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A Non-interventional, Post-authorisation Safety Study of Patients Treated With Efgartigimod Alfa

NCT06298565 on ClinicalTrials.gov

Study listings come from ClinicalTrials.gov, where sponsors register and update their own studies. A listing does not mean a study is safe or effective, and DatenUS does not recommend any study. Talk with your doctor before joining a clinical trial, and use ClinicalTrials.gov for contact details and full eligibility rules.

Status
Recruiting
Phase
Observational
Planned enrollment
680
Participants, all sites
U.S. sites
17
In 12 states

Study details

Conditions
Myasthenia Gravis
Sponsor
argenx (Industry)
Ages
18 years and older
Sex
All
Healthy volunteers
Not accepted
Start
11/04/2024
Primary completion (expected)
June 2034
Last updated by sponsor
02/17/2026

Full eligibility rules, contacts and site names: NCT06298565 on ClinicalTrials.gov

Where the study has sites

Cities with at least one listed U.S. site. Some sites may not be enrolling yet.

  • California: San Francisco
  • Florida: Boca Raton, Jacksonville Beach, Port Charlotte, St. Petersburg
  • Illinois: O'Fallon
  • Iowa: Iowa City
  • Kansas: Kansas City
  • Kentucky: Louisville
  • Massachusetts: Boston (2)
  • Michigan: Detroit
  • Oregon: Portland (2)
  • South Carolina: Charleston
  • Texas: Austin
  • Wisconsin: Greenfield

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Frequently asked questions

What does recruiting mean?
Recruiting means the study is currently enrolling participants. Not yet recruiting means it has been registered but has not started enrolling. Enrolling by invitation means participants are selected by the study team rather than through open enrollment.
How do I join a clinical trial?
Read the full eligibility criteria and contact information on ClinicalTrials.gov, then talk with your doctor about whether a study may be right for you. The study team decides who can enroll.

Source: ClinicalTrials.gov, National Library of Medicine · Last updated 02/17/2026