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NotableLead sponsor: Janssen Research & Development, LLC to Janssen Research & Development, LLCStudy sites: 17 to 19 · Eligibility criteria expanded, about 6 words · Secondary endpoints: details revised at 17 of 20 entriesShow 3 more changesShow less
Study sites: 17 to 19
Eligibility criteria expanded, about 6 words
Secondary endpoints: details revised at 17 of 20 entries
MinorSite details revised at 1 of 17 sitesv11
MinorStudy sites: 15 to 17v10
MinorCompletion moved earlier from Jul 31, 2029 to Jan 29, 2029Study sites: 14 to 15v9Show 1 more changeShow less
Study sites: 14 to 15
MinorCompletion pushed from Dec 11, 2028 to Jul 31, 2029Study sites: 12 to 14v8Show 1 more changeShow less
Study sites: 12 to 14
MinorTrial sites expanded: 8 → 12 locationsv7
MinorStudy sites: 7 to 8v6
MinorStudy sites: 5 to 7v5
MinorCompletion date: Sep 4, 2028 to Dec 11, 2028v4
MinorStudy sites: 2 to 5Start date changed from estimate of Nov 28, 2025 to Jan 5, 2026 · Eligibility criteria revised · Secondary endpoints: 17 to 20v3Show 3 more changesShow less
Start date changed from estimate of Nov 28, 2025 to Jan 5, 2026
NotableTrial status: Not Yet Recruiting to RecruitingStudy sites: 0 to 2v2Show 1 more changeShow less
Study sites: 0 to 2
MinorStudy First Submitted
Stopped: an ongoing trial was terminated, suspended or withdrawn.
Notable: the trial’s plan changed such as a big move in its timeline or size, a new primary endpoint, sponsor or phase, or recruiting opened or resumed.
Minor: routine progress and housekeeping, such as sites added or enrollment closed.
The purpose of this study is to assess how well nipocalimab works when compared to efgartigimod in participants with generalized myasthenia gravis (a condition in which body's immune system mistakenly attacks and damages the connection between nerves and muscles causing muscle weakness).