You need to go in... it is probably bacterial. It can get into your kidneys and really cause troubble. Cran juice and supliments can help maintain good tract health but I have never gotten rid of one. Tell your doc how nervous you are about a yease infection. There are different antibiotice for things and some are more likely to cause troubble.
So sorry! I have been struggling with multi Uti's for a while too. Such a pain!