Natural yoghurt helps, drinking cranberry juice. Change your undies a couple of times a day.
I really feel your pain, I had to really bad with DD2. So bad the colour of it panicked the midwife team when I went and got it checked at 36 weeks at the hospital and they sent it off for testing thinking it may have been something else, and they were talking about an emergency c/s Fortunately it was just thrush though!