We are updating the design of this site. Learn more.
Show more
ClinicalTrials.gov
ClinicalTrials.gov Menu

Safety and Efficacy Study of Vitrase for Clearance of Severe Vitreous Hemorrhage

This study has been completed.
Sponsor:
ClinicalTrials.gov Identifier:
NCT00198510
First Posted: September 20, 2005
Last Update Posted: March 15, 2013
The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been evaluated by the U.S. Federal Government. Read our disclaimer for details.
Information provided by (Responsible Party):
Bausch & Lomb Incorporated
  Purpose
The purpose of this study is to determine if intravitreal injection of Vitrase (ovine hyaluronidase) clears vitreous hemorrhage

Condition Intervention Phase
Vitreous Hemorrhage Diabetic Retinopathy Drug: Vitrase Phase 3

Study Type: Interventional
Study Design: Allocation: Randomized
Intervention Model: Parallel Assignment
Masking: Double (Participant, Investigator)
Primary Purpose: Treatment
Official Title: Phase III Safety and Efficacy Study of Vitrase (Ovine Hyaluronidase) for Ophthalmic Intravitreal Injection for Clearance of Severe Vitreous Hemorrhage

Resource links provided by NLM:


Further study details as provided by Bausch & Lomb Incorporated:

Primary Outcome Measures:
  • Resolution of Vitreous Hemorrhage [ Time Frame: 3 months ]
    Laser treatment of underlying cause of vitreous hemorrhage, or other surgical treatment, or documented evidence of macula & at least 180 degrees of vitreous base, that vitreous hemorrhage cause is resolved


Secondary Outcome Measures:
  • Incidence of complications & adverse events [ Time Frame: 12 months ]
  • Visual Acuity [ Time Frame: 3 months, 6 months, 12 months ]
    Best correct visual acuity (BCVA)


Estimated Enrollment: 750
Study Start Date: November 1998
Study Completion Date: March 2003
Primary Completion Date: September 2001 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
Experimental: Vitrase
A single dose of 0.05 cc of Vitrase (hyaluronidase) for ophthalmic intravitreal injection is injected into the vitreous chamber.
Drug: Vitrase
7.5 IU of Vitrase
Other Name: ovine hyaluronidase
Drug: Vitrase
55 IU of Vitrase
Other Name: ovine hyaluronidase
Drug: Vitrase
75 IU of Vitrase
Other Name: ovine hyaluronidase
No Intervention: Observation
Observation only, no medication or intravitreal injection

  Eligibility

Information from the National Library of Medicine

Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the contacts provided below. For general information, Learn About Clinical Studies.


Ages Eligible for Study:   18 Years and older   (Adult, Senior)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   No
Criteria

Inclusion Criteria:

  • Severe vitreous hemorrhage that obscures visualization of the fundus on indirect ophthalmoscopy, that has been present >/= 1 month by history or exam
  • BCVA is worse than 20/200 at time of screening

Exclusion Criteria:

  • Corneal or lenticular abnormalities that preclude fundus observation
  • Ongoing ocular infection, inflammation or history of herpetic corneal lesion
  • Current or prior retinal detachment or retinal tears or breaks or intraocular tumor
  • More than 1 severe vitreous hemorrhage within 6 months
  • Previous vitrectomy for any reason
  • Hemorrhage is exclusively pre-retinal, or old & organized
  • Prior Vitrase for intravitreal injection in either eye
  • No light perception in either eye at any time
  • Known contraindications to study medication
  • Sickle cell disease
  Contacts and Locations
Information from the National Library of Medicine

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.

Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT00198510


  Show 73 Study Locations
Sponsors and Collaborators
Bausch & Lomb Incorporated
Investigators
Study Director: Lisa R Grillone, PhD ISTA Pharmaceuticals, Inc.
  More Information

Publications automatically indexed to this study by ClinicalTrials.gov Identifier (NCT Number):
Responsible Party: Bausch & Lomb Incorporated
ClinicalTrials.gov Identifier: NCT00198510     History of Changes
Other Study ID Numbers: VIT-02-08961X
First Submitted: September 13, 2005
First Posted: September 20, 2005
Last Update Posted: March 15, 2013
Last Verified: March 2013

Additional relevant MeSH terms:
Hemorrhage
Diabetic Retinopathy
Vitreous Hemorrhage
Pathologic Processes
Retinal Diseases
Eye Diseases
Diabetic Angiopathies
Vascular Diseases
Cardiovascular Diseases
Diabetes Complications
Diabetes Mellitus
Endocrine System Diseases
Eye Hemorrhage