Burning when urinate: urinal infection a good natural way to cure it is cranberry juice (a lot of Sugar in there ...not the ideal for candida but a good cure for the infection or else, go to see your doctor (antibioatics). Loads of water and vitamin C.
Burning in vagina, take a bath with soda into the water and gently pass your finger inside to get rid of the excess of yeast. it is a good idea to pass your finger inside (without the bath) a f ew times a day ... do not use garlic at this point it will give you a burning sensation due to the irritation. Use garlic only when the irritation is gone.
To get unusual menses is quite typical of candida. you should not worry about that.