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ClinicalTrials.gov public records Last synced Oct 20, 2026, 1:42 PM EDT

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Showing 169–192 of 226 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Allergen Clear all
Completed Not applicable Interventional

Anxiety About Casual Exposure to Food Allergens

NCT03349047
View directory record Official record
Conditions
Food Allergy
Interventions
Behavioral intervention group, Education
Behavioral
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
108 Months to 210 Months
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 21, 2019 · Synced Oct 20, 2026, 1:42 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Factors Involved in Asthma and Airway Inflammation

NCT00001887
View directory record Official record
Conditions
Asthma, Healthy
Interventions
Not listed
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
Not listed
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1999 – 2001
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 4, 2008 · Synced Oct 20, 2026, 1:42 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

The Genetics of Environmental Asthma

NCT00018096
View directory record Official record
Conditions
Asthma
Interventions
LPS endotoxin, saline, HDM
Biological
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
18 Years to 40 Years
Enrollment
176 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2001 – 2007
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated May 6, 2008 · Synced Oct 20, 2026, 1:42 PM EDT
Completed Not applicable Interventional

A Community-based Participatory Research (CBPR) Intervention for Childhood Asthma Using Air Filters and Air Conditioners

NCT00839046
View directory record Official record
Conditions
Childhood Asthma
Interventions
Community Health Worker Intervention, Air Filter, Air Filter and Air Conditioner
Behavioral · Other
Lead sponsor
University of Michigan
Other
Eligibility
6 Years to 12 Years
Enrollment
126 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2010
U.S. locations
1
States / cities
Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jul 24, 2017 · Synced Oct 20, 2026, 1:42 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Safety, Tolerability and Pharmacokinetics of Multiple Doses of VAK694 in Atopic Subjects With Seasonal Rhinitis

NCT00929968
View directory record Official record
Conditions
Allergic Rhinitis
Interventions
Placebo, VAK694, Fluticasone
Biological · Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years to 60 Years
Enrollment
35 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2009
U.S. locations
1
States / cities
Duncansville, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 19, 2020 · Synced Oct 20, 2026, 1:42 PM EDT
Not listed Phase 1Phase 2 Interventional Accepts healthy volunteers

Safety and Efficacy Study of rEV131 in Allergic Rhinitis

NCT00247520
View directory record Official record
Conditions
Hay Fever
Interventions
topical nasal rEV131
Drug
Lead sponsor
Evolutec Group
Industry
Eligibility
18 Years to 80 Years
Enrollment
112 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005
U.S. locations
2
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Nov 2, 2005 · Synced Oct 20, 2026, 1:42 PM EDT
Completed No phase listed Observational

Children With Asthma in New Orleans After Hurricane Katrina

NCT00426634
View directory record Official record
Conditions
Asthma, Allergies
Interventions
Not listed
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
4 Years to 12 Years
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2016
U.S. locations
1
States / cities
New Orleans, Louisiana
Source: ClinicalTrials.gov public record
Updated Dec 12, 2019 · Synced Oct 20, 2026, 1:42 PM EDT
Recruiting No phase listed Observational

Microglia Activation in Asthma

NCT04307667
View directory record Official record
Conditions
Asthma
Interventions
Whole lung antigen challenge (WLAC), [18F]FEPPA
Biological · Radiation
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 75 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2028
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Sep 24, 2026 · Synced Oct 20, 2026, 1:42 PM EDT
Recruiting Not applicable Interventional

Asthma Intervention With Residential Ventilation and Air Cleaner (AIRVAC) Study

NCT07196436
View directory record Official record
Conditions
Asthma Control, Pulmonary Function, Quality of Life, Stress, Sleep Quality
Interventions
Energy Recovery Ventilator, Portable Air Cleaner, Energy Recovery Ventilator (Sham), Portable Air Cleaner (Sham)
Device
Lead sponsor
The University of Texas at Arlington
Other
Eligibility
5 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
2
States / cities
Arlington, Texas • Plano, Texas
Source: ClinicalTrials.gov public record
Updated Oct 29, 2025 · Synced Oct 20, 2026, 1:42 PM EDT
Terminated Phase 2 Interventional Results available

Food Allergen OIT for Shrimp and Cashew

NCT03504774
View directory record Official record
Conditions
Allergy;Food, Allergy to Shrimp, Allergy to Cashew Nut (Disorder)
Interventions
Cashew or Shrimp Oral Immunotherapy
Drug
Lead sponsor
Sayantani B. Sindher
Other
Eligibility
7 Years to 55 Years
Enrollment
58 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated Apr 27, 2026 · Synced Oct 20, 2026, 1:42 PM EDT
Completed Phase 3 Interventional

Evaluation of Efficacy of Ophthalmic Solution in Induced Acute Allergic Conjunctivitis

NCT00241319
View directory record Official record
Conditions
Allergic Conjunctivitis
Interventions
R89674 (generic name not yet established)
Drug
Lead sponsor
Vistakon Pharmaceuticals
Industry
Eligibility
10 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2005
U.S. locations
5
States / cities
Indianapolis, Indiana • Lewiston, Maine • Rochester, New York + 2 more
Source: ClinicalTrials.gov public record
Updated Sep 27, 2011 · Synced Oct 20, 2026, 1:42 PM EDT
Active, not recruiting Early Phase 1 Interventional

Vaginal Microbiome Exposure and Immune Responses in C-section Infants

NCT03567707
View directory record Official record
Conditions
Allergic Diseases, Asthma
Interventions
Vaginal seeding, Placebo Seeding, Standard care, Post-seeding Care
Drug · Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 45 Years · Female only
Enrollment
114 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2027
U.S. locations
2
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Nov 5, 2025 · Synced Oct 20, 2026, 1:42 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Factors Involved in Dymista's Superior Clinical Efficacy in the Treatment of Seasonal Allergic Rhinitis

NCT02402465
View directory record Official record
Conditions
Allergic Rhinitis
Interventions
Placebo, Fluticasone propionate, Fluticasone/Azelastine nasal spray, Nasal Allergen Challenge
Drug · Procedure
Lead sponsor
University of Chicago
Other
Eligibility
18 Years to 55 Years
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2020
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Oct 17, 2024 · Synced Oct 20, 2026, 1:42 PM EDT
Completed Phase 2 Interventional Results available

Study Evaluating the Efficacy and Safety of PRT-2761 for the Treatment of Acute and Chronic Allergic Conjunctivitis

NCT03320434
View directory record Official record
Conditions
Allergic Conjunctivitis
Interventions
PRT-2761 0.5%, PRT-2761 1%, Patanol, Pred-forte, PRT-2761 0%
Drug
Lead sponsor
ORA, Inc.
Industry
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
1
States / cities
Andover, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 17, 2022 · Synced Oct 20, 2026, 1:42 PM EDT
Recruiting No phase listed Observational

A Biorepository of Multiple Allergic Diseases (MADREP) With Longitudinal Follow-Up

NCT06732414
View directory record Official record
Conditions
Allergy, Sinus Disorders, Atopic Diseases, Asthma, Allergic Rhinitis, Atopic Dermatitis, EoE, Drug a
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
3 Years to 100 Years
Enrollment
10,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2045
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 15, 2026 · Synced Oct 20, 2026, 1:42 PM EDT
Completed Phase 2 Interventional Results available

Oral Desensitization to Peanut in Peanut Allergic Children and Adults Using CPNA Peanut OIT Safety Follow-On Study

NCT02198664
View directory record Official record
Conditions
Peanut Allergy
Interventions
AR101 - Peanut protein capsule
Biological
Lead sponsor
Aimmune Therapeutics, Inc.
Industry
Eligibility
4 Years to 26 Years
Enrollment
47 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
8
States / cities
Little Rock, Arkansas • San Diego, California • Boston, Massachusetts + 5 more
Source: ClinicalTrials.gov public record
Updated Nov 9, 2021 · Synced Oct 20, 2026, 1:42 PM EDT
Completed Phase 4 Interventional Results available

Comparability and Standardization of Controlled Allergen Challenge Facilities

NCT02543346
View directory record Official record
Conditions
Allergic Rhinitis
Interventions
Cetirizine, Placebo
Drug · Other
Lead sponsor
Queen's University
Other
Eligibility
18 Years to 65 Years
Enrollment
98 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Apr 9, 2019 · Synced Oct 20, 2026, 1:42 PM EDT
Completed Early Phase 1 Interventional Results available

Study of a Topical Nasal Spray to Ease the Symptoms of Hayfever

NCT01500629
View directory record Official record
Conditions
Rhinitis, Allergic, Seasonal
Interventions
C-1266-7, C-1266-6 (placebo)
Device
Lead sponsor
McNeil Consumer Healthcare Division of McNEIL-PPC, Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Feb 27, 2017 · Synced Oct 20, 2026, 1:42 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Leukotriene Antagonism in Recruitment of CD49d Expressing Neutrophils in Atopic Subjects

NCT03039101
View directory record Official record
Conditions
Nasal Allergy
Interventions
Nasal lavage, Nasal allergen challenge, Epicutaneous skin testing, Peripheral blood, Montelukast 10Mg Tablet, Placebo Oral Tablet
Procedure · Drug
Lead sponsor
Mitchell Grayson
Other
Eligibility
21 Years to 65 Years
Enrollment
25 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 7, 2019 · Synced Oct 20, 2026, 1:42 PM EDT
Completed Phase 2 Interventional Results available

A Single-Center, Phase 2 Study Evaluating Bilastine Ophthalmic Solution in the CAC® Model

NCT03231969
View directory record Official record
Conditions
Allergic Conjunctivitis
Interventions
Bilastine 0.2%, Bilastine 0.4%, Bilastine 0.6%, Bilastine 0%
Drug
Lead sponsor
Faes Farma, S.A.
Industry
Eligibility
18 Years and older
Enrollment
121 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017
U.S. locations
1
States / cities
Andover, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 16, 2023 · Synced Oct 20, 2026, 1:42 PM EDT
Completed Phase 2 Interventional Results available

Omalizumab in the Treatment of Peanut Allergy

NCT00949078
View directory record Official record
Conditions
Food Allergy, Peanut Allergy
Interventions
omalizumab
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years to 50 Years
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 12, 2017 · Synced Oct 20, 2026, 1:42 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 31, 2023 · Synced Oct 20, 2026, 1:42 PM EDT
Completed No phase listed Observational

Mechanisms of Allergen Immunotherapy

NCT00001910
View directory record Official record
Conditions
Asthma, Hypersensitivity
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
Not listed
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2003
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 4, 2008 · Synced Oct 20, 2026, 1:42 PM EDT