Clinical trial • Phase III • Immunology

NIPOCALIMAB for Generalized myasthenia gravis | Myasthenia gravis

Phase III trial of NIPOCALIMAB for Generalized myasthenia gravis | Myasthenia gravis.

Overview

Trial Therapeutic Area
Immunology
Trial Disease
Generalized myasthenia gravis | Myasthenia gravis
Trial Stage
Phase III
Drug Modality
Monoclonal antibody|Other antibody
Orphan Drug
Yes

Key dates

Initial CTIS Submission Date
22-08-2025
First CTIS Authorization Date
10-12-2025

Trial design

Randomised, open-label, efgartigimod alfa (comparator) versus nipocalimab (investigational). doses and schedules not specified in the provided data.-controlled Phase III trial in Austria, Germany, Italy and others.

Randomised
Yes
Open Label
Yes
Comparator
Efgartigimod alfa (comparator) versus Nipocalimab (investigational). Doses and schedules not specified in the provided data.
Target Sample Size
30

Eligibility

Recruits 30 Vulnerable populations not selected (isVulnerablePopulationSelected=false). Trial enrols adults (≥18 and <75). Consent expected from adult participants; no assent procedures for minors specified in the provided data..

Vulnerable Population
Vulnerable populations not selected (isVulnerablePopulationSelected=false). Trial enrols adults (≥18 and <75). Consent expected from adult participants; no assent procedures for minors specified in the provided data.

Inclusion criteria

  • {"criterion_text":"- ≥18 years of age and <75 years of age"}
  • {"criterion_text":"- AChR antibody positive"}
  • {"criterion_text":"- MG-ADL ≥5 with ≥50% as non-ocular"}
  • {"criterion_text":"- Has suboptimal response to current stable therapy for generalized Myasthenia Gravis according to the investigator, (specific to arms 1 and 2)"}
  • {"criterion_text":"- Total IgG ≥6 g/L, (specific to arms 1 and 2)"}
  • {"criterion_text":"- Treatment with efgartigimod intravenously or subcutaneously for ≥1 cycles, (specific to arm 3)"}
  • {"criterion_text":"- Participant and HCP agree it is appropriate for the participant to switch to nipocalimab, (specific to arm 3)"}

Exclusion criteria

  • {"criterion_text":"- Has received treatment for MG with an FcRn-targeting therapy, (specific to arms 1 and 2)"}
  • {"criterion_text":"- Is currently taking IgG monoclonal antibody therapeutics, or Fc-conjugated therapeutic agents, including factor or enzyme replacement, (specific to arms 1 and 2)"}
  • {"criterion_text":"- Current efgartigimod dosing is inconsistent with the label, (specific to arm 3)"}

Endpoints

Primary endpoints

  • {"endpoint_text":"- Averaged mean percent change from baseline in total IgG over Weeks 8 to 12 between Arms 1 and 2.","definition_or_measurement_approach":"Mean percent change from baseline in total IgG measured and averaged over Weeks 8 to 12; comparison between Arm 1 (nipocalimab) and Arm 2 (efgartigimod)."}

Recruitment

Planned Sample Size
30
Recruitment Window Months
15
Consent Approach
Informed consent is obtained from adult participants (participants are ≥18 and <75). Subject information and ICF documents are provided country-specifically (document titles indicate German, English, Spanish, Italian versions are available). No assent procedures for minors are specified in the provided materials.

Geography

Total Number Of Sites
16
Total Number Of Participants
29

Austria

Earliest CTIS Part Ii Submission Date
21-11-2025
Latest Decision Or Authorization Date
14-12-2025
Processing Time Days
23
Number Of Sites
1
Number Of Participants
4

Sites

Site Name
Medical University Of Vienna
Department Name
Neurologie
Principal Investigator Name
Fritz Zimprich
Principal Investigator Email
friedrich.zimprich@meduniwien.ac.at
Contact Person Name
Fritz Zimprich
Number Of Participants
4

Germany

Earliest CTIS Part Ii Submission Date
07-11-2025
Latest Decision Or Authorization Date
12-12-2025
Processing Time Days
35
Number Of Sites
6
Number Of Participants
7

Sites

Site Name
Klinikum Altenburger Land GmbH
Department Name
Klinik für Neurologie
Principal Investigator Name
Jörg Berrouschot
Contact Person Name
Jörg Berrouschot
Number Of Participants
unknown
Site Name
Katholisches Klinikum Bochum gGmbH
Department Name
Klinik für Neurologie
Principal Investigator Name
Christiane Schneider-Gold
Contact Person Name
Christiane Schneider-Gold
Number Of Participants
unknown
Site Name
Medical Center - University Of Freiburg
Department Name
Klinik für Neurologie und Neurophysiologie
Principal Investigator Name
Christian Keller
Principal Investigator Email
christian.keller@uniklinik-freiburg.de
Contact Person Name
Christian Keller
Number Of Participants
unknown
Site Name
Universitaetsklinikum Erlangen AöR
Department Name
Klinik für Neurologie
Principal Investigator Name
Veit Rothhammer
Principal Investigator Email
veit.rothhammer@uk-erlangen.de
Contact Person Name
Veit Rothhammer
Contact Person Email
veit.rothhammer@uk-erlangen.de
Number Of Participants
unknown
Site Name
Universitaet Muenster
Department Name
Klinik für Neurologie
Principal Investigator Name
Gerd Meyer zu Hörste
Principal Investigator Email
gerd.mzh@uni-muenster.de
Contact Person Name
Gerd Meyer zu Hörste
Contact Person Email
gerd.mzh@uni-muenster.de
Number Of Participants
unknown
Site Name
Berufsgenossenschaftliches Universitaetsklinikum Bergmannsheil gGmbH
Department Name
Klinik für Neurologie
Principal Investigator Name
Felix Kleefeld
Principal Investigator Email
felix.kleefeld@bergmannsheil.de
Contact Person Name
Felix Kleefeld
Number Of Participants
unknown

Italy

Earliest CTIS Part Ii Submission Date
29-09-2025
Latest Decision Or Authorization Date
11-12-2025
Processing Time Days
73
Number Of Sites
5
Number Of Participants
11

Sites

Site Name
Azienda Ospedaliero Universitaria Pisana
Department Name
Unità di Neurologia, Dipartimento Neuroscienza, PO Santa Chiara
Principal Investigator Name
Michelangelo Maestri Tassoni
Principal Investigator Email
m.maestri@ao-pisa.toscana.it
Contact Person Name
Michelangelo Maestri Tassoni
Contact Person Email
m.maestri@ao-pisa.toscana.it
Number Of Participants
unknown
Site Name
Azienda Ospedaliero-Universitaria Sant Andre
Department Name
UOC di Neurologia
Principal Investigator Name
Stefania Morino
Principal Investigator Email
stefania.morino2@gmail.com
Contact Person Name
Stefania Morino
Contact Person Email
stefania.morino2@gmail.com
Number Of Participants
unknown
Site Name
Fondazione Policlinico Universitario Agostino Gemelli IRCCS
Department Name
UOC Neurologia
Principal Investigator Name
Raffaele Iorio
Principal Investigator Email
raffaele.iorio@policlinicogemelli.it
Contact Person Name
Raffaele Iorio
Number Of Participants
unknown
Site Name
Azienda Ospedaliera Di Rilievo Nazionale Antonio Cardarelli
Department Name
UOC di Neurofisiopatologia
Principal Investigator Name
Francesco Habetswallner
Principal Investigator Email
francesco.habetswallner@aocardarelli.it
Contact Person Name
Francesco Habetswallner
Number Of Participants
unknown
Site Name
IRCCS Foundation Istituto Neurologico Carlo Besta
Department Name
SSD Immunoterapia e Aferesi Terapeutica , Dip. Neuroscienze Cliniche
Principal Investigator Name
Carlo Antozzi
Principal Investigator Email
carlo.antozzi@istituto-besta.it
Contact Person Name
Carlo Antozzi
Number Of Participants
unknown

Spain

Earliest CTIS Part Ii Submission Date
06-11-2025
Latest Decision Or Authorization Date
10-12-2025
Processing Time Days
34
Number Of Sites
4
Number Of Participants
7

Sites

Site Name
Hospital Universitario Infanta Sofía
Department Name
Neurology
Principal Investigator Name
Gerardo Gutiérrez-Gutiérrez
Principal Investigator Email
G3.neuro@gmail.com
Contact Person Name
Gerardo Gutiérrez-Gutiérrez
Contact Person Email
G3.neuro@gmail.com
Number Of Participants
unknown
Site Name
Hospital Clinico Universitario De Valencia
Department Name
Neurology
Principal Investigator Name
Ana Pareja Martínez
Principal Investigator Email
iglu@urbasoft.com
Contact Person Name
Ana Pareja Martínez
Contact Person Email
iglu@urbasoft.com
Number Of Participants
unknown
Site Name
Hospital Clinic De Barcelona
Department Name
Neurology
Principal Investigator Name
Eugenia Martínez Hernández
Principal Investigator Email
emmartinez@clinic.cat
Contact Person Name
Eugenia Martínez Hernández
Contact Person Email
emmartinez@clinic.cat
Number Of Participants
unknown
Site Name
Hospital Universitario Virgen De La Macarena
Department Name
Neurology
Principal Investigator Name
Eva Martínez Fernández
Principal Investigator Email
evam.martinez.sspa@juntadeandalucia.es
Contact Person Name
Eva Martínez Fernández
Number Of Participants
unknown

Sponsor

Primary sponsor

Full Name
Janssen Cilag International
Organisation Type
Pharmaceutical company
Country Of Registered Address
Belgium

Contract research organisations

Name
4g Clinical LLC
Responsibilities
sponsorDuties codes: 3
Name
Iqvia Inc.
Responsibilities
Rater qualification training for edata capture (sponsorDuties code 15)

Third parties

  • {"country":"United States","full_name":"4g Clinical LLC","duties_or_roles":"sponsorDuties codes: 3","organisation_type":"Non-Pharmaceutical company"}
  • {"country":"United States","full_name":"Eresearchtechnology Inc.","duties_or_roles":"sponsorDuties codes: 7","organisation_type":"Pharmaceutical company"}
  • {"country":"Switzerland","full_name":"Labcorp Central Laboratory Services SARL","duties_or_roles":"sponsorDuties codes: 4","organisation_type":"Pharmaceutical company"}
  • {"country":"United States","full_name":"Iqvia Inc.","duties_or_roles":"Rater qualification training for edata capture (sponsorDuties code 15)","organisation_type":"Pharmaceutical company"}

Investigational products

Investigational Product Name
JNJ-80202135
Active Substance
NIPOCALIMAB
Modality
Monoclonal antibody
Routes Of Administration
INTRAVENUS USE
Route
Intravenous
Investigational Product Name
EFGARTIGIMOD ALFA
Active Substance
EFGARTIGIMOD ALFA
Modality
Other antibody
Routes Of Administration
INTRAVENUS USE
Route
Intravenous
Orphan Designation
Yes

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