Status:

RECRUITING

A Study to Assess the Efficacy and Safety of ZL-1109 in Chinese Participants With Active Thyroid Eye Disease

Lead Sponsor:

Zai Lab (Shanghai) Co., Ltd.

Conditions:

Thyroid Eye Disease (TED)

Eligibility:

All Genders

18-75 years

Phase:

PHASE3

Brief Summary

A Multicenter, Double-blinded, Randomized, Placebo-controlled Phase 3 Study of ZL-1109 in Chinese Participants with Thyroid Eye Disease (TED)

Detailed Description

This is a multicenter, Phase 3, randomized, double-blinded, placebo-controlled study to evaluate the efficacy, safety and tolerability of ZL-1109 in participants with active TED. The study will compri...

Eligibility Criteria

Inclusion

  • Key
  • Have moderate to severe TED
  • Must meet the clinical diagnosis criteria of active TED
  • Must agree to use highly effective contraception as specified in the protocol
  • Female TED participants must have a negative serum pregnancy test at screening
  • Key

Exclusion

  • Have received prior treatment with another anti-IGF-1R mAb or anti-thyroid stimulating hormone receptor (TSHR) mAb.
  • Have received systemic corticosteroids or steroid eye drops for any condition, or other immunosuppressive drugs for any condition, including TED, or radioactive iodine (RAI) treatment within a certain period prior to first dose.
  • Have corneal decompensation in the study eye unresponsive to medical management.
  • Have a pre-existing ophthalmic in the study eye which in the opinion of the Investigator, would confound interpretation of the study results.

Key Trial Info

Start Date :

December 5 2025

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

January 29 2028

Estimated Enrollment :

99 Patients enrolled

Trial Details

Trial ID

NCT07211776

Start Date

December 5 2025

End Date

January 29 2028

Last Update

December 29 2025

Active Locations (27)

Enter a location and click search to find clinical trials sorted by distance.

Page 1 of 7 (27 locations)

1

Site01006

Beijing, China

2

Site01009

Beijing, China

3

Site01010

Beijing, China

4

Site01029

Bengbu, China