Actively Recruiting

Phase 4
Age: 50Years +
All Genders
NCT04853251

A Study Assessing Corneal Endothelial Cells in Participants With Neovascular Age-related Macular Degeneration (nAMD) Treated With the Port Delivery System With Ranibizumab (PDS)

Led by Genentech, Inc. · Updated on 2026-05-12

188

Participants Needed

50

Research Sites

306 weeks

Total Duration

On this page

AI-Summary

What this Trial Is About

This study will assess corneal endothelial cells in participants with nAMD treated with PDS refilled every 24 weeks (Q24W).

CONDITIONS

Official Title

A Study Assessing Corneal Endothelial Cells in Participants With Neovascular Age-related Macular Degeneration (nAMD) Treated With the Port Delivery System With Ranibizumab (PDS)

Who Can Participate

Age: 50Years +
All Genders

Eligibility Criteria

Eligible

You may qualify if you...

  • Diagnosis of neovascular age-related macular degeneration (nAMD) before screening
  • Less than 10% difference in corneal endothelial cell density between the two eyes at screening
  • Availability of past visual acuity and optical coherence tomography (OCT) data
  • Availability of detailed anti-VEGF injection history for at least 2 years prior to screening
  • Response to at least two previous anti-VEGF intravitreal injections
  • Best-corrected visual acuity of 34 letters (approximate 20/200 Snellen equivalent) or better at screening
  • All subtypes of nAMD lesions are allowed
  • nAMD lesions must involve the macula at diagnosis
  • Clear ocular media and adequate pupil dilation for eye exams and imaging
Not Eligible

You will not qualify if you...

  • Prior external-beam radiation therapy or transpupillary thermotherapy to the study eye
  • Verteporfin injection (PDT) or corticosteroid intravitreal injection within 2 years prior to screening
  • Previous laser treatment for AMD, except PDT
  • History of corneal transplant or conjunctival surgery in the superotemporal quadrant
  • History of intraocular inflammation after anti-VEGF injection
  • Previous Port Delivery System implantation
  • Intraocular surgery within 6 months before study enrollment
  • Prior vitrectomy, submacular surgery, or other AMD surgery
  • History of glaucoma-filtering surgery or microinvasive glaucoma surgery
  • Recent intraocular laser therapy or YAG procedures within specified timeframes
  • Contact lens use within 2 months before screening
  • Any prior penetrating or blunt ocular trauma affecting corneal or retinal health
  • Corneal endothelial cell density below 1500 cells/mm2
  • Various ocular conditions including active or history of corneal edema, dystrophies, uveitis, infections, and eyelid disorders
  • Uncontrolled ocular hypertension or glaucoma
  • History of uncontrolled blood pressure or recent cardiovascular events
  • Active or history of autoimmune diseases
  • Current active systemic infection or cancer within 12 months
  • Chronic oral corticosteroid use
  • Pregnancy, breastfeeding, or intention to become pregnant during the study
  • Positive pregnancy test for women of childbearing potential within 28 days prior to treatment initiation

AI-Screening

AI-Powered Screening

Complete this quick 3-step screening to check your eligibility

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Trial Site Locations

Total: 50 locations

1

Barnet Dulaney Perkins Eye Center

Mesa, Arizona, United States, 85206-2747

Actively Recruiting

2

California Retina Consultants

Bakersfield, California, United States, 93309

Completed

3

Retina Associates of Southern California

Huntington Beach, California, United States, 92647

Actively Recruiting

4

California Eye Specialists Medical group Inc.

Pasadena, California, United States, 91107-3747

Completed

5

Retinal Consultants Med Group

Sacramento, California, United States, 95841-2013

Actively Recruiting

6

University of California San Francisco

San Francisco, California, United States, 94158-2510

Actively Recruiting

7

Orange County Retina Med Group

Santa Ana, California, United States, 92705-6504

Actively Recruiting

8

Macula Retina Vitreous Research Institute

Torrance, California, United States, 90503-3270

Actively Recruiting

9

Southwest Retina Consultants

Durango, Colorado, United States, 81303

Completed

10

Advanced Vision Research Institute

Longmont, Colorado, United States, 80503-6499

Actively Recruiting

11

Retina Group of New England

Waterford, Connecticut, United States, 06385-1215

Withdrawn

12

Retina Specialty Institute

Pensacola, Florida, United States, 32503-2030

Actively Recruiting

13

Ft Lauderdale Eye Institute

Plantation, Florida, United States, 33324-3118

Withdrawn

14

Retina Vitreous Associates of Florida

St. Petersburg, Florida, United States, 33711-1141

Actively Recruiting

15

Southeast Retina Center

Augusta, Georgia, United States, 30909-6440

Actively Recruiting

16

University Retina and Macula Associates, PC

Lemont, Illinois, United States, 60439-7421

Actively Recruiting

17

Wolfe Eye Clinic

West Des Moines, Iowa, United States, 50266

Withdrawn

18

Retina Associates of Kentucky

Lexington, Kentucky, United States, 40509-1827

Withdrawn

19

Maine Eye Center

Portland, Maine, United States, 04101

Actively Recruiting

20

The Retina Care Center

Baltimore, Maryland, United States, 21209-2219

Actively Recruiting

21

Wilmer Eye Institute Johns Hopkins University

Baltimore, Maryland, United States, 21287-0005

Actively Recruiting

22

Retina Group of Washington

Chevy Chase, Maryland, United States, 20815-6956

Withdrawn

23

Cumberland Valley Retina Consultants PC

Hagerstown, Maryland, United States, 21740

Completed

24

Associated Retinal Consultants PC

Royal Oak, Michigan, United States, 48073

Actively Recruiting

25

VitreoRetinal Surgery, PLLC.

Minneapolis, Minnesota, United States, 55435-3004

Actively Recruiting

26

Midwest Vision Research Foundation

Chesterfield, Missouri, United States, 63017-5065

Completed

27

Sierra Eye Associates

Reno, Nevada, United States, 89502-1605

Actively Recruiting

28

Envision Ocular, LLC

Bloomfield, New Jersey, United States, 07003

Actively Recruiting

29

Seeta Eye Centers

Poughkeepsie, New York, United States, 12603-2416

Actively Recruiting

30

Western Carolina Retinal Associate PA

Asheville, North Carolina, United States, 28803-2493

Withdrawn

31

Duke Eye Center

Durham, North Carolina, United States, 27705-4699

Actively Recruiting

32

Fargo Retina Consultants

Fargo, North Dakota, United States, 58047

Actively Recruiting

33

Cincinnati Eye Institute

Blue Ash, Ohio, United States, 45242-5537

Actively Recruiting

34

Cleveland Clinic

Cleveland, Ohio, United States, 44195

Actively Recruiting

35

Tulsa Retina Consultants

Tulsa, Oklahoma, United States, 74114

Withdrawn

36

Erie Retina Research

Erie, Pennsylvania, United States, 16505

Actively Recruiting

37

Mid Atlantic Retina

Philadelphia, Pennsylvania, United States, 19107-5109

Withdrawn

38

Palmetto Retina Center

Florence, South Carolina, United States, 29501

Withdrawn

39

Palmetto Retina Center, LLC

West Columbia, South Carolina, United States, 29169-2429

Withdrawn

40

Charles Retina Institute

Germantown, Tennessee, United States, 38138-2405

Actively Recruiting

41

Tennessee Retina PC

Nashville, Tennessee, United States, 37203-1596

Actively Recruiting

42

Panhandle Eye Group LLP Southwest Retina Specialists

Amarillo, Texas, United States, 79106-1835

Completed

43

Austin Retina Associates

Austin, Texas, United States, 78705-1169

Withdrawn

44

Retina Consultants of Texas

Bellaire, Texas, United States, 77401

Actively Recruiting

45

Retina Consultants of Texas

Schertz, Texas, United States, 78154

Actively Recruiting

46

Retina Associates of Utah, PLLC

Salt Lake City, Utah, United States, 84107-6767

Actively Recruiting

47

Piedmont Eye Center

Lynchburg, Virginia, United States, 24502-4271

Actively Recruiting

48

Wagner Kapoor Institute

Norfolk, Virginia, United States, 23502-3933

Actively Recruiting

49

Retina Institute of Virginia

Richmond, Virginia, United States, 23235-1962

Withdrawn

50

Spokane Eye Clinical Research

Spokane, Washington, United States, 99204

Actively Recruiting

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Research Team

R

Reference Study ID Number: ML43000 https://forpatients.roche.com/

CONTACT

How is the study designed?

Study Type

INTERVENTIONAL

Masking

NONE

Allocation

NA

Model

SINGLE_GROUP

Primary Purpose

TREATMENT

Number of Arms

1

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