A Study Comparing the Efficacy of Pataday® Once Daily Relief Extra Strength to Claritin® Tablets 24-Hour in Subjects With Allergic Conjunctivitis
Public ClinicalTrials.gov record NCT05265910. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
A Single-Center, Randomized, Double-Masked, Parallel Study Comparing the Efficacy of Pataday® Once Daily Relief Extra Strength to Claritin® Tablets 24-Hour in Reducing Ocular Itching in Subjects With Allergic Conjunctivitis
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
This is a single-center, randomized, double-masked, parallel study. In this clinical study, the efficacy comparison between Pataday® Once Daily Relief Extra Strength and Claritin® Tablets 24-Hour will be made using the Ora-CAC model, a validated clinical model accepted by regulatory agents for assessing the efficacy of products on the signs and symptoms of allergic conjunctivitis.
Study identification
- NCT ID
- NCT05265910
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 4
- Enrollment
- 58 participants
Conditions and interventions
Conditions
Interventions
- olopatadine hydrochloride ophthalmic solution 0.7% Drug
- loratadine 10 mg Drug
- Tears Naturale Drug
- Placebo Drug
Drug
Eligibility (public fields only)
- Age range
- 18 Years and older
- Sex
- All
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Dec 13, 2021
- Primary completion
- Apr 22, 2022
- Completion
- Apr 22, 2022
- Last update posted
- May 2, 2022
2021 – 2022
United States locations
- U.S. sites
- 1
- U.S. states
- 1
- U.S. cities
- 1
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Andover Eye Associates | Andover | Massachusetts | 01810 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT05265910, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted May 2, 2022 · Synced Sep 9, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT05265910 live on ClinicalTrials.gov.