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ClinicalTrials.gov public records Last synced May 22, 2026, 12:46 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–6 of 6 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Heliox Clear all
Completed Not applicable Interventional
View directory record Official record
Conditions
Respiratory Distress Syndrome, Newborn
Interventions
Heliox gas
Other
Lead sponsor
Hawaii Pacific Health
Other
Eligibility
1 Minute to 12 Hours
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
Honolulu, Hawaii
Source: ClinicalTrials.gov public record
Updated Aug 25, 2015 · Synced May 22, 2026, 12:46 AM EDT
Terminated Phase 2 Interventional Results available
View directory record Official record
Conditions
Status Asthmaticus
Interventions
Helium-oxygen-driven albuterol nebulizer, Oxygen
Drug
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
24 Months to 18 Years
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Nov 7, 2010 · Synced May 22, 2026, 12:46 AM EDT
Terminated Not applicable Interventional Results available
View directory record Official record
Conditions
Bronchiolitis, Heliox, Pediatrics
Interventions
Vapotherm-Heliox
Device
Lead sponsor
Case Western Reserve University
Other
Eligibility
Up to 2 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 1, 2022 · Synced May 22, 2026, 12:46 AM EDT
Completed Phase 2 Interventional Results available
View directory record Official record
Conditions
Obstructive Sleep Apnea Syndrome
Interventions
Heliox
Drug
Lead sponsor
Northwell Health
Other
Eligibility
18 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Staten Island, New York
Source: ClinicalTrials.gov public record
Updated May 31, 2015 · Synced May 22, 2026, 12:46 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
Bronchiolitis
Interventions
heliox, oxygen
Drug
Lead sponsor
University of Louisville
Other
Eligibility
2 Months to 12 Months
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2011
U.S. locations
1
States / cities
Louisville, Kentucky
Source: ClinicalTrials.gov public record
Updated May 19, 2020 · Synced May 22, 2026, 12:46 AM EDT
Recruiting Phase 4 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Work of Breathing
Interventions
Heliox inspirate
Drug
Lead sponsor
Indiana University
Other
Eligibility
18 Years to 40 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
1
States / cities
Bloomington, Indiana
Source: ClinicalTrials.gov public record
Updated Mar 11, 2026 · Synced May 22, 2026, 12:46 AM EDT