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Study of Denufosol (INS37217) in Subjects With Rhegmatogenous Retinal Detachment

Information source: Inspire Pharmaceuticals
Information obtained from ClinicalTrials.gov on June 20, 2008
Link to the current ClinicalTrials.gov record.

Condition(s) targeted: Retinal Detachment

Intervention: denufosol tetrasodium (INS37217) Intravitreal Injection (Drug)

Phase: Phase 2

Status: Terminated

Sponsored by: Inspire Pharmaceuticals

Official(s) and/or principal investigator(s):
Amy Schaberg, BSN, Study Director, Affiliation: Unaffiliated

Summary

The purpose of this study is to test if denufosol will remove the fluid build-up in the eye so that the retina can be re-attached without invasive surgery.

Clinical Details

Official title: A Randomized, Double-Masked, Placebo Controlled, Parallel Group, Multi-Center, Dose-Ranging Study of Denufosol Tetrasodium (INS37217) Intravitreal Injection in Subjects With Rhegmatogenous Retinal Detachment

Study design: Treatment, Randomized, Double-Blind, Placebo Control, Parallel Assignment, Safety/Efficacy Study

Primary outcome:

Compare safety and tolerability of single and/or multiple intravitreal injections of three dose levels of denufosol vs. placebo

Compare efficacy of denufosol vs. placebo as a treatment for detachment of the retina in RRD subjects

Secondary outcome:

Identify one or more dose levels of denufosol as safe and potentially effective to warrant study in Phase 3

Evaluate utility of 3D B-scan ultrasound technology as endpoint for objectively describing volume of retinal detachment

Detailed description: The purpose of this trial is to determine if administration of denufosol is well-tolerated and more efficacious than placebo in stimulating subretinal fluid reabsorption and retinal reattachment without surgical intervention in subjects presenting with rhegmatogenous retinal detachment.

Eligibility

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

Criteria:

Inclusion Criteria:

- have rhegmatogenous retinal detachment in only one eye

- be able to receive intravitreal injection of study drug and be able to wait 24(+/- 6)

hours to have detachment surgically treated or retinal breaks repaired per judgement of investigator

- no more than 3 separate identifiable retinal breaks that are clustered together and

confined within an area no more than 2 clock hours in extent

- retinal detachment must be large enough such that it cannot be immediately repaired

with laser photocoagulation or cryotherapy

- have pinhole acuity (using ETDRS) of macula-on, 20/50 or better in both eyes OR

macula-off, 20/50 or better in non-study eye and have history, prior to detachment, of reading capability in study eye

Exclusion Criteria:

- have a non-rhegmatogenous retinal detachment

- have large retinal break(s) whose total break area is greater than 1 clock hour in

extent

- have evidence of atrophic retinal pigment epithelium, choroid, choroidal detachment or

intraocular inflammation

- be monocular

- have a prior retinal detachment repair or a congenital condition that places a greater

risk for rhegmatogenous retinal detachment

- have proliferative vitreoretinopathy greater than grade B

- have pre-existing subretinal or vitreous hemorrhage, corneal opacity, or other

conditions which limit the view of peripheral retina

- have any co-existing macular pathology or other retinal conditions that can limit

visual acuity

- currently have uncontrollable elevated intraocular pressure, advanced glaucoma, or any

history or current evidence of endophthalmitis in the affected eye

- have symptoms consistent with a rhegmatogenous retinal detachment such as visual

disturbance greater than 14 days prior to screening if macula-on OR history of loss of reading vision in affected eye for greater than 6 days prior to screening if macula-off

- have a retinal detachment with evidence of demarcation lines or evidence of subretinal

fibrosis visible upon fundus examination

- be currently taking medications that could obscure or confound study results including

acetazolamide (Diamox) and dorzolamide

- have had a periocular, retrobulbar or intravitreal injection in the affected eye,

including corticosteroids in the 3 months prior to screening or require one

Locations and Contacts

Retina Center, P.C., Tucson, Arizona 85704, United States

Retina Consultants San Diego, Poway, California 92064, United States

Retina-Vitreous Associates Medical Group, Beverly Hills, California 90211, United States

Retina Vitreous Associates Medical Group, Los Angeles, California 90017, United States

Danbury Eye Physicians & Surgeons, P.C., Danbury, Connecticut 06810, United States

Central Florida Retina, Orlando, Florida 32806, United States

Retina Group of Florida, Ft. Lauderdale, Florida 33334, United States

Illinois Retina Associates, S.C., Joliet, Illinois 60435, United States

The University of Chicago, Chicago, Illinois 60637, United States

Midwest Eye Institute, Indianapolis, Indiana 46280, United States

University of Kentucky, The Kentucky Clinic, Lexington, Kentucky 40536, United States

Maine Vitreoretinal Consultants, Bangor, Maine 04401, United States

National Retina Institute, Chevy Chase, Maryland 20815, United States

New England Eye Center, Boston, Massachusetts 02111, United States

Kresge Eye Institute/Hutzel Hospital, Detroit, Michigan 48201, United States

Retina Associates, Kansas City, Missouri 64111, United States

Retina Associates of NJ, Teaneck, New Jersey 07666, United States

Retina Associates of NJ, Millburn, New Jersey 07041, United States

Retina Associates of NJ, Wayne, New Jersey 07470, United States

NY Eye and Ear Infirmary, New York, New York 10003, United States

Carolina Eye Associates, Southern Pines, North Carolina 28387, United States

Retina Assocites of Cleveland, Inc., Cleveland, Ohio 44107, United States

Retina Associates of Cleveland, Lakewood, Ohio 44107, United States

Retina Associates of Cleveland, Middleburg Heights, Ohio 44130, United States

Retina Associates of Cleveland, Lorain, Ohio 44052, United States

Retina Associates of Cleveland, Beachwood, Ohio 44122, United States

Cleveland Clinical Foundation, Cleveland, Ohio 44195, United States

Scheie Eye Institute, Philadelphia, Pennsylvania 19104, United States

Austin Retina, Austin, Texas 78705, United States

Vitreoretinal Consultants, Houston, Texas 77030, United States

Wagner Mandell Retina Center, Virginia Beach, Virginia 23454, United States

Wagner Mandell Retina Center, Norfolk, Virginia 23505, United States

Medical College of Wisconsin/The Eye Institute, Milwaukee, Wisconsin 53226, United States

Additional Information

Starting date: May 2004
Ending date: April 2006
Last updated: September 13, 2005

Page last updated: June 20, 2008

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