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A Study to Investigate the Safety of DSP-3077 After a Unilateral Eye Injection in Male and Female Participants 18 Years of Age or Older With Retinitis Pigmentosa

NCT06891885 · Status: RECRUITING · Phase: PHASE1/PHASE2 · Type: INTERVENTIONAL · Enrollment: 12

Last updated 2026-04-17

No results posted yet for this study

Summary

The Goal of this study is to evaluate the safety, tolerability, and clinical responses following single dose of DSP-3077. Study enrolls both male and female patients in 3 cohorts with each cohort defined by visual acuity (VA) criteria and dose level of DSP-3077. Each cohort will include 4 participants.

Conditions

Interventions

DRUG

DSP-3077 Retinal Sheet Cohort 1

For each participant only 1 eye will receive a low dose (\>= 0.8 to \< 2.4 mm2) of single subretinal injection of DSP-3077 using the DSP-3077-delivery device on Day 1

DRUG

DSP-3077 Retinal Sheet Cohort 2

For each participant only 1 eye will receive a high dose (\>= 2.4 to \< 6.4 mm2) of single subretinal injection of DSP-3077 using the DSP-3077-delivery device on Day 1

DRUG

DSP-3077 Retinal Sheet Cohort 3

For each participant only 1 eye will receive a high dose (\>= 2.4 to \< 6.4 mm2) of single subretinal injection of DSP-3077 using the DSP-3077-delivery device on Day 1

Sponsors & Collaborators

  • Sumitomo Pharma America, Inc.

    lead INDUSTRY

Study Design

Allocation
NON_RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Model
SEQUENTIAL

Eligibility

Min Age
18 Years
Sex
ALL
Healthy Volunteers
No

Timeline & Regulatory

Start
2026-04-16
Primary Completion
2028-10-31
Completion
2032-10-31
FDA Drug
Yes

Countries

  • United States

Study Locations

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Entities

Diseases

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 NCT06891885 on ClinicalTrials.gov