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A Study Evaluating TEPEZZA® Treatment in Patients With Chronic (Inactive) Thyroid Eye Disease

Phase 4
Waitlist Available
Research Sponsored by Amgen
Eligibility Criteria Checklist
Specific guidelines that determine who can or cannot participate in a clinical trial
Must have
Be older than 18 years old
Timeline
Screening 3 weeks
Treatment Varies
Follow Up baseline, week 24
Awards & highlights
Drug Has Already Been Approved
Pivotal Trial

Summary

This trial tests TEPEZZA®, an IV medication, in people with chronic, inactive Thyroid Eye Disease. The drug works by blocking a protein that causes eye problems. Participants will receive the treatment periodically over several months. TEPEZZA® was approved in the USA for the treatment of thyroid eye disease.

Eligible Conditions
  • Graves Disease
  • Graves' Ophthalmopathy

Timeline

Screening ~ 3 weeks
Treatment ~ Varies
Follow Up ~baseline, week 24
This trial's timeline: 3 weeks for screening, Varies for treatment, and baseline, week 24 for reporting.

Treatment Details

Study Objectives

Study objectives can provide a clearer picture of what you can expect from a treatment.
Primary study objectives
Change From Baseline in Proptosis of Study Eye at Week 24

Side effects data

From 2023 Phase 4 trial • 62 Patients • NCT04583735
41%
Muscle spasms
22%
Fatigue
20%
Diarrhoea
17%
Headache
15%
COVID-19
12%
Eye pain
12%
Dry skin
10%
Hypoacusis
10%
Dysgeusia
7%
Eye pruritus
7%
Glycosylated haemoglobin increased
7%
Hypertension
5%
Eye irritation
5%
Vision blurred
5%
Ear discomfort
5%
Tinnitus
5%
Nausea
5%
Infusion related reaction
5%
Diabetes mellitus
5%
Dizziness
5%
Cough
5%
Heavy menstrual bleeding
2%
Conductive deafness
2%
Abdominal pain
2%
Blepharospasm
2%
Upper respiratory tract infection
2%
Contusion
2%
Glucose tolerance impaired
100%
80%
60%
40%
20%
0%
Study treatment Arm
Teprotumumab
Placebo

Awards & Highlights

Drug Has Already Been Approved
The FDA has already approved this drug, and is just seeking more data.
Pivotal Trial
The final step before approval, pivotal trials feature drugs that have already shown basic safety & efficacy.

Trial Design

2Treatment groups
Experimental Treatment
Placebo Group
Group I: TEPEZZAExperimental Treatment1 Intervention
Participants received intravenous infusion of 10 milligrams per kilogram (mg/kg) teprotumumab at first infusion and then 20 mg/kg once every 3 weeks (Q3W) for next 7 infusions during the double masked treatment period. Proptosis non-responders who completed the double-masked treatment period had opted to receive 10 mg/kg teprotumumab at first infusion and then 20 mg/kg Q3W for next 7 infusions during open label treatment period.
Group II: PlaceboPlacebo Group1 Intervention
Participants received teprotumumab matching placebo by intravenous infusion, Q3W for 8 infusions during the double masked treatment period. Proptosis non-responders who completed the double-masked treatment period had opted to receive 10 mg/kg teprotumumab at first infusion and then 20 mg/kg Q3W for next 7 infusions during open label treatment period.
Treatment
First Studied
Drug Approval Stage
How many patients have taken this drug
TEPEZZA
2021
Completed Phase 4
~100

Find a Location

Who is running the clinical trial?

AmgenLead Sponsor
1,442 Previous Clinical Trials
1,397,682 Total Patients Enrolled
Horizon Therapeutics USA, Inc.Lead Sponsor
3 Previous Clinical Trials
354 Total Patients Enrolled
MDStudy DirectorAmgen
980 Previous Clinical Trials
941,438 Total Patients Enrolled
Thomas Vescio, MDStudy DirectorHorizon Therapeutics USA, Inc.
1 Previous Clinical Trials
25 Total Patients Enrolled
Michael Karon, MDStudy DirectorHorizon Therapeutics USA, Inc.
Medical DirectorStudy DirectorHorizon Therapeutics USA, Inc.
2,900 Previous Clinical Trials
8,090,372 Total Patients Enrolled

Media Library

Placebo Clinical Trial Eligibility Overview. Trial Name: NCT04583735 — Phase 4
Graves Disease Research Study Groups: TEPEZZA, Placebo
Graves Disease Clinical Trial 2023: Placebo Highlights & Side Effects. Trial Name: NCT04583735 — Phase 4
Placebo 2023 Treatment Timeline for Medical Study. Trial Name: NCT04583735 — Phase 4
~15 spots leftby Dec 2025