Clinical trial • Phase III • Immunology|Rare Disease

NIPOCALIMAB for Fetal and neonatal alloimmune thrombocytopenia

Phase III trial of NIPOCALIMAB for Fetal and neonatal alloimmune thrombocytopenia.

Overview

Trial Therapeutic Area
Immunology|Rare Disease
Trial Disease
Fetal and neonatal alloimmune thrombocytopenia
Trial Stage
Phase III
Drug Modality
Monoclonal antibody|Peptide/protein/enzyme|Small molecule

Key dates

Initial CTIS Submission Date
23-08-2024
First CTIS Authorization Date
10-12-2024

Trial design

Randomised, open-label, prednisone (oral tablet; dose/schedule not specified in provided data) and human normal immunoglobulin (ivig) (intravenous; dose/schedule not specified in provided data).-controlled Phase III trial in Austria, Germany, Poland and others.

Randomised
Yes
Open Label
Yes
Comparator
PREDNISONE (oral tablet; dose/schedule not specified in provided data) and Human normal immunoglobulin (IVIG) (intravenous; dose/schedule not specified in provided data).
Target Sample Size
36

Eligibility

Recruits 36 Pregnant women are identified as a vulnerable population (isVulnerablePopulationSelected = true). Participants must be adults (Aged 18 or legal age of consent) and provide informed consent. Parent-Guardian ICF documents are included among uploaded documents (Parent-Guardian ICF entries present for country-specific packages), and ICF/SIS documents and translation certificates are provided for multiple languages..

Pregnancy Exclusion
Currently pregnant with multiple gestations (twins or more).
Vulnerable Population
Pregnant women are identified as a vulnerable population (isVulnerablePopulationSelected = true). Participants must be adults (Aged 18 or legal age of consent) and provide informed consent. Parent-Guardian ICF documents are included among uploaded documents (Parent-Guardian ICF entries present for country-specific packages), and ICF/SIS documents and translation certificates are provided for multiple languages.

Inclusion criteria

  • {"criterion_text":"- Aged 18 (or the legal age of consent if above 18 years in local region) to 45 years at the time of informed consent.\n- Pregnant and an estimated GA from Week 13^0/7 to 18^6/7 at Visit 1. (Note: Screening may start at GA Week 8).\n- Current pregnancy with presence of maternal anti-HPA-1a and/or anti-HPA-5b alloantibody and positive fetal HPA-1a and/or anti-HPA-5b genotype as confirmed by cell-free fetal DNA in maternal blood.\n- Health status considered stable by the investigator on the basis of physical examination, medical history, vital signs, 12-lead ECG, and clinical laboratory tests performed at screening."}

Exclusion criteria

  • {"criterion_text":"- Currently pregnant with multiple gestations (twins or more).\n- History of severe preeclampsia in a previous pregnancy.\n- History of severe FGR (birth weight <3rd percentile for GA) in a previous pregnancy.\n- History of myocardial infarction, unstable ischemic heart disease, or stroke."}

Endpoints

Primary endpoints

  • {"endpoint_text":"- Adverse outcome of death or adjudicated severe bleeding in utero, and up to the first week post birth, or platelet count at birth <30×10^9/L in a fetus/neonate","definition_or_measurement_approach":"Occurrence of death or adjudicated severe bleeding in utero up to the first week post birth, or platelet count at birth <30×10^9/L in the fetus/neonate (platelet count threshold explicitly specified)."}

Recruitment

Digital Remote Recruitment
Yes
Planned Sample Size
36
Recruitment Window Months
59
Consent Approach
Informed consent is obtained from the pregnant participant (minimum age 18, or legal age of consent in local region). Multiple Subject Information Sheets and Informed Consent Forms (SIS and ICF) are included among uploaded documents (country-specific ICFs and Parent-Guardian ICFs are present). Translation certificates and multi-language ICFs are provided for different country packages (e.g. DE/ENG, PL, NL), indicating consent materials are available in multiple languages.

Methods

  • Digital outreach posts / Digital Outreach Post documents (social media/digital channels) targeting potential participants; country-specific digital outreach documents present for Austria/Germany/Poland/Netherlands (document titles include 'Digital Outreach Post' and 'Digital Outreach Post_PL_DE_NL').
  • Clinical Trials Brochure / Participant brochures (printed or downloadable brochures) for outreach to potential participants; country-specific brochure documents available (e.g. 'Clinical Trials Brochure', 'Brochure_PL').
  • Database Letter (contacting potential participants via site or registry databases) — documents titled 'Database Letter' present in country dossier packages (AT/DE/PL/NL).
  • Recruitment Fact Sheets / Participant Fact Sheet documents (informational materials for potential participants) present in country materials.
  • Social Toolkit (materials for partners and community dissemination) — documents titled 'Social Toolkit' present in country materials.
  • Subject Wallet Card and L2 materials provided to participants (documents titled 'Subject Wallet Card' present).

Geography

Total Number Of Sites
11
Total Number Of Participants
36

Austria

Earliest CTIS Part Ii Submission Date
09-09-2024
Latest Decision Or Authorization Date
20-04-2026
Processing Time Days
587
Number Of Sites
2
Number Of Participants
2

Sites

Site Name
Medical University Of Vienna
Department Name
Department of Obstetrics and Gynecology Division of Obstetrics and Feto-Maternal Medicine
Principal Investigator Name
Alex Farr
Principal Investigator Email
alex.farr@meduniwien.ac.at
Contact Person Name
Alex Farr
Contact Person Email
alex.farr@meduniwien.ac.at
Site Name
Medical University Of Graz
Department Name
Clinical Department of Obstetrics
Principal Investigator Name
Philipp Klaritsch
Principal Investigator Email
philipp.klaritsch@medunigraz.at
Contact Person Name
Philipp Klaritsch

Germany

Earliest CTIS Part Ii Submission Date
04-10-2024
Latest Decision Or Authorization Date
21-04-2026
Processing Time Days
564
Number Of Sites
5
Number Of Participants
5

Sites

Site Name
Universitaetsklinikum Tuebingen AöR
Department Name
Department für Frauengesundheit
Principal Investigator Name
Karl-Oliver Kagan
Principal Investigator Email
Karl.kagan@med.uni-tuebingen.de
Contact Person Name
Karl-Oliver Kagan
Site Name
Justus-Liebig-Universitaet Giessen
Department Name
Sektion Haemostaseologie
Principal Investigator Name
Ulrich Sachs
Principal Investigator Email
ulrich.sachs@med.uni-giessen.de
Contact Person Name
Ulrich Sachs
Site Name
Charite Universitaetsmedizin Berlin KöR
Department Name
Campus Charité Mitte (CCM), Klinik für Geburtsmedizin
Principal Investigator Name
Beate Mayer
Principal Investigator Email
beate.mayer@charite.de
Contact Person Name
Beate Mayer
Contact Person Email
beate.mayer@charite.de
Site Name
Medizinische Hochschule Hannover
Department Name
Pränatalmedizin und Geburtshilfe im Perinatalzentrum
Principal Investigator Name
Constantin von Kaisenberg
Principal Investigator Email
vonkaisenberg.constantin@mh-hannover.de
Contact Person Name
Constantin von Kaisenberg
Site Name
Friedrich-Schiller-Universitaet Jena
Department Name
Klinik fur Frauenheilkunde und Geburtshilfe
Principal Investigator Name
Ekkehard Schleußner
Principal Investigator Email
ekkehard.schleussner@med.uni-jena.de
Contact Person Name
Ekkehard Schleußner

Poland

Earliest CTIS Part Ii Submission Date
11-11-2024
Latest Decision Or Authorization Date
21-04-2026
Processing Time Days
526
Number Of Sites
3
Number Of Participants
4

Sites

Site Name
Panstwowy Instytut Medyczny Ministerstwa Spraw Wewnetrznych I Administracji
Department Name
Klinika Położnictwa i Perinatologii
Principal Investigator Name
Marzena Dębska
Principal Investigator Email
poloznictwo@cskmswia.gov.pl
Contact Person Name
Marzena Dębska
Contact Person Email
poloznictwo@cskmswia.gov.pl
Site Name
Instytut Matki I Dziecka
Department Name
Klinika Położnictwa i Ginekologii
Principal Investigator Name
Tadeusz Issat
Principal Investigator Email
klinika.poloznictwa@imid.med.pl
Contact Person Name
Tadeusz Issat
Site Name
Instytut Centrum Zdrowia Matki Polki
Department Name
Klinika Perinatologii Położnictwa i Ginekologii
Principal Investigator Name
Mariusz Grzesiak
Principal Investigator Email
sek66@iczmp.edu.pl
Contact Person Name
Mariusz Grzesiak
Contact Person Email
sek66@iczmp.edu.pl

Netherlands

Earliest CTIS Part Ii Submission Date
18-09-2025
Latest Decision Or Authorization Date
17-04-2026
Processing Time Days
211
Number Of Sites
1
Number Of Participants
2

Sites

Site Name
Leids Universitair Medisch Centrum (LUMC)
Department Name
Department of Obstetrics and Gynaecology
Principal Investigator Name
Joanne (E.J.T.) Verweij
Principal Investigator Email
e.j.t.verweij@lumc.nl
Contact Person Name
Joanne (E.J.T.) Verweij
Contact Person Email
e.j.t.verweij@lumc.nl

Sponsor

Primary sponsor

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

Contract research organisations

Name
Parexel International (IRL) Limited
Responsibilities
sponsorDuties codes: [6]
Name
Icon Development Solutions LLC
Responsibilities
sponsorDuties codes: [4]
Name
Cytel Inc.
Responsibilities
sponsorDuties codes: [10]
Name
4g Clinical LLC
Responsibilities
sponsorDuties codes: [3]
Name
Imperial Clinical Research Services International Limited
Responsibilities
sponsorDuties codes: [12]

Third parties

  • {"country":"Ireland","full_name":"Parexel International (IRL) Limited","duties_or_roles":"sponsorDuties codes: [6]","organisation_type":"Pharmaceutical company"}
  • {"country":"United States","full_name":"Eresearchtechnology Inc.","duties_or_roles":"sponsorDuties codes: [7]","organisation_type":"Pharmaceutical company"}
  • {"country":"United States","full_name":"Qd Solutions Inc.","duties_or_roles":"sponsorDuties codes: [15]; value: Recruitment materials","organisation_type":"Non-Pharmaceutical company"}
  • {"country":"United States","full_name":"Cytel Inc.","duties_or_roles":"sponsorDuties codes: [10]","organisation_type":"Non-Pharmaceutical company"}
  • {"country":"United States","full_name":"Labcorp Central Laboratory Services LP","duties_or_roles":"sponsorDuties codes: [4]","organisation_type":"Pharmaceutical company"}
  • {"country":"Netherlands","full_name":"Sanquin Diagnostiek B.V.","duties_or_roles":"sponsorDuties codes: [4]","organisation_type":"Laboratory/Research/Testing facility"}
  • {"country":"United Kingdom","full_name":"Imperial Clinical Research Services International Limited","duties_or_roles":"sponsorDuties codes: [12]","organisation_type":"Hospital/Clinic/Other health care facility"}
  • {"country":"United States","full_name":"4g Clinical LLC","duties_or_roles":"sponsorDuties codes: [3]","organisation_type":"Non-Pharmaceutical company"}
  • {"country":"United States","full_name":"Greenphire LLC","duties_or_roles":"sponsorDuties codes: [15]; value: Reimbursement","organisation_type":"Non-Pharmaceutical company"}
  • {"country":"United States","full_name":"Icon Development Solutions LLC","duties_or_roles":"sponsorDuties codes: [4]","organisation_type":"Pharmaceutical company"}

Investigational products

Investigational Product Name
Imaavy 185 mg/mL concentrate for solution for infusion (nipocalimab)
Active Substance
NIPOCALIMAB
Modality
Monoclonal antibody
Routes Of Administration
Intravenous
Route
Intravenous
Authorisation Status
Authorised (marketing authorisation EU/1/25/1989/001 as listed for product Imaavy)
Investigational Product Name
PREDNISONE
Active Substance
PREDNISONE
Modality
Small molecule
Routes Of Administration
Oral
Route
Oral
Investigational Product Name
IMMUNOGLOBULINS, NORMAL HUMAN, FOR INTRAVASCULAR ADM. (IVIG)
Active Substance
HUMAN NORMAL IMMUNOGLOBULIN (IV)
Modality
Peptide/protein/enzyme
Routes Of Administration
Intravenous
Route
Intravenous

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