Clinical trial • Phase II • Neurology

FREXALIMAB for Multiple sclerosis

Phase II trial of FREXALIMAB for Multiple sclerosis.

Overview

Trial Therapeutic Area
Neurology
Trial Disease
Multiple sclerosis
Trial Stage
Phase II
Drug Modality
Monoclonal antibody

Key dates

Initial CTIS Submission Date
10-07-2024
First CTIS Authorization Date
08-08-2024

Trial design

Randomised, matched placebo for test product frexalimab (placebo arm); no placebo dose or schedule specified in the available data-controlled Phase II trial across 13 sites in Spain, Bulgaria, France and others.

Randomised
Yes
Comparator
Matched Placebo for test product Frexalimab (placebo arm); no placebo dose or schedule specified in the available data
Target Sample Size
104
Trial Duration For Participant
2212

Eligibility

Recruits 104 Vulnerable population flag is set (isVulnerablePopulationSelected: true). Participants must be capable of giving signed informed consent. Subject information and informed consent forms are provided (multiple language versions and partner/pregnancy/child-data addenda are included), but no specific assent procedures for minors are described in the available data..

Vulnerable Population
Vulnerable population flag is set (isVulnerablePopulationSelected: true). Participants must be capable of giving signed informed consent. Subject information and informed consent forms are provided (multiple language versions and partner/pregnancy/child-data addenda are included), but no specific assent procedures for minors are described in the available data.

Inclusion criteria

  • {"criterion_text":"- Participant must be 18 to 55 years of age inclusive, at the time of signing the informed consent.\n- The participant must have been diagnosed with RMS (relapsing-remitting MS and secondary progressive MS participants with relapses) according to the 2017 revision of the McDonald diagnostic criteria.\n- The participant must have at least 1 documented relapse within the previous year, or ≥2 documented relapses within the previous 2 years, or ≥1 active Gdenhancing brain lesion on an MRI scan in the past 6 months and prior to screening.\n- Body weight within 45 to 120 kg (inclusive) and body mass index (BMI) within the range 18.0 to 35.0 kg/m2 (inclusive) at Screening.\n- Contraceptive use by men and women should be consistent with local regulations regarding the methods of contraception for those participating in clinical studies.\n- Capable of giving signed informed consent."}

Exclusion criteria

  • {"criterion_text":"- The participant has been diagnosed with PPMS according to the 2017 revision of the McDonald diagnostic criteria or with non-relapsing SPMS.\n- Positive human immunodeficiency virus (HIV) serology (anti HIV1 and anti HIV2 antibodies) or a known history of HIV infection, active or in remission.\n- Abnormal laboratory test(s) at Screening.\n- Presence of Hepatitis B surface antigen (HBsAg) or anti-Hepatitis B core antibodies (antiHBc Ab) at screening or within 3 months prior to first dose of study intervention.\n- Positive Hepatitis C antibody test result at screening or within 3 months prior to starting study intervention.\n- The participant has conditions or situations that would adversely affect participation in this study.\n- The participant has a history of or currently has concomitant medical or clinical conditions that would adversely affect participation in this study.\n- History, clinical evidence, suspicion or significant risk for thromboembolic events, as well as myocardial infarction, stroke and/or antiphosholipid syndrome and any participants requiring antithrombotic treatment.\n- Allergies to humanized monoclonal antibodies, intolerance to topical corticosteroids, or severe post-treatment hypersensitivity reactions other than localized injection site reaction, to any biological molecule.\n- The participant has received any of the forbidden medications/treatments within the specified time frame before any baseline assessment.\n- The participant has taken other investigational drug within 3 months or 5- halflive, whichever is longer, before the screening visit.\n- The participant has an EDSS score >5.5 at the first screening visit.\n- The participant has had a relapse in the 30 days prior to randomization."}

Endpoints

Primary endpoints

  • {"endpoint_text":"- Number of new Gadolinium (Gd)-enhancing T1hyperintense (GdE T1) lesions at week 12","definition_or_measurement_approach":"Count of new gadolinium-enhancing T1 hyperintense brain lesions assessed by MRI at Week 12."}

Secondary endpoints

  • {"endpoint_text":"- Total number of GdE T1 lesions at week 12","definition_or_measurement_approach":"Total count of gadolinium-enhancing T1 lesions on MRI at Week 12."}
  • {"endpoint_text":"- Adverse events (AEs) and serious adverse events (SAEs) until week 316","definition_or_measurement_approach":"Safety monitoring through AE/SAE reporting up to Week 316 (collection of reported adverse events and serious adverse events)."}
  • {"endpoint_text":"- Antidrug antibodies (ADA) until week 316","definition_or_measurement_approach":"Serologic testing for anti-drug antibodies conducted through scheduled immunogenicity assays up to Week 316."}
  • {"endpoint_text":"- Pharmacokinetic (PK) parameters: Cmax until week 316","definition_or_measurement_approach":"PK sampling and analysis to determine Cmax through scheduled blood draws up to Week 316."}
  • {"endpoint_text":"- PK parameter: tmax until week 316","definition_or_measurement_approach":"PK sampling to determine time to Cmax (tmax) from plasma concentration-time profiles up to Week 316."}
  • {"endpoint_text":"- PK parameter: AUC0-tau until week 316","definition_or_measurement_approach":"PK sampling and calculation of area under the concentration-time curve over dosing interval (AUC0-tau) up to Week 316."}
  • {"endpoint_text":"- PK parameter: t1/2z until week 316","definition_or_measurement_approach":"PK sampling to estimate terminal half-life (t1/2z) from concentration-time profiles up to Week 316."}

Recruitment

Planned Sample Size
104
Recruitment Window Months
74
Consent Approach
Participants must provide signed informed consent. Subject information and informed consent forms are available in multiple languages (documents present in English, Bulgarian, French, Spanish, German, Russian, Czech and language-specific addenda including partner/pregnancy and child-data forms). No details on assent for minors are provided; inclusion requires capacity to sign consent.

Geography

Total Number Of Sites
13
Total Number Of Participants
72

Spain

Earliest CTIS Part Ii Submission Date
25-07-2024
Latest Decision Or Authorization Date
23-04-2025
Processing Time Days
272
Number Of Sites
2
Number Of Participants
6

Sites

Site Name
Hospital Universitari Vall D Hebron
Department Name
Neurology Department
Principal Investigator Name
Xavier Montalban
Principal Investigator Email
xavier.montalban@cem-cat.org
Contact Person Name
Xavier Montalban
Contact Person Email
xavier.montalban@cem-cat.org
Site Name
Hospital Alvaro Cunqueiro
Department Name
Neurology Department
Principal Investigator Name
Ines Maria Gonzalez Suarez
Principal Investigator Email
igonsua@gmail.com
Contact Person Name
Ines Maria Gonzalez Suarez
Contact Person Email
igonsua@gmail.com

Bulgaria

Earliest CTIS Part Ii Submission Date
25-07-2024
Latest Decision Or Authorization Date
24-04-2025
Processing Time Days
273
Number Of Sites
3
Number Of Participants
23

Sites

Site Name
University Multiprofile Hospital For Active Treatment Dr. Georgi Stranski EAD
Department Name
Clinic of Neurology
Principal Investigator Name
Maya Danovska-Mladenova
Principal Investigator Email
mdanovska@yahoo.com
Contact Person Name
Maya Danovska-Mladenova
Contact Person Email
mdanovska@yahoo.com
Site Name
Acibadem City Clinic Tokuda University Hospital EAD
Department Name
Clinic of Neurology and Sleep Medicine
Principal Investigator Name
Ivan Staikov
Principal Investigator Email
ivanstaikov@hotmail.com
Contact Person Name
Ivan Staikov
Contact Person Email
ivanstaikov@hotmail.com
Site Name
Multiprofile Hospital For Active Treatment In Neurology And Psychiatry St. Naum EAD
Department Name
Department of Multiple Sclerosis
Principal Investigator Name
Ivan MILANOV
Principal Investigator Email
acad_prof_ivan_milanov@yahoo.com
Contact Person Name
Ivan MILANOV

France

Earliest CTIS Part Ii Submission Date
25-07-2024
Latest Decision Or Authorization Date
28-04-2025
Processing Time Days
277
Number Of Sites
1
Number Of Participants
1

Sites

Site Name
Centre Hospitalier Dr Jean Eric Techer
Department Name
service de Neurologie
Principal Investigator Name
Nemanan Sagno
Principal Investigator Email
n.sagno@ch-calais.fr
Contact Person Name
Nemanan Sagno
Contact Person Email
n.sagno@ch-calais.fr

Germany

Earliest CTIS Part Ii Submission Date
25-07-2024
Latest Decision Or Authorization Date
24-04-2025
Processing Time Days
273
Number Of Sites
2
Number Of Participants
6

Sites

Site Name
Universitaet Muenster
Department Name
Neurologie
Principal Investigator Name
Luisa Klotz
Principal Investigator Email
luisa.klotz@ukmuenster.de
Contact Person Name
Luisa Klotz
Contact Person Email
luisa.klotz@ukmuenster.de
Site Name
Universitaet Leipzig
Department Name
Neurologie
Principal Investigator Name
Florian Then Bergh
Principal Investigator Email
florian.thenbergh@medizin.uni-leipzig.de
Contact Person Name
Florian Then Bergh

Czechia

Earliest CTIS Part Ii Submission Date
25-07-2024
Latest Decision Or Authorization Date
23-04-2025
Processing Time Days
272
Number Of Sites
5
Number Of Participants
36

Sites

Site Name
Fakultni Nemocnice Ostrava
Department Name
Neurologická klinika
Principal Investigator Name
Pavel Hradilek
Principal Investigator Email
pavel.hradilek@seznam.cz
Contact Person Name
Pavel Hradilek
Contact Person Email
pavel.hradilek@seznam.cz
Site Name
Fakultni Nemocnice U Sv Anny V Brne
Department Name
Neurologická klinika
Principal Investigator Name
Michal Dufek
Principal Investigator Email
michal.dufek@fnusa.cz
Contact Person Name
Michal Dufek
Contact Person Email
michal.dufek@fnusa.cz
Site Name
Krajska zdravotni a.s.
Department Name
MS centrum při neurologickém oddělení
Principal Investigator Name
Marta Vachova
Principal Investigator Email
marta.vachova@kzcr.eu
Contact Person Name
Marta Vachova
Contact Person Email
marta.vachova@kzcr.eu
Site Name
Fakultni Nemocnice Hradec Kralove
Department Name
Neurologická klinika
Principal Investigator Name
Zbysek Pavelek
Principal Investigator Email
zbysekpavelek@email.cz
Contact Person Name
Zbysek Pavelek
Contact Person Email
zbysekpavelek@email.cz
Site Name
Nemocnice Jihlava prispevkova organizace
Department Name
Neurologické oddělení
Principal Investigator Name
Radek Ampapa
Principal Investigator Email
ampapar@gmail.com
Contact Person Name
Radek Ampapa
Contact Person Email
ampapar@gmail.com

Sponsor

Primary sponsor

Full Name
Sanofi-Aventis Recherche & Developpement
Organisation Type
Pharmaceutical company
Country Of Registered Address
France

Contract research organisations

Name
Endpoint Clinical Inc.
Responsibilities
sponsorDuties codes: 3
Name
IQVIA Laboratories LLC
Responsibilities
sponsorDuties codes: 4
Name
Labcorp Early Development Laboratories Inc.
Responsibilities
sponsorDuties codes: 4
Name
Charles River Laboratories Inc.
Responsibilities
sponsorDuties codes: 4
Name
Azenta US Inc.
Responsibilities
sponsorDuties codes: 4
Name
ESMS Global Limited
Responsibilities
Centralized 24-Hour Emergency System: eSMS (sponsorDuties code 15)
Name
Neurorx Research Inc.
Responsibilities
Central Medical Reading or Imaging Reading (sponsorDuties code 15)

Third parties

  • {"country":"United States","full_name":"Endpoint Clinical Inc.","duties_or_roles":"sponsorDuties codes: 3","organisation_type":"Pharmaceutical company"}
  • {"country":"Canada","full_name":"Cellcarta Biosciences Inc.","duties_or_roles":"sponsorDuties codes: 4","organisation_type":"Pharmaceutical company"}
  • {"country":"United States","full_name":"IQVIA Laboratories LLC","duties_or_roles":"sponsorDuties codes: 4","organisation_type":"Laboratory/Research/Testing facility"}
  • {"country":"United States","full_name":"Azenta US Inc.","duties_or_roles":"sponsorDuties codes: 4","organisation_type":"Pharmaceutical company"}
  • {"country":"United States","full_name":"Labcorp Early Development Laboratories Inc.","duties_or_roles":"sponsorDuties codes: 4","organisation_type":"Pharmaceutical company"}
  • {"country":"United States","full_name":"Charles River Laboratories Inc.","duties_or_roles":"sponsorDuties codes: 4","organisation_type":"Pharmaceutical company"}
  • {"country":"United Kingdom","full_name":"ESMS Global Limited","duties_or_roles":"Centralized 24-Hour Emergency System: eSMS (sponsorDuties code 15)","organisation_type":"Pharmaceutical company"}
  • {"country":"Canada","full_name":"Neurorx Research Inc.","duties_or_roles":"Central Medical Reading or Imaging Reading (sponsorDuties code 15)","organisation_type":"Pharmaceutical company"}
  • {"country":"Czechia","full_name":"PHOENIX lekarensky velkoobchod s.r.o.","duties_or_roles":"sponsorDuties codes: 14","organisation_type":"Pharmaceutical company"}

Investigational products

Investigational Product Name
Frexalimab
Active Substance
FREXALIMAB
Modality
Monoclonal antibody
Routes Of Administration
INTRAVENOUS (IV) OR SUBCUTANEOUS (SC)
Route
INTRAVENOUS (IV) OR SUBCUTANEOUS (SC)
Maximum Dose
1800 mg
Investigational Product Name
Matched Placebo for test product Frexalimab
Modality
Other

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