ClinicalTrials.gov record
Prompt Panretinal Photocoagulation Versus Ranibizumab+Deferred Panretinal Photocoagulation for Proliferative Diabetic Retinopathy
ClinicalTrials.gov ID: NCT01489189
Public ClinicalTrials.gov record NCT01489189. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
Prompt Panretinal Photocoagulation Versus Intravitreal Ranibizumab With Deferred Panretinal Photocoagulation for Proliferative Diabetic Retinopathy
Study identification
- NCT ID
- NCT01489189
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 3
- Lead sponsor
- Jaeb Center for Health Research
- Other
- Enrollment
- 305 participants
Conditions and interventions
Conditions
Interventions
- 0.5-mg Ranibizumab Drug
- Deferred panretinal photocoagulation Other
- Prompt Panretinal Photocoagulation Other
Drug · Other
Eligibility (public fields only)
- Age range
- 18 Years and older
- Sex
- All
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Feb 29, 2012
- Primary completion
- Dec 31, 2014
- Completion
- Feb 4, 2018
- Last update posted
- Oct 28, 2021
2012 – 2018
United States locations
- U.S. sites
- 48
- U.S. states
- 24
- U.S. cities
- 45
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Retinal Consultants of AZ | Phoenix | Arizona | 85014 | — |
| Loma Linda University Health Care, Dept. of Ophthalmology | Loma Linda | California | 92354 | — |
| Southern California Desert Retina Consultants, MC | Palm Springs | California | 92262 | — |
| California Retina Consultants | Santa Barbara | California | 93103 | — |
| Bay Area Retina Associates | Walnut Creek | California | 94598 | — |
| New England Retina Associates | Trumbull | Connecticut | 06611 | — |
| Retina Consultants of Southwest Florida | Fort Myers | Florida | 33912 | — |
| Central Florida Retina Institute | Lakeland | Florida | 33805 | — |
| Ocala Eye Retina Consultants | Ocala | Florida | 34474 | — |
| Fort Lauderdale Eye Institute | Plantation | Florida | 33324 | — |
| Retina Associates of Sarasota | Venice | Florida | 34285 | — |
| Southeast Retina Center, P.C. | Augusta | Georgia | 30909 | — |
| North Shore University Health System | Glenview | Illinois | 60026 | — |
| Raj K. Maturi, M.D., P.C. | Indianapolis | Indiana | 46290 | — |
| John-Kenyon American Eye Institute | New Albany | Indiana | 47150 | — |
| Wolfe Eye Clinic | West Des Moines | Iowa | 50266 | — |
| Retina and Vitreous Associates of Kentucky | Lexington | Kentucky | 40509-1802 | — |
| Paducah Retinal Center | Paducah | Kentucky | 42001 | — |
| Elman Retina Group, P.A. | Baltimore | Maryland | 21237 | — |
| Vitreo-Retinal Associates, PC | Worcester | Massachusetts | 01605 | — |
| Retina Vitrous Center | Grand Blanc | Michigan | 48439 | — |
| Barnes Retina Institute | St Louis | Missouri | 63110 | — |
| Eye Surgical Associates | Lincoln | Nebraska | 38506 | — |
| The New York Eye and Ear Infirmary/Faculty Eye Practice | New York | New York | 10003 | — |
| University of Rochester | Rochester | New York | 14642 | — |
| Retina-Vitreous Surgeons of Central New York, PC | Syracuse | New York | 13224 | — |
| University of North Carolina | Chapel Hill | North Carolina | 27599-7040 | — |
| Charlotte Eye, Ear, Nose and Throat Assoc., PA | Charlotte | North Carolina | 28210 | — |
| Retina Associates of Cleveland, Inc. | Beachwood | Ohio | 44122 | — |
| Retina Northwest, PC | Portland | Oregon | 97210 | — |
| Casey Eye Institute | Portland | Oregon | 97239 | — |
| Penn State College of Medicine | Hershey | Pennsylvania | 17033 | — |
| Family Eye Group | Lancaster | Pennsylvania | 17601-2644 | — |
| Retina Vitrous Consultants | Pittsburgh | Pennsylvania | 15213 | — |
| Carolina Retina Center | Columbia | South Carolina | 29223 | — |
| Southeastern Retina Associates, PC | Kingsport | Tennessee | 37660 | — |
| Southeastern Retina Associates, P.C. | Knoxville | Tennessee | 37909 | — |
| Austin Retina Associates | Austin | Texas | 78705 | — |
| Retina Research Center | Austin | Texas | 78705 | — |
| Texas Retina Associates | Dallas | Texas | 75231 | — |
| Retina and Vitreous of Texas | Houston | Texas | 77025 | — |
| Baylor Eye Physicians and Surgeons | Houston | Texas | 77030 | — |
| Texas Retina Associates | Lubbock | Texas | 79424 | — |
| Valley Retina Institute | McAllen | Texas | 78503 | — |
| Retinal Consultants of San Antonio | San Antonio | Texas | 78240 | — |
| University of Washington Medical Center | Seattle | Washington | 98195 | — |
| Spokane Eye Clinic | Spokane | Washington | 99204 | — |
| Medical College of Wiconsin | Milwaukee | Wisconsin | 53226 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT01489189, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Oct 28, 2021 · Synced Apr 29, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT01489189 live on ClinicalTrials.gov.