How To Treat The Increasing And Decreasing Liaison Over Vulva?

Hi, I have a liason over vulva which keep increasing or decreasing at times. Doctor has prescribed me Nemoycin and polymyxin B Sulfates and Bacitracin Zinc Ointment USP to use. But is still occurs back. Can i also use clean & dry cream, will it help in such a problem..It will be realy helpful if u can suggest and remdy for the same. I am worried because i am getting married next month.Your response will be highly appreciated :) Thank u