Suggest Treatment For Lower Back Pain,frequent Urination And White Discharge

HI, I AM 20YEARS OLD I HAVE BEEN DIAGNOSES WITH 3 UTI'S A YEAST VAGINOSIS AND A YEAST INFECTION THIS YEAR ALONE... I DO NOT DRINK WATER REGULARLY I ONLY OBTAIN WATER THRU JUICE, AND FOOD. I STILL CURRENTLY HAVE LOWER BACK PAIN, FREQUENT URINATION, WHITE DISCHARGE, FATIGUE, AND NAUSEA.. COULD I POSSIBLY HAVE PID