I'm 54 yrs old 5' 6" . I"m a chronic UTI patient in 20 yrs...I've took all the test for stone and the results were negative . Right now my urinalysis results for RBC 6-8, WBC - TNTC and bacteria -moderate...Im taking medication right away once I have UTI beacause I've experience severe pain...it happens 2 to 3 times a year ...my medication right now is Zinnat 500 mg . I also took monurol , Cefuroxime,Ciploxacin,Norfloxacin,Inoflox,macrodantin,Zithromax Cipromet...for my passed UTI...may I ask what is the best test or medicine for my case.... Thank you