Generalized Myasthenia Gravis Clinical Trial
Official title:
A Phase III, Randomized, Double-Blind, Placebo-Controlled, Multicenter Study To Evaluate Efficacy, Safety, Pharmacokinetics, And Pharmacodynamics Of Satralizumab In Patients With Generalized Myasthenia Gravis
This study will evaluate the efficacy, safety, pharmacokinetics, and pharmacodynamics of satralizumab compared with placebo in participants with generalized myasthenia gravis (gMG).
Status | Recruiting |
Enrollment | 185 |
Est. completion date | September 19, 2024 |
Est. primary completion date | January 29, 2024 |
Accepts healthy volunteers | No |
Gender | All |
Age group | 12 Years and older |
Eligibility | Inclusion Criteria: - Signed Informed Consent Form - For adolescent patients: Informed Consent Form for study participation signed by the parents or a legal guardian, and patient assent obtained, as per local requirements - Ability to comply with the study protocol procedures - Confirmed diagnosis of gMG (anti-AChR, anti-MuSK or anti-LRP4 present at screening) - A total MG-ADL score of = 5 points at screening with more than 50% of this score attributed to non-ocular items - MGFA severity Class II-IV - Ongoing gMG treatment at a stable dose - For female patients of childbearing potential: agreement to remain abstinent (refrain from heterosexual intercourse) or use adequate contraception during the treatment period and for at least 3 months after the final dose of satralizumab. Exclusion Criteria: - History of thymectomy within 12 months prior to screening - Ocular MG (MGFA Class I) and myasthenic crisis (MGFA Class V) within the last 3 months prior to screening - Known disease other than gMG that would interfere with the course and conduct of the study - Positive screening tests for hepatitis B virus (HBV) and hepatitis C virus (HCV) - Evidence of latent or active tuberculosis (excluding patients receiving chemoprophylaxis for latent tuberculosis infection) - Receipt of live or live attenuated vaccine within 6 weeks prior to baseline - Pregnant or breastfeeding, or intending to become pregnant during the study or within 3 months after the last dose |
Country | Name | City | State |
---|---|---|---|
Argentina | Hospital Italiano; Neurology | Caba | |
Argentina | Hospital Ramos Mejía | Caba | |
Argentina | Hospital Britanico | Ciudad Autonoma Bs As | |
Argentina | Fundación Scherbovsky; General Department | Mendoza | |
Argentina | INECO Neurociencias Orono | Rosario | |
Argentina | Centro de Investigaciones Médicas Tucuman; REUMATHOLOGY | San Miguel | |
Australia | Box Hill Hospital; Department of Neurology | Box Hill | Victoria |
Australia | Concord Repatriation General Hospital | Concord | New South Wales |
Australia | Princess Alexandra Hospital | Woolloongabba | Queensland |
Brazil | Hospital das Clinicas - UNICAMP | Campinas | SP |
Brazil | Instituto de Neurologia de Curitiba | Curitiba | PR |
Brazil | Hospital Sao Lucas - PUCRS | Porto Alegre | RS |
Brazil | Faculdade de Medicina do ABC - FMABC | Santo Andre | SP |
Brazil | Hospital Sao Paulo | Sao Paulo | SP |
Canada | MUCH - Montreal Neurological Institute & Hospital | Montreal | Quebec |
China | Beijing Tongren Hospital | Beijing | |
China | Beijing Tiantan Hospital,Capital Medical University | Beijing City | |
China | The First Hospital of Jilin University | Changchun City | |
China | Hunan Children's Hospital | Changsha City | |
China | Xiangya Hospital Central South University | Changsha City | |
China | West China Hospital - Sichuan University | Chengdu City | |
China | The Affiliated Hospital of Guizhou Medical University | Guiyang City | |
China | Sir Run Run Shaw Hospital | Hangzhou City | |
China | The First Affiliated Hospital Of Shandong First Medical University | Jinan City | |
China | Children's Hospital of Fudan University | Shanghai | |
China | Huashan Hospital, Fudan University | Shanghai City | |
China | Tianjin Medical University General Hospital | Tianjin | |
China | The First Affiliated Hospital of Wenzhou Medical University | Wenzhou City | |
China | Tongji Hospital Tongji Medical College Huazhong University of Science and Technology | Wuhan City | |
China | Tangdu Hospital | Xi'an City | |
Denmark | Aarhus Universitetshospital; Neurologisk Klinik | Aarhus N | |
Denmark | Rigshospitalet; Klinik for Nerve- og Muskelsygdomme | København Ø | |
France | APHP Raymond Poincare | Garches | |
France | Hopital Timone Adultes; Neurologie Mal Neuro Musculaires | Marseille | |
France | CHU de Nantes - Hotel Dieu | Nantes | |
France | CHU Nice - Hôpital Pasteur 2; SYST NERVEUX PERIPHERIQUE MUSCLE | Nice | |
France | Hopital de la Pitie Salpetriere | Paris | |
France | CHU Bordeaux | Pessac | |
Germany | St. Josef-Hospital, Klinik für Neurologie | Bochum | |
Germany | Universitätsklinikum Essen (AöR); Klinik für Neurologie | Essen | |
Germany | Univeristätsklinikum Leipzig; Klinik und Poliklinik für Neurologie | Leipzig | |
Germany | Universitätsklinikum Münster; Klinik und Poliklinik für Neurologie | Münster | |
Italy | Fond. Istituto Neurologico C.Besta; UO Neurologia IV - Neuroimmunologia Malattie Neuromuscolari | Milano | Lombardia |
Italy | Azienda Ospedaliera A. Cardarelli; Dipartimento medico polispecialistico | Napoli | Campania |
Italy | A.R.N.A.S. Civico Di Cristina Benfratelli; U.O.C. Neurologia con Stroke Unit | Palermo | Sicilia |
Italy | Fondazione Istituto Neurologico Mondino IRCCS; SC Neuroncologia e neuroinfiammazione | Pavia | Lombardia |
Italy | A.O. Sant'Andrea; UOC Neurologia, Dip. di Neuroscienze, Salute Mentale e Organi di Senso (NESMOS) | Roma | Lazio |
Italy | Ospedale Cà Foncello; S.C Neurologia | Treviso | Veneto |
Japan | Juntendo University Hospital; Neurology | Bunkyo-ku | |
Japan | Chiba University Hospital; Neurology | Chiba-shi, Chiba | |
Japan | General Hanamaki Hospital; Neurology | Hanamaki, Iwate | |
Japan | Hiroshima University Hospital | Hiroshima | |
Japan | NHO Hokkaido Medical Center | Hokkaido | |
Japan | Sapporo Medical University Hospital; Neurology | Hokkaido | |
Japan | Kagawa University Hospital; Neurology | Kagawa | |
Japan | St. Marianna University Hospital | Kanagawa | |
Japan | Saitama Medical Center; Neurology | Kawagoe-shi, Saitama | |
Japan | Nagasaki Kawatana Medical Center; Neurology | Nagasaki | |
Japan | International University of Health and Welfare Narita Hospital; Neurology | Narita, Chiba | |
Japan | Kindai University Hospital; Neurology | Osaka | |
Japan | Osaka Toneyama Medical Center; Neurology | Osaka | |
Japan | Dokkyo Medical University Saitama Medical Center; Neurology | Saitama | |
Japan | Tokyo Women's Medical University Hospital; Neurology | Shinjuku-ku | |
Japan | Seirei Hamamatsu General Hospital | Shizuoka | |
Japan | Osaka University Hospital; Neurology | Suita | |
Japan | Tokyo Medical And Dental University, Medical Hospital; Neurology | Tokyo | |
Japan | Tokyo Medical University Hospital | Tokyo | |
Korea, Republic of | Kyungpook National University Chilgok Hospital | Daegu | |
Korea, Republic of | Pusan National University Yangsan Hospital | Gyeongsangnam-do | |
Korea, Republic of | Korea University Anam Hospital | Seoul | |
Korea, Republic of | Samsung Medical Center | Seoul | |
Korea, Republic of | Seoul National University Hospital | Seoul | |
Korea, Republic of | Severance Hospital, Yonsei University Health System | Seoul | |
Netherlands | Amsterdam UMC Location AMC | Amsterdam | |
Netherlands | LUMC | Leiden | |
Poland | Klinika Neurologii Doros?ych, Uniwersyteckie Centrum Kliniczne | Gda?sk | |
Poland | Krakowska Akademia Neurologii Sp z o.o. Centrum Neurologii K | Krakow | |
Poland | Zespol Poradni Specjalistycznych - Poradnia Neurologiczna; Szpital Uniwersytecki w Krakowie | Kraków | |
Poland | Indywidualna Praktyka Lekarska Prof. Dr Hab. N. Med. Konrad Rejdak. | Lublin | |
Russian Federation | FSBHI Siberian Clinical Center of the Federal Medical and Biological Agency | Krasnoyarsk | Krasnojarsk |
Russian Federation | Krasnoyarsk State Medical Academy | Krasnoyarsk | Krasnojarsk |
Russian Federation | Research Center of Neurology; Neurology Department #5 | Moskva | Moskovskaja Oblast |
Russian Federation | Novosibirsk State Regional Clinical Hospital | Novosibirsk | |
Russian Federation | Samara Regional Clinical Hospital named after V.D. Seredavina | Samara | |
Russian Federation | National Center of Social Significant Disease | Sankt-peterburg | Leningrad |
Russian Federation | Leningrad Regional Clinical Hospital | St Petersburg | Sankt Petersburg |
Spain | Hospital de la Santa Creu i Sant Pau; Servicio de Neurologia | Barcelona | |
Spain | Hospital Universitari de Bellvitge; Servicio de Neurologia | L'Hospitalet de Llobregat | Barcelona |
Spain | Clinica Universitaria Navarra; Servicio Neurologia | Madrid | |
Spain | Hospital General Universitario Gregorio Marañon; Servicio de Neurologia | Madrid | |
Spain | Clinica Universitaria de Navarra; Servicio de Neurología | Pamplona | Navarra |
Spain | Hospital de Donostia Unidad Demencias; Consultas de Neurología | San Sebastian | Guipuzcoa |
Spain | Hospital Universitario Infanta Sofia; Servicio de Neurologia | San Sebastian de los Reyes | Madrid |
Spain | Hospital Universitario la Fe; Servicio de Neurologia | Valencia | |
Taiwan | Taipei Veterans General Hospital-Neurology | Taipei | |
Taiwan | Chang Gung Medical Foundation Linkou Branch | Taoyuan City | |
Turkey | Hacettepe University Medical Faculty; Neurology | Ankara | |
Turkey | Ege University Medical Faculty | Izmir | |
Turkey | Kocaeli University Hospital; Department of Neurology | Kocaeli | |
Turkey | Ondokuz Mayis Univ. Med. Fac.; Neurology | Samsun | |
Turkey | Karadeniz Tecnical Uni. Med. Fac.; Neurology | Trabzon | |
United States | Massachusetts General Hospital | Boston | Massachusetts |
United States | University at Buffalo / SUNY; UBMD Neurology | Buffalo | New York |
United States | NeuroScience Research Center | Canton | Ohio |
United States | University of Chicago Hospital | Chicago | Illinois |
United States | The Ohio State University Wexner Medical Center; Department of Neurology | Columbus | Ohio |
United States | University of Iowa Hospitals & Clinics; Department of Neurology | Iowa City | Iowa |
United States | University of Florida Jacksonville Physicians Inc. (UFJPI) | Jacksonville | Florida |
United States | Keck School of Medicine of USC | Los Angeles | California |
United States | Prairie Education and Research | O'Fallon | Illinois |
United States | University of California Irvine - Manchester Pavilion | Orange | California |
United States | SC3 Research Group, Inc | Pasadena | California |
United States | South Shore Neurologic Associates P.C. | Patchogue | New York |
United States | Washington University School of Medicine; Department of Neurology | Saint Louis | Missouri |
United States | UCSF Benioff Children's Hospital; Department of Pediatrics | San Francisco | California |
United States | HonorHealth Neurology | Scottsdale | Arizona |
United States | Childrens National Health Center | Washington | District of Columbia |
United States | Medical Faculty Associates Inc. | Washington | District of Columbia |
Lead Sponsor | Collaborator |
---|---|
Hoffmann-La Roche | Chugai Pharmaceutical |
United States, Argentina, Australia, Brazil, Canada, China, Denmark, France, Germany, Italy, Japan, Korea, Republic of, Netherlands, Poland, Russian Federation, Spain, Taiwan, Turkey,
Type | Measure | Description | Time frame | Safety issue |
---|---|---|---|---|
Primary | Mean change from baseline in Myasthenia Gravis Activities of Daily Living (MG-ADL) score in AChR-antibody seropositive population | Week 24 | ||
Secondary | Mean change from baseline in Quantitative Myasthenia Gravis (QMG) score | Week 24 | ||
Secondary | Mean change from baseline in Myasthenia Gravis Quality of Life 15 Scale (MG-QOL 15r) score | Week 24 | ||
Secondary | Mean change from baseline in Quality of Life in Neurological Disorders (Neuro-QoL) Fatigue Subscale score | Week 24 | ||
Secondary | Mean change from baseline in total Myasthenia Gravis Composite (MGC) score | Week 24 | ||
Secondary | Proportion of MG-ADL responders | Week 24 | ||
Secondary | Proportion of QMG responder | Week 24 | ||
Secondary | Proportion of MGC responders | Week 24 | ||
Secondary | Proportion of participants who have achieved minimal disease manifestation (total MG-ADL score of 0 or 1) | Week 24 |
Status | Clinical Trial | Phase | |
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