Use of Ranibizumab With Mitomycin C During Trabeculectomy

NCT ID: NCT00661583

Last Updated: 2016-10-13

Study Results

Results available

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Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

PHASE1/PHASE2

Total Enrollment

30 participants

Study Classification

INTERVENTIONAL

Study Start Date

2008-04-30

Study Completion Date

2014-09-30

Brief Summary

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The purpose of the study is to study the safety of the combination of ranibizumab and MMC vs monotherapy MMC vs intravitreal ranibizumab injection in patients with glaucoma.

Detailed Description

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A common problem after undergoing trabeculectomy surgery to create a bleb (blister or bubble) to reduce intraocular pressure, is scarring of the opening. This scarring prevents fluid drainage and interferes with the proper functioning of the bleb. MMC (Mitomycin C) is usually administered intraoperatively, to reduce scarring and increase filtration. However, the failure rate of trabeculectomy remains high. Anti-VEGF (Vascular endothelial growth factor) agents have been used successfully in cases requiring bleb needling. The purpose of the study is to determine the safety of the combination of ranibizumab and MMC vs monotherapy MMC in patients with glaucoma.

This is an open-label, Phase I/II safety study of 30 patients randomized to either treatment with ranibizumab 0.5 mg intravitreally injected (n=10), combination ranibizumab 0.5mg intravitreally injected and MMC (0.4 mg/ml for 2 min) in eyes after trabeculectomy (n=10) or MMC therapy alone (n=10).

For the ranibizumab groups, a repeat injection of ranibizumab 0.5mg may be given PRN (as needed) at 1 month if hypervascularity or neovascularization of the conjunctiva exists.

Conditions

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Glaucoma

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

NONE

Study Groups

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Ranibizumab alone

Treatment with ranibizumab 0.5 mg intravitreally injected (n=10)

Group Type EXPERIMENTAL

Ranibizumab

Intervention Type DRUG

0.5mg of ranibizumab intravitreally injected after surgery and at 1 month if needed

Ranibizumab and MMC

Combination ranibizumab 0.5mg intravitreally injected and MMC (0.4 mg/ml for 2 min) in eyes after trabeculectomy (n=10)

Group Type EXPERIMENTAL

Ranibizumab and MMC

Intervention Type DRUG

Combination ranibizumab 0.5mg intravitreally injected and MMC (0.4 mg/ml for 2 min) in eyes after trabeculectomy

MMC alone

MMC therapy alone (n=10)

Group Type ACTIVE_COMPARATOR

MMC

Intervention Type DRUG

MMC (0.4 mg/ml for 2 min) in eyes after trabeculectomy.

Interventions

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Ranibizumab

0.5mg of ranibizumab intravitreally injected after surgery and at 1 month if needed

Intervention Type DRUG

Ranibizumab and MMC

Combination ranibizumab 0.5mg intravitreally injected and MMC (0.4 mg/ml for 2 min) in eyes after trabeculectomy

Intervention Type DRUG

MMC

MMC (0.4 mg/ml for 2 min) in eyes after trabeculectomy.

Intervention Type DRUG

Other Intervention Names

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Ranibizumab and Mitomycin C Mitomycin C

Eligibility Criteria

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Inclusion Criteria

* glaucoma
* undergoing trabeculectomy
* 21 years of age or older

Exclusion Criteria

* pregnancy or lactation
* any condition the investigator believes would impose a significant hazard to the patient if investigational therapy were initiated
* history of ocular surface disease
* cataract surgery in the past 6 months
* history of active inflammatory, infectious or idiopathic keratitis
Minimum Eligible Age

21 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Genentech, Inc.

INDUSTRY

Sponsor Role collaborator

University of Colorado, Denver

OTHER

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Malik Y. Kahook, MD

Role: STUDY_DIRECTOR

Rocky Mountain Lions Eye institute

Locations

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Rocky Mountain Lions Eye Institute

Aurora, Colorado, United States

Site Status

Countries

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United States

References

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Kahook MY. Bleb morphology and vascularity after trabeculectomy with intravitreal ranibizumab: a pilot study. Am J Ophthalmol. 2010 Sep;150(3):399-403.e1. doi: 10.1016/j.ajo.2010.03.025. Epub 2010 Jun 8.

Reference Type DERIVED
PMID: 20570237 (View on PubMed)

Other Identifiers

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07-0921

Identifier Type: -

Identifier Source: org_study_id

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