Can Taking Cystopurin Be Safe To Treat Leukocytes In Urine?

Hi,iv had all tests and scans with negative results for recurrent Utis. Iv just finished a course of co amoxiclav for 6 days but still have leukocytes in my urine and symptomatic of uti. Iv bought something called cystopurin as im so tired of taking antibiotics!is this worth a try?jess.