A Study to Evaluate the Safety and Efficacy of the QLT Proprietary Olopatadine-PPDS in Subjects With Seasonal Allergic Conjunctivitis to Ragweed in an Environmental Exposure Chamber Model.

NCT ID: NCT01287338

Last Updated: 2013-09-17

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

TERMINATED

Clinical Phase

PHASE2

Total Enrollment

143 participants

Study Classification

INTERVENTIONAL

Study Start Date

2010-10-31

Study Completion Date

2011-01-31

Brief Summary

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The purpose of this study is to test if olopatadine punctal plugs can reduce the symptoms (itching) of allergic conjunctivitis to ragweed in an Environmental Exposure Chamber model.

Detailed Description

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Conditions

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Seasonal Allergic Conjunctivitis to Ragweed

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

TRIPLE

Participants Investigators Outcome Assessors

Study Groups

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Lower Puncta Delivery

Group Type EXPERIMENTAL

Olopatadine

Intervention Type DRUG

low dose

Double Puncta Delivery

Group Type EXPERIMENTAL

Olopatadine

Intervention Type DRUG

high dose

Interventions

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Olopatadine

low dose

Intervention Type DRUG

Olopatadine

high dose

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

* History of allergic conjunctivitis to ragweed for at least one year
* Positive skin prick test to ragweed pollen within 12 months prior to visit 1
* BCVA of at leat 20/400

Exclusion Criteria

* Structural lid abnormalities (ectropion, entropion)
* Active lid disease ( ie moderate or severe blepharitis, meibomianitis) that requires medical treatment
* Presence of follicular conjunctivitis, anterior uveitis or preauricular lymphadenopathy
* History of ophthalmic abnormality, including a history of dry eye
* Perennial allergic rhinoconjunctivitis having significant allergy to animal dander that cannot be avoided during the study period
* History of chronic bacterial or viral ocular infection, such as herpes keratitis, and/or presence of active bacterial or viral ocular infection
* presence of mucous discharge, excess lacrimation or burning as a symptoms of ocular disease
* Currently on any chronic ocular topical medications
* Use of topical or systemic ocular medications during the study period
* History of complications, adverse events, trauma or disease in the nasolacrimal area
* History of symptomatic epiphoria
Minimum Eligible Age

18 Years

Maximum Eligible Age

65 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Mati Therapeutics Inc.

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Dipak Panigrahi, MD

Role: STUDY_DIRECTOR

QLT Inc.

Deepen Patel, MD

Role: PRINCIPAL_INVESTIGATOR

Cetero Research, San Antonio

Locations

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Cetero Research

Toronto, Ontario, Canada

Site Status

Countries

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Canada

Other Identifiers

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141741

Identifier Type: OTHER

Identifier Source: secondary_id

PP0 AC 01

Identifier Type: -

Identifier Source: org_study_id