Recruiting at 51 sites Phase 3 Graves Disease

Graves Disease study: Efgartigimod PH20 SC

Official title A Study to Assess Efficacy and Safety of Efgartigimod PH20 SC PFS in Adult Participants With Graves' Disease.

ClinicalTrials.gov ID: NCT07596849

What this study is testing

What is efgartigimod PH20 SC?

an investigational subcutaneous injectable medicine being studied as a potential treatment for Graves' disease is designed to block the neonatal Fc receptor (FcRn) and lower circulating IgG antibodies, which may reduce autoimmune activity

Plain-language explanation of the investigational treatment. It is being studied and is not an approved or proven therapy. The study team can confirm the details.

What it's testing
This study is testing whether efgartigimod helps thyroid function and is safe in adults with Graves' disease.
Who it's for
You may be able to join if you are an adult with Graves' disease.
What's involved
You would receive injections of efgartigimod or a pretend treatment, and have check‑ins over time.
Time commitment
The study lasts from about 63 to 135 weeks with several clinic visits.
  • Phase 3: a large, late-stage study
  • You might receive a placebo (an inactive treatment) instead of the study drug. You may not know which one you got.

A plain-language read of the study's public ClinicalTrials.gov listing. The study team confirms the details.

Who can take part

Ages 18 and older

You may be able to join if

  • Is at least 18 years of age and the local legal age of consent for clinical studies when signing the ICF.
  • Has a documented diagnosis of GD with TRAb (anti-thyrotropin receptor antibody) levels \>=ULN (upper limit of normal) at screening
  • Has active hyperthyroidism due to GD with TSH (thyroid-stimulating hormone) \<0.1 mIU/L at screening
  • Has been treated with MMI (methimazole) or CBZ (carbimazole) for at least 3 months before screening

You likely can't join if

  • History of hyperthyroidism not caused by GD (eg, toxic adenoma or toxic multinodular goiter)
  • History of RAI (radioactive iodine) therapy or received a total thyroidectomy
  • T3- or T4-containing medication or supplement (eg, levothyroxine, liothyronine, desiccated thyroid preparations, or thyroid-support supplements)...
  • Any complication of hyperthyroidism or underlying medical condition that would put the participant at undue risk.
  • Graves' orbitopathy/Thyroid Eye Disease (GO/TED) requiring systemic therapy (eg, corticosteroids), orbital injections, orbital surgery, or orbital...

The study team makes the final eligibility decision.

Where it is enrolling

  • Aalst, Oost-Vlass, Belgium
  • Ghent, Belgium
  • Pazardzhik, Bulgaria
  • Plovdiv, Bulgaria
  • Sliven, Bulgaria
  • Sofia, Bulgaria
  • Varna, Bulgaria
  • Veliko Tarnovo, Bulgaria
  • Montreal, Quebec, Canada
  • Surrey, Canada
  • Hillerød, Capital Region, Denmark
  • Batumi, Georgia
  • Tbilisi, Georgia
  • Magdeburg, Germany
  • Athens, Greece
  • Ancona, Italy
  • Okayama, Okayama-ken, Japan
  • Bunkyō-Ku, Tokyo, Japan
  • Ōta-ku, Tokyo, Japan
  • Iizuka, Japan

+ 25 more site(s).

Questions & answers

Do participants get paid in this trial?

This listing doesn't specify compensation. Many trials still reimburse travel or offer a stipend, so it's worth asking the study team when you connect.

Is it free to join, and do I need insurance?

Searching and applying through BridgeMD is free. In clinical trials the study-related treatment and visits are generally provided at no cost to you. You usually don't need insurance to take part, but confirm specifics with the study team.

How long does this study last?

The listing doesn't state an exact length. The study team walks you through the schedule and number of visits before you decide to enroll.

Who can join this trial?

This study is enrolling all sexes, 18 years and older. The study team makes the final eligibility decision.

Where is this trial taking place?

This study is enrolling now at Aalst, Oost-Vlass, Belgium; Ghent, Belgium; Pazardzhik, Bulgaria; Plovdiv, Bulgaria; Sliven, Bulgaria; Sofia, Bulgaria and 39 more locations. Enter your location above to see the nearest enrolling site and check your eligibility.

Explore other conditions

BridgeMD is an information and trial-matching tool that is independent of the study sponsor. Details come from ClinicalTrials.gov. The study team decides eligibility, and your own doctor gives medical advice.