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Study of Two Marketed Ocular Anti-Allergy Medications in Subjects With Allergic Conjunctivitis

Information source: Merck Sharp & Dohme Corp.
ClinicalTrials.gov processed this data on August 23, 2015
Link to the current ClinicalTrials.gov record.

Condition(s) targeted: Allergic Conjunctivitis

Intervention: Elestat (Drug); Pataday (Drug)

Phase: Phase 4

Status: Completed

Sponsored by: Merck Sharp & Dohme Corp.

Official(s) and/or principal investigator(s):
Michael Raizman, MD, Principal Investigator, Affiliation: Ophthalmic Consultants of Boston


The purpose of this study is to compare the effects of two marked ocular anti-allergy medications in cat sensitive subjects with allergic conjunctivitis.

Clinical Details

Official title: A Single-Center, Masked, Randomized Study Comparing Two Marketed Ocular Anti-Allergy Medications in the Cat Room Model

Study design: Allocation: Randomized, Endpoint Classification: Safety/Efficacy Study, Intervention Model: Parallel Assignment, Masking: Double Blind (Subject, Investigator), Primary Purpose: Treatment

Primary outcome: Change in Ocular Itch Score From Baseline

Secondary outcome: Ocular Comfort Score at 12 Hours


Minimum age: 18 Years. Maximum age: N/A. Gender(s): Both.


Inclusion Criteria:

- Documented history of ocular allergy to cats.

- Positive skin prick allergen reaction to cat dander.

Exclusion Criteria:

- Use of any topical or systemic corticosteroids, immunosuppressive agents,

antihistamines, decongestants, NSAIDs, or asprin during the two weeks prior to enrollment into the study.

- History of severe asthma, reactive airway disease or bronchial obstruction.

- Ocular surgery or trauma in the last year.

Locations and Contacts

Ophthalmic Consultants of Boston, Boston, Massachusetts 02114, United States
Additional Information

Starting date: October 2007
Last updated: April 27, 2015

Page last updated: August 23, 2015

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