~25 spots leftby Nov 2026

Efgartigimod for ITP

(ADVANCE+ Trial)

Recruiting in Palo Alto (17 mi)
+86 other locations
Age: 18+
Sex: Any
Travel: May Be Covered
Time Reimbursement: Varies
Trial Phase: Phase 3
Waitlist Available
Sponsor: argenx
No Placebo Group
Pivotal Trial (Near Approval)
Prior Safety Data
Approved in 4 Jurisdictions

Trial Summary

What is the purpose of this trial?This trial is testing ARGX-113, a medication for adults with primary ITP, a condition where the immune system attacks platelets. The medication aims to calm the immune system to prevent it from attacking these important blood cells.

Eligibility Criteria

Adults with primary ITP, a condition causing low platelet count, can join this trial if they've completed prior phases. Women must use effective contraception and have a negative pregnancy test. Participants should understand the trial demands and not be on excluded medications or treatments.

Inclusion Criteria

I have completed a year-long treatment.
Ability to understand the requirements of the additional 52-week treatment period of the trial, to provide written informed consent (including consent for the use and disclosure of research-related health information), and to comply with the trial protocol procedures (including required trial visits)
I completed the 24-week ARGX-113-1801 trial.
+3 more

Exclusion Criteria

I am not taking any restricted medications like anti-CD20 therapy or live vaccines.
Use of any other investigational drug or participation in any other investigational trial
You have a history of being very sensitive or allergic to any of the ingredients in efgartigimod.
+1 more

Participant Groups

The study is testing Efgartigimod's long-term effectiveness and safety for treating primary ITP in adults. It's an open-label phase 3 trial where everyone receives the drug to see how well it works over time.
1Treatment groups
Experimental Treatment
Group I: efgartigimodExperimental Treatment1 Intervention
patients receiving efgartigimod

Efgartigimod is already approved in European Union, United States, Canada, Japan for the following indications:

🇪🇺 Approved in European Union as Vyvgart for:
  • Generalized Myasthenia Gravis (gMG)
🇺🇸 Approved in United States as Vyvgart for:
  • Generalized Myasthenia Gravis (gMG)
  • Chronic Inflammatory Demyelinating Polyneuropathy (CIDP)
🇨🇦 Approved in Canada as Vyvgart for:
  • Generalized Myasthenia Gravis (gMG)
🇯🇵 Approved in Japan as Vyvgart for:
  • Generalized Myasthenia Gravis (gMG)

Find a Clinic Near You

Research Locations NearbySelect from list below to view details:
Investigator Site 0010037Ocala, FL
Investigator Site 0010042Iowa City, IA
Investigator Site 0010045Washington, United States
Investigator Site 0010040Columbus, OH
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Who Is Running the Clinical Trial?

argenxLead Sponsor

References