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Clinical utility of oral Nemonoxacin 500 mg once daily for the treatment of acute lower urinary tract infections: a prospective open-label, multicenter study

Du Z, Zheng B, Chen S, Cui L, Wu H, Gao Z, Yang J, Cui G et al.

BMC infectious diseases, 2025

404 participants · 1 citation

Abstract

Background: Urinary tract infection (UTI) is one of the most common infectious diseases requiring convenient and appropriate treatment. Nemonoxacin is active against the common pathogens of UTIs. However, more clinical data are required to further support the utility of 500 mg nemonoxacin once daily in treatment of acute lower UTI.

Methods: We conducted a prospective, single-arm, open-label, multicenter clinical trial in outpatients with acute lower UTI, including uncomplicated UTI (uUTI), recurrent UTI (rUTI), and complicated UTI (cUTI). The patients were prospectively enrolled to take 500 mg nemonoxacin capsules once daily for 3 days (uUTI and rUTI) or 14 days (cUTI). The baseline data, clinical symptoms, laboratory and microbiological tests were analyzed to evaluate the efficacy and safety of nemonoxacin. The clinical and microbiological efficacy were evaluated using the modified intent-to-treat (mITT) set and microbiologically modified intent-to-treat (m-mITT) set, respectively. The comprehensive efficacy and safety were assessed using microbiologically evaluable (ME) set and safety set (SS), respectively.

Results: A total of 404 patients were enrolled. Majority (90.1%) of the patients were females. More than half (66.3%) of the patients were 20 to 40 years of age, and 19.1% were elderly patients (≥ 60 years). Most (83.2%) of the patients reported two or more urinary tract symptoms. The overall clinical efficacy rate of nemonoxacin was 83.9% (292/348) in mITT set,…

How strong is the evidence?

Evidence Hub reads this as a clinical trial, done in people. Its evidence level is 3 of 5 (Moderate · trial / cohort / secondary analysis). Trials without a large randomized design, cohorts and secondary analyses give moderate evidence. Reported size: 404 participants or records.

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