My father age 72 is diabetic having issues of frequent urination and burning sensation since last 3 days in emergency doctor prescribed oflox and alkacitral is frequency is improved from average 10 minutes to 2-3 hours. Urine routine leukocytes esterase positive, RBC 10-13 hpf, pus cells 5-7 but culture report shows no bacteria growth. Usg abdomen enlarged prostate 5.1x4.3x4.1 cm with 47.7 cc volume, grade 1 fatty liver rest all normal please advise