IRCT201506156026N3 IRCT 2015-07-07 Vice Chancellor for research of Kerman University of Medical Sciences A clinical trial to evaluate the effect of green tea in comparison with placebo on treatment of uncomplicated urinary tract infection in women by using urine culture and symptoms of disease The effect of green tea on treatment of uncomplicated urinary tract infection 2015-11-06 anticipated 90 Complete https://irct.ir/trial/6488 interventional Randomization: Randomized, Blinding: Double blinded, Placebo: Used, Assignment: Parallel, Purpose: Treatment, Other design features: Block randomization. 2-3 Acute cystitis. Intervention 1: In intervention group, participants receive green tea as one capsule daily for three days. They receive co-trimaxazole 480 mg twice daily for 3 days concurrently. Each capsule contains the freeze dried extract of iranian green tea. That equates to approximately 150 mg of EGC per capsule. HPLC is used to determine the amount of EGC per gram of green tea. Intervention 2: In control group one capsule of starch is given daily for three days. They receive co-trimaxazole 480 mg twice daily for 3 days concurrently.