A Phase IIb Randomized, Multicenter Trial of Subretinal CPCB-RPE1 in Advanced Dry AMD (Geographic Atrophy)

NCT06557460 · Status: RECRUITING · Phase: PHASE2 · Type: INTERVENTIONAL · Enrollment: 24

Last updated 2026-03-25

No results posted yet for this study

Summary

This is a Phase IIb randomized, clinical trial designed to assess the safety and efficacy of unilateral implantation of the CPCB-RPE1 implant in subjects with geographic atrophy involving the fovea.

Up to 6 surgical implantation sites will deliver the CPCB-RPE1 in this Phase IIb clinical trial. Additional study sites may serve as referral or follow-up sites. Twenty-four (24) subjects will participate in the trial and will be randomized 3:1 to one of 2 groups:

* The treatment group receiving the CPCB-RPE1 implant (up to 18 subjects).
* The control group receiving a simulated "sham" implantation procedure (up to 6 subjects)

Conditions

Interventions

DEVICE

Surgical implantation of the CPCB-RPE1 implant

Surgical implantation of the CPCB-RPE1 implant

Sponsors & Collaborators

  • California Institute for Regenerative Medicine (CIRM)

    collaborator OTHER
  • Regenerative Patch Technologies, LLC

    lead INDUSTRY

Study Design

Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
DOUBLE
Model
PARALLEL

Eligibility

Min Age
55 Years
Max Age
90 Years
Sex
ALL
Healthy Volunteers
No

Timeline & Regulatory

Start
2025-08-01
Primary Completion
2027-12-31
Completion
2040-12-31
FDA Device
Yes

Countries

  • United States

Study Locations

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Entities

Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT06557460 on ClinicalTrials.gov