# Predictive Value of Hydrogen/Methane Lactose Breath Testing on the Therapeutic Effect of Lactose-free Diet in Moderate to Severe ROME IV IBS.

> **NCT04974593** · PHASE3 · RECRUITING · sponsor: **Universitair Ziekenhuis Brussel** · enrollment: 90 (estimated)

## Conditions studied

- Irritable Bowel Syndrome
- Lactose Intolerant

## Interventions

- **OTHER:** low fat diet

## Key facts

- **NCT ID:** NCT04974593
- **Lead sponsor:** Universitair Ziekenhuis Brussel
- **Sponsor class:** OTHER
- **Phase:** PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** RECRUITING
- **Start date:** 2021-10-22
- **Primary completion:** 2028-01-01
- **Final completion:** 2028-01-01
- **Target enrollment:** 90 (ESTIMATED)
- **Last updated:** 2025-12-18


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04974593

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04974593, "Predictive Value of Hydrogen/Methane Lactose Breath Testing on the Therapeutic Effect of Lactose-free Diet in Moderate to Severe ROME IV IBS.". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT04974593. Licensed CC0.

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