Status:

COMPLETED

Phase 3, Randomized, Placebo-Controlled Study of Tinlarebant to Explore Safety and Efficacy in Adolescent Stargardt Disease

Lead Sponsor:

Belite Bio, Inc

Conditions:

Stargardt Disease 1

Eligibility:

All Genders

12-20 years

Phase:

PHASE3

Brief Summary

The primary objective of this trial is to assesses the efficacy of tinlarebant in slowing the rate of growth of atrophic lesion(s) in adolescent subjects with STGD1

Detailed Description

Approximately 90 subjects will be enrolled in this study. Subjects will be assigned to study drug (tinlarebant 5 mg/placebo) with treatment period of upto 24 months with 28 days of follow-up.

Eligibility Criteria

Inclusion

  • Male or female subjects 12 to 20 years old, inclusive.
  • Subject must have clinically diagnosed STGD1 (Stargardt disease 1) with at least 1 mutation identified in the ABCA4 gene.
  • Subject must have a defined aggregate atrophic lesion size within 3 disc areas (7.62 mm2), as imaged by FAF in the study eye Subjects must have a BCVA of 20/200 or better for the study eye based on ETDRS letter score
  • Subject and their parent(s) or legal guardian are willing to provide their consent on an Institutional Review Board (IRB)/Independent Ethics Committee (IEC)/Human Research Ethics Committee (HREC)-approved informed consent form (ICF) prior to participating in any study-related procedures.
  • Subject agrees to comply with all protocol requirements.

Exclusion

  • Any ocular disease other than Stargardt (STGD1) at baseline that, in the opinion of the investigator, would complicate assessment of a treatment effect.
  • History of ocular surgery in the study eye in the last 3 months.
  • Investigational drug use of any kind in the last 3 months or within 5 half-lives of the investigational drug, whichever is shorter.
  • Any prior gene therapy.
  • Vitamin A (retinol) deficiency as defined as a retinol serum level less than 20 mcg/dL (=0.7 μmol/L).

Key Trial Info

Start Date :

March 28 2022

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

September 12 2025

Estimated Enrollment :

104 Patients enrolled

Trial Details

Trial ID

NCT05244304

Start Date

March 28 2022

End Date

September 12 2025

Last Update

October 31 2025

Active Locations (19)

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Page 1 of 5 (19 locations)

1

Belite Study Site

Palo Alto, California, United States, 94303

2

Belite Study Site

Minneapolis, Minnesota, United States, 55435

3

Belite Study Site

Salt Lake City, Utah, United States, 84132

4

Belite Study Site

Westmead, New South Wales, Australia