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Safety and Efficacy Study of Small Interfering Ribonucleic Acid (RNA) Molecule (Cand5) to Treat Wet Age-Related Macular Degeneration

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. Identifier: NCT00259753
Recruitment Status : Completed
First Posted : December 1, 2005
Last Update Posted : August 5, 2008
Information provided by:
OPKO Health, Inc.

Brief Summary:
The objective of this study is to evaluate the safety and preliminary efficacy of three doses of Cand5. Cand5, a small interfering RNA molecule that selectively silences the mRNA encoding for VEGF.

Condition or disease Intervention/treatment Phase
Macular Degeneration Drug: Bevasiranib Phase 2

Study Type : Interventional  (Clinical Trial)
Actual Enrollment : 120 participants
Allocation: Randomized
Intervention Model: Parallel Assignment
Masking: Quadruple (Participant, Care Provider, Investigator, Outcomes Assessor)
Primary Purpose: Treatment
Official Title: A Phase II, Randomized, Double-Masked, Controlled, Dose Comparison Study of Cand5 for Intravitreal Injection for the Treatment of Subfoveal Choroidal Neovascularization Associated With Wet Age-Related Macular Degeneration
Study Start Date : July 2005
Primary Completion Date : December 2007
Study Completion Date : December 2007

Resource links provided by the National Library of Medicine

U.S. FDA Resources

Arm Intervention/treatment
Experimental: 1
0.2 mg/eye
Drug: Bevasiranib
Other Name: Cand5
Experimental: 2
1.5 mg/eye
Drug: Bevasiranib
Other Name: Cand5
Experimental: 3
3.0 mg/eye
Drug: Bevasiranib
Other Name: Cand5

Primary Outcome Measures :
  1. change from baseline at the 12-week evaluation in macular edema as measured by optical coherence tomography. [ Time Frame: 12 week ]

Secondary Outcome Measures :
  1. The secondary endpoint is the mean BCVA line/letters change from baseline at the 12-week evaluation. [ Time Frame: 12 week ]

Information from the National Library of Medicine

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Ages Eligible for Study:   50 Years and older   (Adult, Senior)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   No

Inclusion Criteria:

  1. Patients must have subfoveal classic, predominantly classic, or minimally classic lesions, secondary to AMD.
  2. Patients must have ETDRS best corrected visual acuity of 64 to 24 letters (20/50 to 20/320 Snellen Equivalent) in the study eye.
  3. Patients must be age 50 or older

Exclusion Criteria:

  1. Patients who have received prior treatment with any investigational new drug or device for wet AMD in the study eye within 24 weeks of the screening visit.
  2. Patients with advanced glaucoma (greater than 0.8 cup:disk) or intraocular pressure above 22 mmHg in the study eye.
  3. Patients with any retinal vasculopathies, including diabetic retinopathy, retinal vein occlusions, etc. in the study eye.
  4. Patients with any subfoveal scarring, atrophy, or hemorrhage in the study eye.
  5. Patients whose CNV lesion in the study eye contains more than 25% scarring and/or atrophy.
  6. Patients who have undergone any extrafoveal/juxtafoveal laser treatment of the study eye within two weeks prior to the screening visit.
  7. Patients who received treatment with an investigational drug within 4 weeks prior to the screening visit.

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 identifier (NCT number): NCT00259753

  Show 23 Study Locations
Sponsors and Collaborators
OPKO Health, Inc.
Study Director: Denis O'Shaughnessy, PHD Opko Health

Additional Information:
Responsible Party: Denis O'Shaughnessy, Opko Health Identifier: NCT00259753     History of Changes
Other Study ID Numbers: ACU201
First Posted: December 1, 2005    Key Record Dates
Last Update Posted: August 5, 2008
Last Verified: July 2008

Keywords provided by OPKO Health, Inc.:
Wet Age-Related Macular Degeneration

Additional relevant MeSH terms:
Macular Degeneration
Choroidal Neovascularization
Retinal Degeneration
Retinal Diseases
Eye Diseases
Choroid Diseases
Uveal Diseases
Neovascularization, Pathologic
Pathologic Processes