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A Study To Evaluate The Efficacy, Safety, Pharmacokinetics, And Pharmacodynamics Of Satralizumab In Participants With Thyroid Eye Disease

A PHASE III, RANDOMIZED, DOUBLE-MASKED, PLACEBO-CONTROLLED, MULTICENTER STUDY TO EVALUATE THE EFFICACY, SAFETY, PHARMACOKINETICS, AND PHARMACODYNAMICS OF SATRALIZUMAB IN PARTICIPANTS WITH MODERATE-TO-SEVERE THYROID EYE DISEASE

Status
Active, not recruiting
Phases
Phase 3
Study type
Interventional
Source
JPRN
Registry ID
JPRN-jRCT2011230041
Enrollment
120
Registered
2023-09-29
Start date
2024-02-02
Completion date
Unknown
Last updated
2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

thyroid eye disease(TED)

Interventions

Satralizumab: SC injection at protocol-specified doses every 4 weeks (Q4W)

Sponsors

Giulio Barteselli
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Clinical diagnosis of thyroid eye disease (TED) based on CAS

Exclusion criteria

Exclusion criteria: -Decrease in CAS or proptosis of >= 2 points or >= 2 mm, respectively, in the study eye between Screening and Study Baseline (Day 1) -Requiring immediate surgical ophthalmological intervention or planning corrective surgery or irradiation during the course of the study, in the judgment of the investigator -Identified pre-existing ophthalmic disease that, in the judgment of the investigator, would preclude study participation or complicate interpretation of study results, including corneal decompensation unresponsive to medical management and including ophthalmic diseases that will likely require prohibited therapy during the study -Any serious medical condition or abnormality in clinical laboratory tests that, in the investigator's judgment, precludes an individual's safe participation in and completion of the study -Pregnant or breastfeeding, or intention of becoming pregnant during the study or within 3 months after the final dose of satralizumab

Design outcomes

Primary

MeasureTime frame
efficacy To evaluate the efficacy of satralizumab compared with placebo -Percentage of participants achieving >= 2mm reduction in proptosis from baseline (Day 1) at Week 24 in the study eye (Provided there is no deterioration of proptosis (>= 2mm increase) in the fellow eye)

Secondary

MeasureTime frame
safety, efficacy, phamacokinetics, phamacodynamics, other To evaluate the efficacy of satralizumab compared with placebo -Change in proptosis from baseline to Week 24 -Percentage of participants achieving >= 1 grade reduction/improvement in diplopia among participants with baseline diplopia To evaluate the safety of satralizumab compared with placebo -Percentage of participants with adverse events (AEs), with severity determined according to National cancer institute common terminology criteria for adverse events version 5 (NCI CTCAE V5)

Countries

Argentina, Australia, Austria, Czech Republic, Germany, Hong Kong, Hungary, Italy, Japan, Singapore, USA

Contacts

Public ContactClinical trials information

Chugai Pharmaceutical Co., Ltd.

clinical-trials@chugai-pharm.co.jp+81-120189706

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026