“…The aims, accomplishments, and diffi culties in the chemotherapy of urinary tract infections have been expertly summarized by Kass (128). How ever, it is a useful suppressive agent in lower urinary tract infections (128,129,130,131). This empha sizes the need for early diagnosis and intensive treatment, preferably with bactericidal drugs or combinations capable of eradicating the infection before it becomes chronic (12,128).…”