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Showing 1–24 of 29 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Allergic Airway Disease Clear all
Withdrawn Phase 2Phase 3 Interventional

Chlorpheniramine Maleate Nasal Spray for Chronic Rhinitis

NCT04790487
View directory record Official record
Conditions
Allergic Rhinitis, Nasal Congestion
Interventions
CPM, Placebo
Drug
Lead sponsor
Larkin Community Hospital
Other
Eligibility
18 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
South Miami, Florida
Source: ClinicalTrials.gov public record
Updated Oct 15, 2023 · Synced Sep 24, 2026, 2:28 PM EDT
Withdrawn Phase 2 Interventional

Trial of Simvastatin for the Treatment of Severe Asthma

NCT02433535
View directory record Official record
Conditions
Severe Asthma
Interventions
Simvastatin, Placebo
Drug · Other
Lead sponsor
University of California, Davis
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
1
States / cities
Sacramento, California
Source: ClinicalTrials.gov public record
Updated Sep 25, 2017 · Synced Sep 24, 2026, 2:28 PM EDT
Completed No phase listed Observational

Factors That Affect the Development of COPD Symptoms

NCT00740337
View directory record Official record
Conditions
Pulmonary Disease, Chronic Obstructive
Interventions
Not listed
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
82 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2016
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jun 17, 2018 · Synced Sep 24, 2026, 2:28 PM EDT
Not listed Phase 1 Interventional

Airway Immune Response to Allergens (Use Lay Language Here)

NCT04619017
View directory record Official record
Conditions
Allergic Asthma, Allergy to Cats, Allergy to Dust Mites, Allergic Rhinitis, Allergic Conjunctivitis
Interventions
Segmental allergen challenge
Biological
Lead sponsor
JOSALYN CHO
Other
Eligibility
18 Years to 50 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
2
States / cities
Iowa City, Iowa • Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 30, 2023 · Synced Sep 24, 2026, 2:28 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Does Batten Grafting Improve Nasal Outcomes in Septoplasty and Turbinate Reduction?

NCT05287841
View directory record Official record
Conditions
Nasal Obstruction, Septal Defect, Allergic Rhinitis, Nasal Polyps, Nasal Valve Collapse
Interventions
Batten batten graft, Septoplasty, Inferior Turbinate Reduction
Procedure
Lead sponsor
Northwell Health
Other
Eligibility
18 Years and older
Enrollment
96 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
3
States / cities
Poplar Bluff, Missouri • New York, New York • Staten Island, New York
Source: ClinicalTrials.gov public record
Updated Sep 19, 2024 · Synced Sep 24, 2026, 2:28 PM EDT
Recruiting Phase 1 Interventional Accepts healthy volunteers

Pilot Study to Identify the Mediators and Inflammatory Cell Surface Receptors Involved in Allergic Airway Inflammation

NCT00595491
View directory record Official record
Conditions
Asthma
Interventions
Bronchoscopy, Segmental Allergen Challenge, and Broncheoalveolar Lavage
Biological
Lead sponsor
Benjamin Medoff
Other
Eligibility
18 Years to 50 Years
Enrollment
313 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2029
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 24, 2025 · Synced Sep 24, 2026, 2:28 PM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Classical Conditioning to Treat Allergic Airway Diseases

NCT00032526
View directory record Official record
Conditions
Allergic Airway Disease
Interventions
Corticosteroids, Classical conditioning to corticosteroid
Drug · Behavioral
Lead sponsor
National Center for Research Resources (NCRR)
NIH
Eligibility
18 Years to 65 Years
Healthy volunteers
Accepts healthy volunteers
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced Sep 24, 2026, 2:28 PM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers

Effects of AkPharma's Calcium Glycerophosphate Nasal Spray Wash

NCT01647633
View directory record Official record
Conditions
Allergic Rhinitis
Interventions
Calcium Glycerophosphate Nasal Spray Wash
Other
Lead sponsor
Drexel University
Other
Eligibility
18 Years to 80 Years
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2015
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 24, 2015 · Synced Sep 24, 2026, 2:28 PM EDT
Completed Phase 4 Interventional

To Determine if Diphenhydramine Works for Nasal Congestion at Two Different Doses

NCT00648973
View directory record Official record
Conditions
Nasal Congestion
Interventions
Diphenhydramine 50 mg, Diphenhydramine 25 mg, Pseudoephedrine 120 mg
Drug
Lead sponsor
Johnson & Johnson Consumer and Personal Products Worldwide
Industry
Eligibility
12 Years to 65 Years
Enrollment
1,021 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
12
States / cities
Austin, Texas • Dallas, Texas • Kerrville, Texas + 4 more
Source: ClinicalTrials.gov public record
Updated Aug 21, 2011 · Synced Sep 24, 2026, 2:28 PM EDT
Completed Phase 1 Interventional

T Cell Effector and Regulatory Mechanisms in Asthma

NCT01612936
View directory record Official record
Conditions
Asthma, Allergies
Interventions
Bronchoscopy, Segmental Allergen Challenge and Broncheoalveolar Lavage, PET-CT imaging(13NN perfusion/ventilation, 18FDG inflammation, and CT imaging)
Biological · Procedure
Lead sponsor
Andrew D. Luster, M.D.,Ph.D.
Other
Eligibility
18 Years to 50 Years
Enrollment
168 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 14, 2017 · Synced Sep 24, 2026, 2:28 PM EDT
Completed Not applicable Interventional Results available

Imaging Study of the Lungs During an Allergic Asthma Attack

NCT01547286
View directory record Official record
Conditions
Asthma, Atopy
Interventions
Standardized Cat Allergen Extract and Standardized Dust Mite Allergen, Computed Tomography imaging, functional Positron Emission Tomography imaging, Nebulized methacholine inhalation
Biological · Radiation · Drug
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 65 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 21, 2017 · Synced Sep 24, 2026, 2:28 PM EDT
Suspended Not applicable Interventional

Effects of Low Dose Ozone on Airway Inflammatory Responses in Adults With Asthma - Sedentary Nasal Ozone (Asthma SNOZ)

NCT04109807
View directory record Official record
Conditions
Asthma, Allergic
Interventions
Ozone, FA
Other
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 45 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2027
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Dec 16, 2025 · Synced Sep 24, 2026, 2:28 PM EDT
Active, not recruiting Not applicable Interventional Accepts healthy volunteers

Lung-Resident Memory Th2 Cells in Asthma

NCT03455959
View directory record Official record
Conditions
Asthma, Allergic
Interventions
Bronchoscopy/BAL, Airway Brushing
Procedure
Lead sponsor
Andrew D. Luster, M.D.,Ph.D.
Other
Eligibility
18 Years to 55 Years
Enrollment
37 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 16, 2026 · Synced Sep 24, 2026, 2:28 PM EDT
Completed Phase 4 Interventional Results available

Efficacy of Omalizumab in Adults (18-60 Years of Age) With Moderate-Severe, Persistent Allergic Asthma, Despite Receiving Inhaled Corticosteroids and Long Acting Beta-agonists

NCT00670930
View directory record Official record
Conditions
Allergic Asthma
Interventions
omalizumab at a dose of 0.016mg/kg/IU/mL, Placebo
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years to 75 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
6
States / cities
Denver, Colorado • St Louis, Missouri • Durham, North Carolina + 2 more
Source: ClinicalTrials.gov public record
Updated Jan 17, 2013 · Synced Sep 24, 2026, 2:28 PM EDT
Completed Not applicable Interventional Results available

Eosinophilic Airway Inflammation and Mepolizumab

NCT00802438
View directory record Official record
Conditions
Asthma
Interventions
mepolizumab
Biological
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 50 Years
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2013
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Apr 9, 2019 · Synced Sep 24, 2026, 2:28 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Induced Tolerogenic Dendritic Cells as Modulators of Allergic Asthma

NCT01711593
View directory record Official record
Conditions
Asthma, Allergies
Interventions
Bronchoscopy, Segmental Allergen Challenge and Bronchoalveolar Lavage, Phlebotomy
Biological · Procedure
Lead sponsor
Andrew D. Luster, M.D.,Ph.D.
Other
Eligibility
18 Years to 50 Years
Enrollment
43 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 14, 2017 · Synced Sep 24, 2026, 2:28 PM EDT
Not listed Phase 4 Interventional

Effect of Xolair on Airway Hyperresponsiveness

NCT00208234
View directory record Official record
Conditions
Allergic Asthma
Interventions
omalizumab, Placebo for Omalizumab
Drug
Lead sponsor
Creighton University
Other
Eligibility
19 Years to 50 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2011
U.S. locations
1
States / cities
Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Sep 22, 2011 · Synced Sep 24, 2026, 2:28 PM EDT
Completed No phase listed Observational Results available

Home Usability of a Nasal Lavage System in Children

NCT01129765
View directory record Official record
Conditions
Nasal Congestion, Respiratory Tract Infection, Sinusitis, Allergic Rhinitis
Interventions
Use of an automatic nasal irrigator/aspirator
Device
Lead sponsor
Aardvark Medical Company
Industry
Eligibility
Up to 5 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009
U.S. locations
1
States / cities
Vienna, Virginia
Source: ClinicalTrials.gov public record
Updated Aug 2, 2010 · Synced Sep 24, 2026, 2:28 PM EDT
Completed No phase listed Observational

Functional Activity of Airway Eosinophils in Allergic Disease

NCT01026532
View directory record Official record
Conditions
Asthma
Interventions
Segmental Allergen Challenge
Biological
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 50 Years
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2017
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jan 17, 2020 · Synced Sep 24, 2026, 2:28 PM EDT
Completed No phase listed Observational

Eicosanoid Lipids by Airway Cells During Infection With Human Rhinoviruses

NCT01898767
View directory record Official record
Conditions
Asthma
Interventions
Not listed
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 55 Years
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Mar 27, 2019 · Synced Sep 24, 2026, 2:28 PM EDT
Recruiting Phase 2 Interventional Accepts healthy volunteers

Viral Mucosal Reprogramming

NCT05331170
View directory record Official record
Conditions
Asthma, Allergic Rhinitis, Cat Allergy, Healthy
Interventions
Research Grade RG-RV
Biological
Lead sponsor
The University of Texas Medical Branch, Galveston
Other
Eligibility
18 Years to 60 Years
Enrollment
75 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Galveston, Texas
Source: ClinicalTrials.gov public record
Updated Jan 27, 2025 · Synced Sep 24, 2026, 2:28 PM EDT
Terminated Not applicable Interventional

Effect of Ozone on Airway Inflammation in Allergic Asthmatics Treated With Omalizumab

NCT00287378
View directory record Official record
Conditions
Asthma, Allergy
Interventions
omalizumab
Drug
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 50 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2007
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Jun 29, 2009 · Synced Sep 24, 2026, 2:28 PM EDT
Completed Phase 1 Interventional

The Role of Vitamins E and C in Maintaining Lung Health in People With Asthma

NCT00142610
View directory record Official record
Conditions
Asthma
Interventions
Vitamin
Dietary Supplement
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
18 Years to 50 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Mar 3, 2013 · Synced Sep 24, 2026, 2:28 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Intranasal Capsaicin Treatment for Non-Allergic Irritant Rhinitis

NCT02493257
View directory record Official record
Conditions
Nonallergic Irritant Rhinitis
Interventions
Capsaicin, Placebo
Drug
Lead sponsor
The University of Texas Health Science Center, Houston
Other
Eligibility
18 Years to 70 Years
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2019
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 16, 2020 · Synced Sep 24, 2026, 2:28 PM EDT