# Clinical Assessment of Urinary Antiseptics Methenamine and Methylthioninium in Recurrent Cystitis

> **NCT03379389** · PHASE4 · COMPLETED · sponsor: **Fundação Educacional Serra dos Órgãos** · enrollment: 284 (actual)

## Conditions studied

- Urinary Tract Infections

## Interventions

- **DRUG:** Methenamine + Methylthioninium
- **DRUG:** Methenamine + Methylthioninium + Acriflavine + Atropa belladona
- **DRUG:** Antibiotics

## Key facts

- **NCT ID:** NCT03379389
- **Lead sponsor:** Fundação Educacional Serra dos Órgãos
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2018-03-31
- **Primary completion:** 2019-05-01
- **Final completion:** 2021-06-01
- **Target enrollment:** 284 (ACTUAL)
- **Last updated:** 2021-12-14


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03379389

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03379389, "Clinical Assessment of Urinary Antiseptics Methenamine and Methylthioninium in Recurrent Cystitis". Retrieved via AI Analytics 2026-06-04 from https://api.ai-analytics.org/clinical/NCT03379389. Licensed CC0.

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