a spot just today that was inflamed on my right i think its my labia, the inside lip closest to the vaginal opening. but i touched it and it was tender after a bit and bled. any idea what this might be. i havent had any sexual contact in 4 months and im with my fiance only. this hasnt really happenedd ever before and it is odd