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Showing 1–24 of 98 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Allergic Conjunctivitis Clear all
Completed Phase 3 Interventional Accepts healthy volunteers

Safety Study of Ophthalmic Solution in Healthy, Normal Volunteers

NCT00223951
View directory record Official record
Conditions
Healthy Volunteers Eligible for Study; Drug Being Developed for Allergic Conjunctivitis
Interventions
R89674 (generic name not yet established)
Drug
Lead sponsor
Vistakon Pharmaceuticals
Industry
Eligibility
3 Years and older
Enrollment
900 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2005
U.S. locations
6
States / cities
Phoenix, Arizona • Bel Air, Maryland • North Andover, Massachusetts + 3 more
Source: ClinicalTrials.gov public record
Updated Feb 19, 2015 · Synced Sep 11, 2026, 2:12 AM EDT
Completed Phase 1 Interventional

A Study of AK002 in Patients With Atopic Keratoconjunctivitis, Vernal Keratoconjunctivitis, and Perennial Allergic Conjunctivitis

NCT03379311
View directory record Official record
Conditions
Atopic Keratoconjunctivitis, Vernal Keratoconjunctivitis, Perennial Allergic Conjunctivitis
Interventions
AK002
Drug
Lead sponsor
Allakos Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
8
States / cities
Palo Alto, California • Edgewater, Florida • Baltimore, Maryland + 5 more
Source: ClinicalTrials.gov public record
Updated Aug 28, 2019 · Synced Sep 11, 2026, 2:12 AM EDT
Completed Phase 3 Interventional Results available

Efficacy and Safety Study of Bepotastine Besilate Ophthalmic Solution in Allergic Conjunctivitis

NCT00586664
View directory record Official record
Conditions
Allergic Conjunctivitis
Interventions
Bepreve (bepotastine besilate ophthalmic solution) 1.5%, placebo comparator, Bepotastine Besilate Ophthalmic Solution 1.0%
Drug
Lead sponsor
Bausch & Lomb Incorporated
Industry
Eligibility
10 Years and older
Enrollment
130 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
1
States / cities
Irvine, California
Source: ClinicalTrials.gov public record
Updated Feb 7, 2013 · Synced Sep 11, 2026, 2:12 AM EDT
Completed Phase 3 Interventional Results available

A Multi-Center, Evaluation of the Onset and Duration of Action of AC-170 0.24% Compared to Vehicle

NCT01881113
View directory record Official record
Conditions
Allergic Conjunctivitis
Interventions
AC-170 0.24%, AC-170 0%
Drug
Lead sponsor
Aciex Therapeutics, Inc.
Industry
Eligibility
10 Years and older
Enrollment
101 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013
U.S. locations
1
States / cities
Andover, Massachusetts
Source: ClinicalTrials.gov public record
Updated Nov 8, 2017 · Synced Sep 11, 2026, 2:12 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Safety and Tolerability of XmAb®7195 in Adult Healthy Volunteers and Adult Subjects With a History of Allergic Rhinitis and/or Allergic Conjunctivitis and/or Atopic Dermatitis

NCT02148744
View directory record Official record
Conditions
Allergic Rhinitis, Allergic Conjunctivitis, Atopic Dermatitis
Interventions
XmAb7195, Placebo
Biological
Lead sponsor
Xencor, Inc.
Industry
Eligibility
18 Years to 50 Years
Enrollment
72 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jan 23, 2017 · Synced Sep 11, 2026, 2:12 AM EDT
Completed Phase 3 Interventional Results available

Efficacy and Safety Study of Cyclosporine 0.010% to Treat Atopic Keratoconjunctivitis

NCT00884585
View directory record Official record
Conditions
Atopic Conjunctivitis
Interventions
Cyclosporine Vehicle, Cyclosporine 0.010%
Drug
Lead sponsor
Allergan
Industry
Eligibility
12 Years and older
Enrollment
176 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Bakersfield, California
Source: ClinicalTrials.gov public record
Updated Nov 4, 2012 · Synced Sep 11, 2026, 2:12 AM EDT
Completed Phase 2 Interventional

Efficacy, Safety and PK of Once or Twice Daily Bilastine (10 or 20 mg) Compared With Placebo in the Symptomatic Treatment of SAR

NCT00574379
View directory record Official record
Conditions
Seasonal Allergic Rhinitis, Hay Fever, Allergic Conjunctivitis, Hypersensitivity
Interventions
Bilastine, Placebo
Drug
Lead sponsor
Faes Farma, S.A.
Industry
Eligibility
12 Years and older
Enrollment
805 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
13
States / cities
Oklahoma City, Oklahoma • Austin, Texas • Kerrville, Texas + 2 more
Source: ClinicalTrials.gov public record
Updated Feb 14, 2019 · Synced Sep 11, 2026, 2:12 AM EDT
Completed Phase 4 Interventional Results available

A Study to Evaluate the Duration of LASTACAFT® in Acute Allergic Conjunctivitis

NCT01470118
View directory record Official record
Conditions
Conjunctivitis, Allergic
Interventions
alcaftadine 0.25% ophthalmic solution, olopatadine 0.2% ophthalmic solution, dextran 70 0.1%/hydroxypropyl methylcellulose 0.3%
Drug
Lead sponsor
Allergan
Industry
Eligibility
10 Years and older
Enrollment
127 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Feb 20, 2013 · Synced Sep 11, 2026, 2:12 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Evaluation of the Safety and Pharmacokinetics of Brimonidine Tartrate 0.025%/Ketotifen Fumarate 0.035% Combination Ophthalmic Solution

NCT05815758
View directory record Official record
Conditions
Allergic Conjunctivitis
Interventions
Brimonidine Tartrate 0.025%/Ketotifen Fumarate 0.035% Ophthalmic Solution (Combo), Vehicle of brimonidine tartrate 0.025%/ketotifen fumarate 0.035% ophthalmic solution
Drug
Lead sponsor
Bausch & Lomb Incorporated
Industry
Eligibility
5 Years and older
Enrollment
512 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023
U.S. locations
7
States / cities
Chandler, Arizona • Havre de Grace, Maryland • Andover, Massachusetts + 4 more
Source: ClinicalTrials.gov public record
Updated Jul 9, 2025 · Synced Sep 11, 2026, 2:12 AM EDT
Terminated Phase 2 Interventional

Hydrocortisone Ophthalmic Ointment 0.5% for Treatment of Allergic Conjunctivitis

NCT01860664
View directory record Official record
Conditions
Allergic Conjunctivitis
Interventions
hydrocortisone ophthalmic ointment 0.5%, placebo
Drug
Lead sponsor
Koffler Vision Group
Other
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
1
States / cities
Lexington, Kentucky
Source: ClinicalTrials.gov public record
Updated Aug 17, 2017 · Synced Sep 11, 2026, 2:12 AM EDT
Completed Phase 4 Interventional

DEXTENZA Therapy for Treatment of Allergic Conjunctivitis

NCT04708821
View directory record Official record
Conditions
Bilateral Conjunctivitis (Disorder)
Interventions
Dexamethasone ophthalmic insert 0.4Mg, 0.2% loteprednol etabonate ophthalmic suspension, olopatadine hydrochloride ophthalmic solution 0.7%
Drug
Lead sponsor
Clinical Research Center of Florida
Other
Eligibility
18 Years and older
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
Pompano Beach, Florida
Source: ClinicalTrials.gov public record
Updated Apr 12, 2022 · Synced Sep 11, 2026, 2:12 AM EDT
Completed Phase 3 Interventional Results available

A Study Evaluating the Safety and Efficacy of OTX-DP for the Treatment of Allergic Conjunctivitis

NCT04050865
View directory record Official record
Conditions
Allergic Conjunctivitis
Interventions
Dexamethasone, 0.4mg, Placebo plug with no drug
Drug · Device
Lead sponsor
Ocular Therapeutix, Inc.
Industry
Eligibility
18 Years and older
Enrollment
96 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
6
States / cities
Colorado Springs, Colorado • Louisville, Kentucky • Raynham, Massachusetts + 3 more
Source: ClinicalTrials.gov public record
Updated Oct 6, 2021 · Synced Sep 11, 2026, 2:12 AM 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 16, 2022 · Synced Sep 11, 2026, 2:12 AM EDT
Completed Phase 3 Interventional

Evaluation of Efficacy of Ophthalmic Solution in Seasonal Allergic Conjunctivitis

NCT00364091
View directory record Official record
Conditions
Allergic Conjunctivitis
Interventions
R89674 0.025% ophthalmic solution
Drug
Lead sponsor
Vistakon Pharmaceuticals
Industry
Eligibility
10 Years and older
Enrollment
365 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2006
U.S. locations
6
States / cities
Louisville, Kentucky • North Andover, Massachusetts • Creve Coeur, Missouri + 3 more
Source: ClinicalTrials.gov public record
Updated Sep 26, 2011 · Synced Sep 11, 2026, 2:12 AM EDT
Completed Phase 2 Interventional Results available

Texan Allergy & Sinus Center Mountain Cedar Intra-Lymphatic Immunotherapy Study

NCT03682965
View directory record Official record
Conditions
Allergic Rhinitis Due to Tree Pollen, Allergic Conjunctivitis, Allergic Rhinoconjunctivitis
Interventions
Intra-lymphatic allergenic extract, Intra-lymphatic placebo
Biological
Lead sponsor
Christopher Thompson, MD
Other
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
3
States / cities
Austin, Texas • Grapevine, Texas • San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Apr 19, 2021 · Synced Sep 11, 2026, 2:12 AM EDT
Completed Phase 3 Interventional

An Evaluation of the Onset and Duration of Action of AKF-1 Ophthalmic Solution in Treating Acute Allergic Conjunctivitis

NCT01561521
View directory record Official record
Conditions
Allergic Conjunctivitis
Interventions
AKF-1
Drug
Lead sponsor
Akorn, Inc.
Industry
Eligibility
10 Years and older
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012
U.S. locations
1
States / cities
Andover, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 17, 2013 · Synced Sep 11, 2026, 2:12 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Evaluation of Efficacy of Coadministration of FOV1101-00 and Prednisolone Acetate in Patients With Mild Ongoing Ocular Allergic Inflammation

NCT00833495
View directory record Official record
Conditions
Allergic Conjunctivitis
Interventions
Prednisolone Acetate 0.12% (Pred Mild®), FOV1101-00, Prednisolone Acetate 1% (Pred Forte®), Placebo
Drug
Lead sponsor
Fovea Pharmaceuticals SA
Industry
Eligibility
18 Years and older
Enrollment
155 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
Andover, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 8, 2012 · Synced Sep 11, 2026, 2:12 AM EDT
Completed Phase 3 Interventional Results available

Double-Masked Trial of NOVA22007 (1mg/mL Ciclosporin/Cyclosporine) Versus Vehicle in Pediatric Patients With Active Severe Vernal Keratoconjunctivitis

NCT01751126
View directory record Official record
Conditions
Vernal Keratoconjunctivitis
Interventions
NOVA22007 ''Ciclosporin'', Placebo
Drug
Lead sponsor
Santen SAS
Industry
Eligibility
4 Years to 18 Years
Enrollment
169 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
4
States / cities
Glendale, California • Irvine, California • Rancho Cordova, California + 1 more
Source: ClinicalTrials.gov public record
Updated Mar 27, 2022 · Synced Sep 11, 2026, 2:12 AM EDT
Completed Phase 3 Interventional Results available

Evaluation of Brimonidine Tartrate/Ketotifen Fumarate Combination in Adults With Seasonal Allergic Conjunctivitis

NCT05591755
View directory record Official record
Conditions
Seasonal Allergic Conjunctivitis
Interventions
Brimonidine Tartrate 0.025%/ Ketotifen Fumarate 0.035% Ophthalmic Solution, Ketotifen fumarate ophthalmic solution 0.035%, Brimonidine tartrate ophthalmic solution 0.025%, Experimental: Vehicle ophthalmic solution
Drug
Lead sponsor
Bausch & Lomb Incorporated
Industry
Eligibility
18 Years and older
Enrollment
229 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
6
States / cities
Louisville, Kentucky • Andover, Massachusetts • Goodlettsville, Tennessee + 3 more
Source: ClinicalTrials.gov public record
Updated Jun 30, 2025 · Synced Sep 11, 2026, 2:12 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Evaluation of Efficacy of Ophthalmic Solution in Induced Allergic Conjunctivitis

NCT00244543
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
110 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2005
U.S. locations
1
States / cities
North Andover, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 26, 2011 · Synced Sep 11, 2026, 2:12 AM EDT
Not listed Phase 4 Interventional Accepts healthy volunteers

Comparison of Tolerability Between Two Allergy Drops

NCT01390961
View directory record Official record
Conditions
Allergic Conjunctivitis
Interventions
alacaftadine and naphazoline HCl & pheniramine maleate
Drug
Lead sponsor
Hom, Milton M., OD, FAAO
Individual
Eligibility
18 Months and older
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Azusa, California
Source: ClinicalTrials.gov public record
Updated Jul 10, 2011 · Synced Sep 11, 2026, 2:12 AM EDT
Terminated Phase 3 Interventional Results available

A Study to Examine the Efficacy and Safety of Anti-Fel d 1 Antibodies Injections in Cat-allergic Adolescent and Adult Patients With Allergic Rhinitis Who Live With a Cat

NCT04981717
View directory record Official record
Conditions
Allergic Rhinitis Due to Cat Allergy
Interventions
REGN1908-1909, Matching Placebo
Drug
Lead sponsor
Regeneron Pharmaceuticals
Industry
Eligibility
12 Years and older
Enrollment
446 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
42
States / cities
Mission Viejo, California • Riverside, California • Rolling Hills Estates, California + 39 more
Source: ClinicalTrials.gov public record
Updated Jun 10, 2024 · Synced Sep 11, 2026, 2:12 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Safety Study of a Contact Lens With Ketotifen in Healthy, Normal Volunteers

NCT00889252
View directory record Official record
Conditions
Allergic Conjunctivitis
Interventions
contact lens with ketotifen, contact lens
Device
Lead sponsor
Vistakon Pharmaceuticals
Industry
Eligibility
8 Years and older
Enrollment
250 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2009
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Mar 5, 2015 · Synced Sep 11, 2026, 2:12 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Safety Study of a Contact Lens With Ketotifen in Healthy, Normal Volunteers

NCT00569777
View directory record Official record
Conditions
Allergic Conjunctivitis
Interventions
K-Lens (generic name not established) and Ketotifen, Placebo Lens
Device
Lead sponsor
Vistakon Pharmaceuticals
Industry
Eligibility
8 Years and older
Enrollment
310 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
3
States / cities
Gardena, California • North Andover, Massachusetts • Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Mar 5, 2015 · Synced Sep 11, 2026, 2:12 AM EDT