subject: Does Mirena Usage Cause Itchy Inflamed Sore Vulval Skin? Skin Around Vagina Breaks or Cracks Open to Bleed? [print this page] You'll notice the first changes start to happen the very first day. Youritching burning andodorwill start fading away. Within3 dayyour BV will be completely gone and you will feel better and better as your body rebalances itself. You'll be full of vibrant energy and joy. Best of all, you'll be permanently BV free and you'll never have to worry again.