What Causes Itching Around Vagina And Pimples On Thighs?

Hi, I m 30 year old female and I have been having itchy virginal and I have seen the doctor countless times and I also experience big pimples between my thighs and I have this every month when I m about to get my periods, and one other thing I recently found out my husband is HIV positive and I m not could he be the course he refuses to use condom. I feel helpless y