# Physiological Response to Heliox21 and Air O2

> **NCT01498432** · PHASE4 · UNKNOWN · sponsor: **University College, London** · enrollment: 38 (estimated)

## Conditions studied

- Respiratory Insufficiency

## Interventions

- **DRUG:** Heliox21
- **DRUG:** Air O2

## Key facts

- **NCT ID:** NCT01498432
- **Lead sponsor:** University College, London
- **Sponsor class:** OTHER
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** UNKNOWN
- **Start date:** 2012-01
- **Primary completion:** 2013-01
- **Final completion:** 2013-04
- **Target enrollment:** 38 (ESTIMATED)
- **Last updated:** 2011-12-23


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01498432

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01498432, "Physiological Response to Heliox21 and Air O2". Retrieved via AI Analytics 2026-07-16 from https://api.ai-analytics.org/clinical/NCT01498432. Licensed CC0.

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