Randomized, multicenter, open-label clinical trial to evaluate the clinical and microbiological impact of methenamine hippurate as an alternative prophylaxis to antibiotics in the management of recurrent urinary tract infections in women

recurrent urine infections

Primary clinical variable: number of recurrent symptomatic UTI episodes during the 6-month treatment period. Primary microbiological variable: number of patients with isolates showing an MDR (multidrug-resistant) profile at 6 months of treatment.

Number of symptomatic UTI episodes at 12 months of follow-up., Percentage of severe infection episodes (urosepsis and/or septic shock), bacteremia, and hospitalizations due to UTI during the treatment period (6 months) and the follow-up period (12 months)., Patient satisfaction assessed through general and UTI-specific quality-of-life questionnaires., Percentage of adverse events by organ system and their intensity., Number of antibiotic courses during follow-up., Percentage of patients with isolates showing a DTR (difficult-to-treat resistance) profile, ESBL-producing isolates, or carbapenemase-producing isolates in both groups., Percentage of alpha and beta diversity in the vaginal microbiota according to study group.

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