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ClinicalTrials.gov public records Last synced Oct 5, 2026, 6:03 AM EDT

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Showing 73–96 of 128 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Seasonal Allergic Rhinitis Clear all
Withdrawn Not applicable Interventional Accepts healthy volunteers

Adolescent and Adult Subjects With Asthma and Seasonal Allergic Rhinitis Receiving Advair Diskus or Placebo

NCT00385463
View directory record Official record
Conditions
Asthma, Seasonal Allergic Rhinitis
Interventions
Adding Advair Diskus 100/50mcg (FSC) BID and Singulair 10mg is added to placebo Diskus BID
Drug
Lead sponsor
Creighton University
Other
Eligibility
15 Years to 75 Years
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2007
U.S. locations
1
States / cities
Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Jun 16, 2016 · Synced Oct 5, 2026, 6:03 AM EDT
Completed Phase 3 Interventional Results available

A Study Evaluating the Safety and Effectiveness of a Nasal Spray to Treat Seasonal Allergies

NCT00740792
View directory record Official record
Conditions
Seasonal Allergic Rhinitis
Interventions
azelastine HCl/fluticasone propionate, azelastine Hcl, fluticasone propionate, placebo
Drug
Lead sponsor
Meda Pharmaceuticals
Industry
Eligibility
12 Years and older
Enrollment
776 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008
U.S. locations
39
States / cities
Scottsdale, Arizona • Encinitas, California • Fountain Valley, California + 32 more
Source: ClinicalTrials.gov public record
Updated Sep 7, 2012 · Synced Oct 5, 2026, 6:03 AM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Microassay and Allergy Skin Prick Test Correlation Study

NCT03514303
View directory record Official record
Conditions
Allergy Pollen
Interventions
Spiriplex Allergenex Microassay
Diagnostic Test
Lead sponsor
United Allergy Services
Industry
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Oct 17, 2018 · Synced Oct 5, 2026, 6:03 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

The Efficacy & Safety of the UAS Immunotherapy Protocol

NCT01699659
View directory record Official record
Conditions
Perennial Allergic Rhinitis With Seasonal Variation
Interventions
allergen immunotherapy
Other
Lead sponsor
United Allergy Services
Industry
Eligibility
18 Years to 65 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
1
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Oct 4, 2012 · Synced Oct 5, 2026, 6:03 AM EDT
Completed Phase 2 Interventional

Study of ACT-129968 in Adult Patients With Seasonal Allergic Rhinitis

NCT01241214
View directory record Official record
Conditions
Seasonal Allergic Rhinitis
Interventions
ACT-129968, Cetirizine, Placebo
Drug
Lead sponsor
Idorsia Pharmaceuticals Ltd.
Industry
Eligibility
18 Years to 70 Years
Enrollment
579 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
7
States / cities
Austin, Texas • Kerrville, Texas • New Braunfels, Texas + 1 more
Source: ClinicalTrials.gov public record
Updated May 15, 2019 · Synced Oct 5, 2026, 6:03 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Intranasal Steroids and the Nasal Ocular Response

NCT00473915
View directory record Official record
Conditions
Seasonal Allergic Rhinitis
Interventions
fluticasone furoate
Drug
Lead sponsor
University of Chicago
Other
Eligibility
18 Years to 45 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 3, 2013 · Synced Oct 5, 2026, 6:03 AM EDT
Completed Phase 3 Interventional Results available

Efficacy and Safety of Fixed Dose Combination GSP 301 Nasal Spray (NS) in the Treatment of Seasonal Allergic Rhinitis (SAR)

NCT02631551
View directory record Official record
Conditions
Seasonal Allergic Rhinitis
Interventions
GSP 301 NS, Olopatadine HCl NS, Mometasone furoate NS, GSP 301 Placebo NS
Drug
Lead sponsor
Glenmark Specialty S.A.
Industry
Eligibility
12 Years and older
Enrollment
1,180 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016
U.S. locations
37
States / cities
Mission Viejo, California • San Diego, California • San Jose, California + 28 more
Source: ClinicalTrials.gov public record
Updated Sep 25, 2018 · Synced Oct 5, 2026, 6:03 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Probiotics and Health-related Quality of Life in Individuals With Seasonal Allergies

NCT02349711
View directory record Official record
Conditions
Healthy
Interventions
Probiotic mixture, Placebo
Dietary Supplement
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 60 Years
Enrollment
224 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Jun 9, 2017 · Synced Oct 5, 2026, 6:03 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Orotic Acid Derivatives With or Without Glutathione on Allergic Rhinitis

NCT00227058
View directory record Official record
Conditions
Seasonal Allergic Rhinitis
Interventions
Orotic acid and Glutathione-(Nutritional Supplements)
Drug
Lead sponsor
University of Mississippi Medical Center
Other
Eligibility
18 Years to 64 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005
U.S. locations
1
States / cities
Jackson, Mississippi
Source: ClinicalTrials.gov public record
Updated Jan 26, 2007 · Synced Oct 5, 2026, 6:03 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Study of the Effect of Fluticasone Furoate Nasal Spray on Spring Allergy Eye Symptoms

NCT00891436
View directory record Official record
Conditions
Allergic Conjunctivitis to Tree Pollen or Grass Pollen
Interventions
Fluticasone furoate nasal spray, Placebo nasal spray
Drug
Lead sponsor
Rush University Medical Center
Other
Eligibility
18 Years to 70 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Dec 3, 2012 · Synced Oct 5, 2026, 6:03 AM EDT
Completed Not applicable Interventional Results available

Can a Nasal Decongestant Test Predict Treatment Outcomes in Seasonal Allergic Rhinitis?

NCT00618332
View directory record Official record
Conditions
Seasonal Allergic Rhinitis
Interventions
mometasone furoate nasal spray, placebo
Drug
Lead sponsor
University of Chicago
Other
Eligibility
18 Years to 60 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Feb 14, 2014 · Synced Oct 5, 2026, 6:03 AM EDT
Completed Phase 3 Interventional

A Study to Evaluate the Safety and Efficacy of a Nasal Spray to Treat Seasonal Allergies

NCT01368445
View directory record Official record
Conditions
Seasonal Allergic Rhinitis
Interventions
azelastine hydrochloride 0.15% Nasal Spray, azelastine hydrochloride 0.15% and Placebo, Azelastine 0.1%, Nasal Spray
Drug
Lead sponsor
Meda Pharmaceuticals
Industry
Eligibility
12 Years and older
Enrollment
617 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
30
States / cities
Fountain Valley, California • Long Beach, California • Los Angeles, California + 26 more
Source: ClinicalTrials.gov public record
Updated Oct 6, 2011 · Synced Oct 5, 2026, 6:03 AM EDT
Completed Phase 3 Interventional Results available

Study in Adult and Adolescent Subjects With Seasonal Allergic Rhinitis (SAR)

NCT01024608
View directory record Official record
Conditions
Seasonal Allergic Rhinitis, Hay Fever
Interventions
Beclomethasone dipropionate, Placebo Nasal Aerosol
Drug
Lead sponsor
Teva Branded Pharmaceutical Products R&D, Inc.
Industry
Eligibility
12 Years and older
Enrollment
340 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
4
States / cities
Austin, Texas • New Braunfels, Texas • San Antonio, Texas + 1 more
Source: ClinicalTrials.gov public record
Updated Dec 3, 2021 · Synced Oct 5, 2026, 6:03 AM EDT
Recruiting Not applicable Interventional

Evaluation of the Efficacy, Safety, and Tolerability of PL-14 Allergy Blocker Compared to Saline Spray in Patients With Seasonal Allergic Rhinitis

NCT07588672
View directory record Official record
Conditions
Seasonal Allergic Rhinitis (SAR), Allergic Rhinitis
Interventions
PL-14 Allergy Blocker, Ayr® Saline Nasal Mist
Device
Lead sponsor
Polyrizon Ltd.
Industry
Eligibility
18 Years to 75 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
5
States / cities
Normal, Illinois • St Louis, Missouri • Ocean City, New Jersey + 2 more
Source: ClinicalTrials.gov public record
Updated Sep 30, 2026 · Synced Oct 5, 2026, 6:03 AM EDT
Completed Phase 4 Interventional

Fexofenadine HCl 180 mg, Montelukast Sodium 10 mg and Placebo in Suppression of Wheal and Flare Induced by Seasonal Allergen

NCT00638118
View directory record Official record
Conditions
Allergic Rhinitis
Interventions
Fexofenadine
Drug
Lead sponsor
Sanofi
Industry
Eligibility
15 Years to 55 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003
U.S. locations
1
States / cities
Bridgewater, New Jersey
Source: ClinicalTrials.gov public record
Updated Jan 11, 2011 · Synced Oct 5, 2026, 6:03 AM EDT
Completed Phase 3 Interventional

A Study Comparing the Bioequivalence of Triamcinolone Acetonide Aqueous Nasal Spray (Apotex, Inc.) to That of Nasacort® AQ Nasal Spray (Sanofi-Aventis Pharmaceutical Products, Inc.) In the Treatment of Seasonal Allergic Rhinitis

NCT00987233
View directory record Official record
Conditions
Seasonal Allergic Rhinitis
Interventions
triamcinolone acetonide aqueous nasal spray (Apotex Inc.), triamcinolone acetonide aqueous nasal spray (Nasacort® AQ), Placebo
Drug
Lead sponsor
Apotex Inc.
Industry
Eligibility
18 Years to 65 Years
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
1
States / cities
Bedminster, New Jersey
Source: ClinicalTrials.gov public record
Updated Sep 30, 2009 · Synced Oct 5, 2026, 6:03 AM 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 5, 2026, 6:03 AM EDT
Completed Phase 4 Interventional

Study Of Patients With Allergic Rhinitis And Asthma

NCT00296530
View directory record Official record
Conditions
Asthma
Interventions
fluticasone propionate/salmeterol, fluticasone propionate, montelukast
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
15 Years and older
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
80
States / cities
Ozark, Alabama • Tempe, Arizona • Little Rock, Arkansas + 67 more
Source: ClinicalTrials.gov public record
Updated Oct 28, 2016 · Synced Oct 5, 2026, 6:03 AM EDT
Completed Phase 3 Interventional Results available

Validation Of Preference Module Of Experience With Allergic Rhinitis Nasal Sprays Questionnaire (EARNS-Q)

NCT00346775
View directory record Official record
Conditions
Rhinitis, Allergic, Perennial
Interventions
Beclomethasone dipropionate, Flunisolide
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years and older
Enrollment
97 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006
U.S. locations
7
States / cities
Fresno, California • Napa, California • Roseville, California + 3 more
Source: ClinicalTrials.gov public record
Updated Jan 16, 2018 · Synced Oct 5, 2026, 6:03 AM EDT
Completed No phase listed Observational

Oral Bacteria and Allergic Disease in Children

NCT00438646
View directory record Official record
Conditions
Asthma, Rhinitis, Eczema, Respiratory Sounds, Hypersensitivity
Interventions
Not listed
Lead sponsor
National Institute of Environmental Health Sciences (NIEHS)
NIH
Eligibility
6 Years to 11 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2007
U.S. locations
1
States / cities
Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 25, 2009 · Synced Oct 5, 2026, 6:03 AM EDT
Completed Phase 4 Interventional Results available

Safety of PATANASE Nasal Spray in Patients With Perennial Allergic Rhinitis

NCT00789555
View directory record Official record
Conditions
Perennial Allergic Rhinitis
Interventions
Olopatadine hydrochloride 0.6% nasal spray (PATANASE), Olopatadine nasal spray vehicle, pH 3.7, Olopatadine nasal spray vehicle, pH 7.0
Drug · Other
Lead sponsor
Alcon Research
Industry
Eligibility
12 Years and older
Enrollment
1,260 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
Fort Worth, Texas
Source: ClinicalTrials.gov public record
Updated Feb 8, 2018 · Synced Oct 5, 2026, 6:03 AM EDT
Completed Phase 2 Interventional Results available

Phase 2 Study in Adults Sensitized to Cat

NCT00689299
View directory record Official record
Conditions
Allergy
Interventions
Standardized Allergenic Extract, Cat Hair, Placebo
Biological
Lead sponsor
Antigen Laboratories, Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
167 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
3
States / cities
San Diego, California • Marietta, Georgia • St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated May 1, 2014 · Synced Oct 5, 2026, 6:03 AM EDT
Completed Phase 3 Interventional Results available

Safety Study of Levocetirizine Dihydrochloride Oral Liquid Formulation in Children Aged 1 to Less Than 6 Years Suffering From Allergic Rhinitis or Chronic Urticaria of Unknown Origin

NCT00619801
View directory record Official record
Conditions
Allergic Rhinitis, Chronic Urticaria
Interventions
Levocetirizine, Placebo
Drug
Lead sponsor
UCB Pharma
Industry
Eligibility
2 Years to 6 Years
Enrollment
173 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008
U.S. locations
28
States / cities
Birmingham, Alabama • Little Rock, Arkansas • Beverly Hills, California + 25 more
Source: ClinicalTrials.gov public record
Updated Mar 6, 2015 · Synced Oct 5, 2026, 6:03 AM EDT
Completed Phase 4 Interventional Results available

Fluticasone Furoate Nasal Spray Versus Oral Fexofenadine

NCT00502775
View directory record Official record
Conditions
Rhinitis, Allergic, Seasonal
Interventions
fluticasone furoate, fexofenadine
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
12 Years and older
Enrollment
680 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007
U.S. locations
42
States / cities
Little Rock, Arkansas • Albany, Georgia • Columbus, Georgia + 37 more
Source: ClinicalTrials.gov public record
Updated Dec 9, 2016 · Synced Oct 5, 2026, 6:03 AM EDT