i HAVE A RASH ON THE OUTER SKIN OF MY VERGINA.   iT IS ONLY ON ONE SIDE AND CLOSEST TO THE BOTTOM,   I HAVE TRIED EVERYTHING TO PUT ON IT AND NOTHING IS WORKING.  SOMETIMES I DON'T KNOW IT IS THERE AND OTHER TIMES IT HAS A STING TO AN  ITCH.   I'M 65 YRS OLD.    IS THIS COMMON?