- ICH GCP
- Amerikanska kliniska prövningsregistret
- Klinisk prövning NCT07284420
ADAPT Forward 1 - ISA1 - en studie för att utvärdera Empasiprubart IV som tilläggsterapi till Efgartigimod IV hos deltagare med AChR-Ab-seropositiv generaliserad myasthenia gravis med partiell klinisk respons på Efgartigimod
En ISA till Master Protocol ARGX-999-2-MG-2000 för en explorativ, fas 2a, proof-of-concept-studie för att utvärdera säkerhet, tolerabilitet och effekt av Empasiprubart IV som tilläggsterapi till Efgartigimod IV hos deltagare med AChR-Ab-seropositiv generaliserad myasthenia gravis med partiell klinisk respons på Efgartigimod
This study is part of the ADAPT Forward platform study (NCT07294170). ADAPT Forward is a platform study with the aim to look at how safe different drugs are and how well they work for people with myasthenia gravis. The goal is to find the best therapeutic approach to reduce patients' side effects and improve their quality of life.
The aim of this ISA1 is to evaluate the safety and therapeutic relevance of empasiprubart as add-on therapy to efgartigimod in participants with AChR-Ab seropositive generalized myasthenia gravis.
The ADAPT Forward master protocol is registered on https://clinicaltrials.gov/study/NCT07294170
More information can be found here: https://clinicaltrials.argenx.com/adaptforward1
Studieöversikt
Status
Betingelser
Intervention / Behandling
Detaljerad beskrivning
Once the master protocol and ISA1 screening periods are completed, eligible participants can enroll in the run-in period (part A) where they will receive efgartigimod IV. Eligible participants can then continue to the add-on period (part B) where they will receive both efgartigimod IV and empasiprubart IV.
Participants who are not eligible for part B will continue directly to the safety follow-up period (part C) where they will receive efgartigimod IV only.
The study duration for each participant is approximately up to 54 weeks.
Studietyp
Inskrivning (Beräknad)
Fas
- Fas 2
Kontakter och platser
Studiekontakt
- Namn: Sabine Coppieters, MD
- Telefonnummer: 857-350-4834
- E-post: clinicaltrials@argenx.com
Studieorter
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Leuven, Belgien, 3000
- Rekrytering
- UZ Leuven - PPDS
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Kontakt:
- Kristl Claeys, MD
- Telefonnummer: +3216344278
- E-post: kristl.claeys@uzleuven.be
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California
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Carlsbad, California, Förenta staterna, 92011
- Rekrytering
- Profound Research LLC - Carlsbad
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Kontakt:
- Gregory Sahagian, MD
- Telefonnummer: 760-732-0557
- E-post: greg@profoundresearch.com
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Florida
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Miami, Florida, Förenta staterna, 33176
- Rekrytering
- Visionary Investigators Network
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Kontakt:
- Andrew Lerman, MD
- Telefonnummer: 786-655-8010
- E-post: alerman@fcneurology.net
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Tampa, Florida, Förenta staterna, 33620
- Rekrytering
- University of South Florida
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Kontakt:
- Tuan Vu, MD
- Telefonnummer: 813-974-9413
- E-post: tvu6@usf.edu
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Massachusetts
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Boston, Massachusetts, Förenta staterna, 02114-2621
- Rekrytering
- Massachusetts General Hospital
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Kontakt:
- Amanda Guidon, MD
- Telefonnummer: 617-726-3642
- E-post: aguidon@mgb.org
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Michigan
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Detroit, Michigan, Förenta staterna, 48202-2608
- Rekrytering
- Henry Ford Health Systems
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Kontakt:
- Kavita Grover, MD
- Telefonnummer: 313-916-1906
- E-post: kgrover1@hfhs.org
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Nevada
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Las Vegas, Nevada, Förenta staterna, 89106
- Rekrytering
- Profound Research LLC at Las Vegas Neurology Center
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Kontakt:
- Paul Janda, MD
- Telefonnummer: +1 857-350-4834
- E-post: Paul.Janda@profoundresearch.com
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New York
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Amherst, New York, Förenta staterna, 14226
- Rekrytering
- Dent Neurologic Institute - Amherst
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Kontakt:
- Luisa Rojas Estupinan, MD
- Telefonnummer: 716-250-2000
- E-post: aemborsky@dentinstitute.com
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North Carolina
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Chapel Hill, North Carolina, Förenta staterna, 27514-4221
- Rekrytering
- University of North Caroline at Chapel Hill-170 Manning Dr
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Kontakt:
- James Howard, MD
- Telefonnummer: +1 857-350-4834
- E-post: howardj@neurology.unc.edu
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Durham, North Carolina, Förenta staterna, 27710-0001
- Rekrytering
- Duke Early Phase Clinical Research Unit - PPDS
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Kontakt:
- Vern Juel, MD
- Telefonnummer: 919-668-6326
- E-post: vern.juel@duke.edu
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Ohio
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Cincinnati, Ohio, Förenta staterna, 45219=2364
- Rekrytering
- University of Cincinnati Medical Center - Goodman St
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Kontakt:
- Hani Kushlaf
- Telefonnummer: (513) 558-0269
- E-post: kushlaha@ucmail.uc.edu
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Columbus, Ohio, Förenta staterna, 43221-3502
- Rekrytering
- Ohio State Martha Morehouse Outpatient Care
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Kontakt:
- Miriam Freimer, MD
- Telefonnummer: 614-293-4969
- E-post: Miriam.Freimer@osumc.edu
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Tennessee
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Chattanooga, Tennessee, Förenta staterna, 37403
- Rekrytering
- Erlanger Health System
-
Kontakt:
- Joshua Alpers, MD
- Telefonnummer: 423-778-3900
- E-post: joshua.alpers@erlanger.org
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Texas
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Austin, Texas, Förenta staterna, 78756
- Rekrytering
- National Neuromuscular Research Institute
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Kontakt:
- Yessar Hussain, MD
- Telefonnummer: 512-920-0140
- E-post: marisol@austinneuromuscle.com
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San Antonio, Texas, Förenta staterna, 78229
- Rekrytering
- University of Texas- San Antonio - Health Science Center - PPDS
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Kontakt:
- Ratna Bhavaraju-Sanka, MD
- Telefonnummer: 210-567-8229
- E-post: BhavarajuSan@uthscsa.edu
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Athens, Grekland, 115 28
- Rekrytering
- Eginitio Hospital
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Kontakt:
- Vasiliki Zouvelou, MD
- Telefonnummer: +306978000000
- E-post: vzouvelu@med.uoa.gr
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Thessaloniki, Grekland, 546 36
- Rekrytering
- AHEPA University General Hospital of Thessaloniki
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Kontakt:
- Marianthi Arnaoutoglou, MD
- Telefonnummer: +30 6937099722
- E-post: marnaoutoglou@yahoo.com
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Milan, Italien, 20133
- Rekrytering
- Fondazione IRCCS Istituto Neurologico Carlo Besta
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Kontakt:
- Carlo Antozzi, MD
- Telefonnummer: 857-350-4834
- E-post: clinicaltrials@argenx.com
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Naples, Italien, 80131
- Rekrytering
- AORN Antonio Cardarelli
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Kontakt:
- Francesco Habetswallner, MD
- E-post: francesco.habetswallner@aocardarelli.it
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Lombardy
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Bergamo, Lombardy, Italien, 24127
- Rekrytering
- ASST Papa Giovanni XXIII - Ospedale Papa Giovanni XXIII
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Kontakt:
- Giorgia Camera, MD
- Telefonnummer: 857-350-4834
- E-post: clinicaltrials@argenx.com
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Hanamaki, Japan, 025-0075
- Rekrytering
- General Hanamaki Hospital - Kajomachi
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Kontakt:
- Kimiaki Utsugisawa, MD
- E-post: kutsugisawa@gmail.com
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Narita, Japan, 286-8520
- Rekrytering
- IUHW Narita Hospital
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Kontakt:
- Hiroyuki Murai, MD
- E-post: murai@iuhw.ac.jp
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Ibaraki
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Tsukuba, Ibaraki, Japan, 305-8576
- Rekrytering
- University of Tsukuba Hospital
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Kontakt:
- Shinji Saiki, MD
- Telefonnummer: +1 857-350-4834
- E-post: clinicaltrials@argenx.com
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Kanagawa
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Kawasaki-shi, Kanagawa, Japan, 216-8511
- Rekrytering
- St. Marianna University Hospital
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Kontakt:
- Kenzo Sakurai, MD
- Telefonnummer: +1 857-350-4834
- E-post: clinicaltrials@argenx.com
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Miyagi
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Sendai, Miyagi, Japan, 983-0045
- Rekrytering
- National Hospital Organization Sendai Medical Center
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Kontakt:
- Yasushi Suzuki, MD
- Telefonnummer: +1 857-350-4834
- E-post: clinicaltrials@argenx.com
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Warsaw, Polen, 00-665
- Rekrytering
- Warszawski Uniwersytet Medyczny
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Kontakt:
- Anna Kostera-Pruszczyk, MD
- Telefonnummer: +48 22 599 2858
- E-post: anna.kostera-pruszczyk@wum.edu.pl
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Kuyavian-Pomeranian Voivodeship
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Bydgoszcz, Kuyavian-Pomeranian Voivodeship, Polen
- Rekrytering
- MICS Centrum Medyczne Bydgoszcz
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Kontakt:
- Lukasz Rzepiński, MD
- Telefonnummer: +48523401414
- E-post: lukasz.rzepinski@mics.medicover.com
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Silesian Voivodeship
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Katowice, Silesian Voivodeship, Polen, 40-689
- Rekrytering
- Centrum Medyczne Neurologia Slaska
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Kontakt:
- Marek Smilowski, MD
- Telefonnummer: +48500282494
- E-post: marek.smilowski@neurologiaslaska.pl
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Barcelona, Spanien, 08041
- Rekrytering
- Hospital de La Santa Creu i Sant Pau
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Kontakt:
- Elena Cortes Vicente, MD
- E-post: ecortes@santpau.cat
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Malaga
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Málaga, Malaga, Spanien, 29010
- Rekrytering
- Hospital Regional Universitario de Malaga - Hospital General
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Kontakt:
- Guillermina Garcia Martin, MD
- Telefonnummer: +34951291135
- E-post: guille.garcia.eecc@gmail.com
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Berlin, Tyskland, 10117
- Rekrytering
- Charité - Universitätsmedizin Berlin
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Kontakt:
- Sarah Hoffmann, MD
- Telefonnummer: +49 30 450 539734
- E-post: sarah.hoffmann@charite.de
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Göttingen, Tyskland, 37075
- Rekrytering
- Universitätsmedizin Göttingen
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Kontakt:
- Jana Zschuentzsch, MD
- Telefonnummer: +49551399889
- E-post: j.zschuentzsch@med.uni-goettingen.de
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Würzburg, Tyskland, 97080
- Rekrytering
- Universitätsklinikum Würzburg
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Kontakt:
- Axel Haarmann, MD
- Telefonnummer: +4993120123595
- E-post: haarmann_a@ukw.de
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Deltagandekriterier
Urvalskriterier
Åldrar som är berättigade till studier
Tar emot friska volontärer
Kön som är behöriga för studier
Beskrivning
Inclusion Criteria:
- Is seropositive for anti-acetylcholine receptor antibodies (AChR-Ab)
- Has confirmed diagnosis of gMG and is Myasthenia Gravis Foundation of America (MGFA) Class II, III, IVa, or IVb
- Has documented immunization against encapsulated bacterial pathogens (Neisseria meningitidis and Streptococcus pneumoniae) within 5 years of ISA screening or is willing to receive immunization at least 14 days before the first study drug administration
Exclusion Criteria:
- Clinical diagnosis of systemic lupus erythematosus (SLE)
- Any known complement deficiency
- Current administration of a complement inhibitor or received zilucoplan or eculizumab <2 months or ravulizumab <6 months before the first study drug administration
- Patients proven to be refractory to efgartigimod (ie, not achieving a clinically meaningful improvement in total Myasthenia Gravis Activities of Daily Living (MG-ADL) score defined as an improvement of ≥2 points)
Studieplan
Hur är studien utformad?
Designdetaljer
- Primärt syfte: Behandling
- Tilldelning: N/A
- Interventionsmodell: Enskild gruppuppgift
- Maskning: Ingen (Open Label)
Vapen och interventioner
Deltagargrupp / Arm |
Intervention / Behandling |
|---|---|
|
Experimentell: Efgartigimod IV + Empasiprubart IV
Participants receive efgartigimod IV in part A, B and C and empasiprubart IV in part B |
Intravenous infusion of empasiprubart Intravenous infusion of efgartigimod |
|
Experimentell: Efgartigimod IV (part A + C)
Participants not eligible for part B, receiving efgartigimod IV in part A and C |
Intravenous infusion of efgartigimod |
Vad mäter studien?
Primära resultatmått
Resultatmått |
Tidsram |
|---|---|
|
Förekomst av biverkningar och allvarliga biverkningar i del A och B
Tidsram: Upp till 21 veckor
|
Upp till 21 veckor
|
Sekundära resultatmått
Resultatmått |
Åtgärdsbeskrivning |
Tidsram |
|---|---|---|
|
MG-ADL total score change from baseline at week 18 in part B (cycle 2 day 29) compared with MG ADL total score change from baseline at week 4 in part A
Tidsram: Up to 18 weeks
|
The Myasthenia Gravis Activities of Daily Living (MG- ADL) scale is an 8-item instrument used to assess MG symptoms and their effects on daily activities. The total score ranges from 0 (normal symptoms) to 24 (most severe symptoms) |
Up to 18 weeks
|
|
Proportion of participants reaching MSE at any point in part B cycles 1 and 2, and part B cycles 1 or 2
Tidsram: Up to 21 weeks
|
MSE: Minimal symptom expression |
Up to 21 weeks
|
|
MG-ADL total score changes from baseline over time in part B compared with part A
Tidsram: Up to 21 weeks
|
The Myasthenia Gravis Activities of Daily Living (MG- ADL) scale is an 8-item instrument used to assess MG symptoms and their effects on daily activities. The total score ranges from 0 (normal symptoms) to 24 (most severe symptoms) |
Up to 21 weeks
|
|
QMG total score change from baseline at week 18 in part B (cycle 2 day 29) compared with QMG total score change from baseline at week 4 in part A
Tidsram: Up to 18 weeks
|
The Quantitative myasthenia gravis (QMG) includes 13 items that measure endurance or fatigability and accounts for fluctuations in disease state. The total score ranges from 0 (no disease severity) to 39 (highest disease severity) |
Up to 18 weeks
|
|
QMG total score changes from baseline over time in part B compared with part A
Tidsram: Up to 21 weeks
|
The Quantitative myasthenia gravis (QMG) includes 13 items that measure endurance or fatigability and accounts for fluctuations in disease state. The total score ranges from 0 (no disease severity) to 39 (highest disease severity) |
Up to 21 weeks
|
|
Proportion of participants who have a 50% MG ADL total score improvement in part B cycles 1 and 2
Tidsram: Up to 21 weeks
|
The Myasthenia Gravis Activities of Daily Living (MG ADL) scale is an 8-item instrument used to assess MG symptoms and their effects on daily activities. The total score ranges from 0 (normal symptoms) to 24 (most severe symptoms) |
Up to 21 weeks
|
|
Proportion of participants who have positive PASS in part B cycles 1 and 2, and part B cycles 1 or 2
Tidsram: Up to 21 weeks
|
PASS: Patient acceptable symptom state |
Up to 21 weeks
|
Samarbetspartners och utredare
Sponsor
Publikationer och användbara länkar
Användbara länkar
Studieavstämningsdatum
Studera stora datum
Studiestart (Faktisk)
Primärt slutförande (Beräknad)
Avslutad studie (Beräknad)
Studieregistreringsdatum
Först inskickad
Först inskickad som uppfyllde QC-kriterierna
Första postat (Faktisk)
Uppdateringar av studier
Senaste uppdatering publicerad (Faktisk)
Senaste inskickade uppdateringen som uppfyllde QC-kriterierna
Senast verifierad
Mer information
Termer relaterade till denna studie
Ytterligare relevanta MeSH-villkor
- Sjukdomar i nervsystemet
- Neoplasmer efter plats
- Neoplasmer
- Neuromuskulära sjukdomar
- Autoimmuna sjukdomar
- Immunsystemets sjukdomar
- Autoimmuna sjukdomar i nervsystemet
- Neurodegenerativa sjukdomar
- Paraneoplastiska syndrom, nervsystemet
- Neoplasmer i nervsystemet
- Paraneoplastiska syndrom
- Neuromuskulära kopplingssjukdomar
- Myasthenia Gravis
Andra studie-ID-nummer
- ARGX-999-2-MG-20001
- 2025-522492-28-00 (Ctis)
- 2025 (U.S.S. NIH-anslag/kontrakt)
Plan för individuella deltagardata (IPD)
Planerar du att dela individuella deltagardata (IPD)?
Läkemedels- och apparatinformation, studiedokument
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