# Citrate Salts for Stone-free Result After Flexible Ureterorenoscopy for Inferior Calyx Calculi

> **NCT04021381** · PHASE3 · UNKNOWN · sponsor: **Assistance Publique - Hôpitaux de Paris** · enrollment: 262 (estimated)

## Conditions studied

- Urolithiasis
- Calyx; Calculus

## Interventions

- **DIETARY_SUPPLEMENT:** Potassium and magnesium citrate
- **DIETARY_SUPPLEMENT:** Placebo

## Key facts

- **NCT ID:** NCT04021381
- **Lead sponsor:** Assistance Publique - Hôpitaux de Paris
- **Sponsor class:** OTHER
- **Phase:** PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** UNKNOWN
- **Start date:** 2020-09-25
- **Primary completion:** 2022-03
- **Final completion:** 2022-06
- **Target enrollment:** 262 (ESTIMATED)
- **Last updated:** 2021-10-20


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04021381

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04021381, "Citrate Salts for Stone-free Result After Flexible Ureterorenoscopy for Inferior Calyx Calculi". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT04021381. Licensed CC0.

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