- ICH GCP
- US Clinical Trials Registry
- Klinisk forsøg NCT05225675
Et klinisk forsøg til undersøgelse af sikkerhed og tolerabilitet, effektivitet, farmakokinetik, farmakodynamik og immunogenicitet af 2 dosisregimer af ARGX-117 hos voksne med multifokal motorisk neuropati (ARDA)
Et fase 2, randomiseret, dobbeltblindet, placebokontrolleret, parallelgruppe, multicenterforsøg til evaluering af sikkerhed og tolerabilitet, effektivitet, farmakokinetik, farmakodynamik og immunogenicitet af 2 dosisregimer af ARGX-117 hos voksne med multifokal motorisk neuropati
Studieoversigt
Status
Betingelser
Intervention / Behandling
Undersøgelsestype
Tilmelding (Faktiske)
Fase
- Fase 2
Kontakter og lokationer
Studiesteder
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Ghent, Belgien, 9000
- AZ Sint-Lucas
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Québec, Canada, H4A 3TA
- Genge Partners Montreal
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Toronto, Canada, M5G 2C4
- Toronto General Hospital
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Glasgow, Det Forenede Kongerige, G51 4TF
- Queen Elisabeth University Hospital
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London, Det Forenede Kongerige, ZC1N 3BG
- University College London Hospital
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Oxford, Det Forenede Kongerige, OX3 9DU
- Oxford University Hospitals NHS Trust-Jonh Radcliffe Hospital
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Arizona
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Scottsdate, Arizona, Forenede Stater, 85251
- HonorHealth Research Institute-Neuroscience Research
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California
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San Francisco, California, Forenede Stater, 94109
- California Pacific Medical Center-Forbes Norris MDA/ALS Research Center
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District of Columbia
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Washington D.C., District of Columbia, Forenede Stater, 20037
- George Washington Medical Faculty Associates
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Florida
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Maitland, Florida, Forenede Stater, 32751
- HonorHealth Research Institute-Neuroscience Research
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Tampa, Florida, Forenede Stater, 33612
- University of South Florida Carol and Frank Morsani Center for Advanced Healthcare
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Illinois
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Glenview, Illinois, Forenede Stater, 60026
- NorthShore University HealthSystem
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Kansas
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Kansas City, Kansas, Forenede Stater, 66160
- University of Kansas Medical Center
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Minnesota
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Minneapolis, Minnesota, Forenede Stater, 55414
- University of Minnesota Delware Clinic Research Unit
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North Carolina
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Chapel Hill, North Carolina, Forenede Stater, 27514
- University of North Carolina at Chapel Hill
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Ohio
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Cleveland, Ohio, Forenede Stater, 44195
- Cleveland Clinic
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Pennsylvania
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Philadelphia, Pennsylvania, Forenede Stater, 19104
- Perelman Center for Advanced Medicine-University of Penssylvania
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Texas
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Austin, Texas, Forenede Stater, 78756
- Austin Neuromuscular Center
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West Virginia
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Morgantown, West Virginia, Forenede Stater, 26506
- West Virginia University Medicine
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Bordeaux, Frankrig, 33076
- CHU de Bordeaux-Hopital Pellegrin
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Lille, Frankrig, 59037
- CHRU de Lille-Hopital Roger Salengro
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Nice, Frankrig, 06001
- CHU de Nice-Hopital Pasteur 2
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Paris, Frankrig, 75651
- Hôpital Pitié Salpetrière
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Amsterdam, Holland, 1105 AZ
- Amsterdam UMC location AMC, Dep of Neurology
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Utrecht, Holland, 3584 CX
- University Medical Centre Utrecht
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Milan, Italien, 20132
- Irccs Ospedale San Raffaele
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Pisa, Italien, 56126
- Azienda Ospedaliero Univeritaria Pisana-UOS Neurologia
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Rome, Italien, 00189
- Azienda Ospedaliera Sant'Andrea-UOS Malattie Neuromuscolari
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Rozzano, Italien, 20089
- Instituto Clinico Humanitas (IRCCS)
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Krakow, Polen, 31-426
- Michalscy I Partnerzy Lekarze Spolka Partnerska
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Warsaw, Polen, 02-097
- Uniwersyteckie centrum kliniczne Warszawskiego
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Barcelona, Spanien, 08035
- Hospital Universitario Vall d'Herbon
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Barcelona, Spanien, 08041
- Hospital de la Santa Creu I Santa Pau -Sevicio Neurologia
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Valencia, Spanien, 46026
- Hospital Universitari I Politecnic La Fe de Valencia-Servicio Neurologia
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Bochum, Tyskland, 44791
- Katholisches Klinikum Bochum
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Essen, Tyskland, 45147
- Universitätsklinikum Essen
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Göttingen, Tyskland, 37075
- Universitatsmedzin Gottingen, Klinik fur Neurologie
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Hanover, Tyskland, 30625
- Medizinische Hochschule Hannover Klinik Fur Neurologie
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Münster, Tyskland, 48419
- Universitätsklinikum Münster
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Vienna, Østrig, 1090
- Medizinische Universitat Wien Universitatsklienik fur Neurologie
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Deltagelseskriterier
Berettigelseskriterier
Aldre berettiget til at studere
Tager imod sunde frivillige
Beskrivelse
Inklusionskriterier:
- I stand til at give underskrevet informeret samtykkeformular (ICF)
- Mand/kvinde mindst 18 år på det tidspunkt, hvor den informerede samtykkeformular (ICF) underskrives
- Sandsynlig eller bestemt MMN i henhold til European Federation of Neurological Societies (EFNS)/Peripheral Nerve Society (PNS) (EFNS/PNS) retningslinjer for 2010 ved screening bekræftet af MMN Confirmation Committee (MCC)
- Modtagelse af et stabilt IVIg-regime før screening
- IVIg-behandlingsafhængighedsbekræftelse af MMN Confirmation Committee (MCC)
- Immunisering med den første meningokokvaccine og pneumokokvaccine og den enkelte Haemophilus influenza type B-vaccine skal udføres mindst 14 dage før IMP-administration ved V1 i henhold til lokale landespecifikke immuniseringsplaner. En dokumenteret historie med vaccination mod Neisseria meningitides, Haemophilus influenza type B og streptokok lungebetændelse vil være tilladt
- Præventionsbrug af mænd og kvinder bør være i overensstemmelse med lokale regler vedrørende præventionsmetoder for dem, der deltager i kliniske undersøgelser
Ekskluderingskriterier:
- Enhver sameksisterende tilstand, der kan forstyrre resultatvurderingerne
- Kliniske tegn eller symptomer, der tyder på andre neuropatier end MMN, såsom motorneuronsygdom eller andre inflammatoriske neuropatier
- Alvorlig psykiatrisk lidelse, historie med selvmordsforsøg eller aktuelle selvmordstanker, der efter investigatorens mening kunne skabe unødig risiko for deltageren eller kunne påvirke overholdelse af forsøgsprotokollen.
- Klinisk signifikant ukontrolleret aktiv eller kronisk bakteriel, viral eller svampeinfektion under screenings- og/eller IVIg-monitoreringsperioden (IVMP).
- Enhver anden kendt autoimmun sygdom, som efter investigatorens mening ville forstyrre en nøjagtig vurdering af kliniske symptomer på MMN eller sætte deltageren i unødig risiko (f.eks. SLE).
Anamnese med malignitet, medmindre det er løst ved passende behandling uden tegn på recidiv i ≥3 år før den første administration af IMP. Deltagere med følgende karcinomer vil være berettigede:
- Tilstrækkeligt behandlet basalcelle- eller pladecellehudkræft
- Carcinom in situ af livmoderhalsen
- Carcinom in situ af brystet
- Tilfældigt histologisk fund af prostatacancer
- Klinisk bevis for andre betydelige alvorlige sygdomme, har haft en nylig større operation (herunder en splenektomi på ethvert tidspunkt), eller som har en anden tilstand efter investigatorens mening, der kunne forvirre resultaterne af forsøget eller sætte deltageren i unødig situation risiko
Forudgående/samtidig behandling
- Cyclophosphamid og/eller rituximab og/eller eculizumab og/eller mycophenolatmofetil inden for 3 måneder før screening
- Brug af et forsøgsprodukt inden for 3 måneder eller 5 halveringstider (alt efter hvad der er længst) før den første dosis af IMP.
Positiv serumtest ved screening for en aktiv virusinfektion med en af følgende tilstande:
- Hepatitis B-virus (HBV), der er tegn på en akut eller kronisk infektion
- Hepatitis C-virus (HCV) baseret på HCV-antistofassay
- HIV baseret på testresultater, der er forbundet med en AIDS-definerende tilstand
- Aktuel eller historie med (dvs. inden for 12 måneder efter screening) alkohol-, stof- eller medicinmisbrug
- Kendt overfølsomhedsreaktion over for 1 af komponenterne i IMP eller et eller flere af dets hjælpestoffer
- Kvindelige deltagere med en positiv serum- eller uringraviditetstest, ammende kvinder og dem, der har til hensigt at blive gravide under forsøget eller inden for 12 måneder efter sidste dosis af IMP
- ALAT eller ASAT ≥2 × øvre grænse for normal og total bilirubin ≥1,5 × øvre normalgrænse for det centrale laboratoriereferenceområde
- En estimeret glomerulær filtrationshastighed på ≤60 mL/min/1,73m2
Studieplan
Hvordan er undersøgelsen tilrettelagt?
Design detaljer
- Primært formål: Behandling
- Tildeling: Randomiseret
- Interventionel model: Parallel tildeling
- Maskning: Firedobbelt
Våben og indgreb
Deltagergruppe / Arm |
Intervention / Behandling |
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Eksperimentel: ARGX-117
Intravenøs administration af ARGX-117
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Intravenøs administration af ARGX-117
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Placebo komparator: Placebo
Intravenøs administration af placebo
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Intravenøs administration af placebo
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Hvad måler undersøgelsen?
Primære resultatmål
Resultatmål |
Foranstaltningsbeskrivelse |
Tidsramme |
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Number of Participants With AEs and SAEs
Tidsramme: Up to 80 weeks
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AE : Adverse Events, SAE: Serious Adverse Events
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Up to 80 weeks
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Sekundære resultatmål
Resultatmål |
Foranstaltningsbeskrivelse |
Tidsramme |
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Time to the First Retreatment With IVIg
Tidsramme: Up to 16 weeks
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The time to first retreatment with intravenous immunoglobulin (IVIg) is defined as the time from the last IVIg administration before randomization until the first IVIg retreatment during the 16-week treatment period
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Up to 16 weeks
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Time-to-relapse
Tidsramme: Up to 16 weeks
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Time-to-relapse is defined as the time from randomization until a participant met the threshold for clinically meaningful deterioration
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Up to 16 weeks
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iAUC of the Change From Baseline in mMRC-10 Sum Score
Tidsramme: Up to 16 weeks
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The Modified Medical Research Council (mMRC)-10 sum score assesses muscle strength of 10 muscles groups, both sides (left and right).
A score between 0 (paralysis) and 5 (normal strength) is assigned for each muscle group.
A higher value indicates better muscle strength.
The total score, ranging from 0 to 100, is based on the sum of both the left and right side of the body.
The Incremental Area Under Curve (iAUC) is the area under the curve of the change from baseline in the Modified Medical Research Council (mMRC)-10 score.
A positive AUC indicates a favorable outcome while a negative AUC indicates an unfavorable outcome.
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Up to 16 weeks
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Change From Baseline in the Average Score of the 2 Most Important Muscle Groups as Assessed by the mMRC-14 Sum Score
Tidsramme: At week 16
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The Modified Medical Research Council (mMRC)-14 assesses muscle strength of 14 muscles groups, both sides (left and right).
A score between 0 and 5 (normal strength) is assigned.
This endpoint is the change from baseline in the average score of the 2 most important muscle groups affected by the disease.
It ranges between 0 and 5.
A change of more than 0 represents an improvement in strength, and a change less than 0 represents worsening.
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At week 16
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Change From Baseline in the mMRC-14 Sum Score
Tidsramme: At week 16
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The Modified Medical Research Council (mMRC)-14 scores range from 0 to 140 with a higher score representing better muscle strength.
A change of more than 0 represents an improvement in strength, and a change less than 0 represents worsening.
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At week 16
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Proportion of Participants Showing a Deterioration of at Least 2 Points as Assessed by the mMRC-10 Sum Score
Tidsramme: Up to 16 weeks
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The Modified Medical Research Council (mMRC)-10 scores evaluates motor strength/weakness from 10 predetermined muscle groups.
A higher proportion of participants showing a deterioration represents a worsening of the outcome.
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Up to 16 weeks
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iAUC of the Change From Baseline in GS Daily Average
Tidsramme: Up to 16 weeks
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Measurement of grip strength (GS) has been done using the Martin vigorimeter in kPa.
The incremental Area Under Curve (iAUC) is the area under the curve of the change from baseline of GS daily average.
The 3 daily measurements of GS from the left hand and the 3 daily measurements of GS from the right hand have been recorded and the daily average for the left hand and right hand has been calculated, respectively.
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Up to 16 weeks
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Percent Change From Baseline in GS 3-day Moving Average
Tidsramme: At week 16
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Measurement of grip strength (GS) has been done using the Martin vigorimeter in kPa. The 3 daily measurements of GS from the left hand and the 3 daily measurements of GS from the right hand have been recorded and the daily average for the left hand and right hand has been calculated, respectively. A 3-day moving average has been generated based on the average over the last 3 days of the obtained daily averages for each hand. |
At week 16
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Change From Baseline in the MMN-RODS Centile Score
Tidsramme: At week 16
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The Rasch-built Overall Disability Scale for MMN (MMN-RODS) is a disease-specific PRO instrument constructed to capture activity limitations in patients with MMN.
Raw sum scores of the 25-item MMN-RODS (range, 0-50) were converted to a centile metric score ranging from 0 to 100.
Lower scores indicated a greater degree of disability.
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At week 16
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Percent Change From Baseline in the Average Time for Upper Extremity (Arm and Hand) Function
Tidsramme: At week 16
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The 9-Hole Peg Test (9-HPT) results are based on the time to complete the assessment with a shorter time representing better muscle strength.
A change of less than 0 represents an improvement in strength, and a change more than 0 represents worsening.
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At week 16
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Proportion of Participants by Level of Severity on Each Dimension of the EQ-5D-5L Scale
Tidsramme: At week 16
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The EuroQol 5-Dimension 5-Level (EQ-5D-5L) scale includes five dimensions: mobility, self-care, usual activities, pain or discomfort, and anxiety or depression.
Each dimension is ranked with a level 1-5 with level 1 being no problems and level 5 representing extreme problems.
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At week 16
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Change From Baseline in Quality of Life Using EQ-5D-5L Visual Analog Scale
Tidsramme: At week 16
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The EQ-5D-5L visual analog scale is from 0-100 with 0 representing the worst health.
A change of more than 0 represents an improvement in health, and a change of less than 0 represents worsening.
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At week 16
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Change From Baseline in the CAP-PRI
Tidsramme: At week 16
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The Chronic Acquired Polyneuropathy Patient-reported Index (CAP-PRI) assesses disease-specific quality of life.
This instrument includes the assessment of 15 items yielding a total score ranging from 0 to 30.
A change of less than 0 represents an improvement in health, and a change more than 0 represents worsening.
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At week 16
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Proportion of Participants by Level of Improvement Using the PGI-C Scale
Tidsramme: Up to 16 weeks
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Patient Global Impression of Change (PGI-C) scale ranks a patients condition from 1-7 with 1 representing the most improvement and 7 representing the most decline in their condition.
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Up to 16 weeks
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Change From Baseline in the 9-item FSS Average Total Score
Tidsramme: Up to 16 weeks
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9-item Fatigue Severity Scale (FSS) average score is the sum of the 9 items divided by the number of items.
It ranges from 0 to 7 a higher score representing more severe fatigue.
A change of less than 0 indicates an improvement.
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Up to 16 weeks
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Percent of Total Hours for Work-related and Household Chore Activities Lost, as Part of the HRPQ
Tidsramme: Up to 16 weeks
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The Health-Related Productivity Questionnaire (HRPQ) provides data related to missed hours at work or educational activities and reduced effectiveness during any attempted work.
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Up to 16 weeks
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Change From Baseline in Effectiveness, Side Effects, Convenience, and Overall Satisfaction Scores as Assessed by the TSQM-14
Tidsramme: Up to 16 weeks
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Each Treatment Satisfaction Questionnaire for Medication-14 items (TSQM-14) domain score ranges from 0-100 with higher scores representing greater satisfaction with the treatment.
A change greater than 0 indicates an improvement in satisfaction.
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Up to 16 weeks
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Maximum Empasiprubart Serum Concentrations (Cmax)
Tidsramme: Up to 16 weeks
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Up to 16 weeks
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Percent Change From Baseline in Free C2, Total C2, and Functional Complement Activity (CH50)
Tidsramme: At week 16
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At week 16
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Incidence of Antidrug Antibodies (ADA) Against Empasiprubart
Tidsramme: Up to 16 weeks
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Up to 16 weeks
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Samarbejdspartnere og efterforskere
Sponsor
Datoer for undersøgelser
Studer store datoer
Studiestart (Faktiske)
Primær færdiggørelse (Faktiske)
Studieafslutning (Faktiske)
Datoer for studieregistrering
Først indsendt
Først indsendt, der opfyldte QC-kriterier
Først opslået (Faktiske)
Opdateringer af undersøgelsesjournaler
Sidste opdatering sendt (Faktiske)
Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier
Sidst verificeret
Mere information
Begreber relateret til denne undersøgelse
Yderligere relevante MeSH-vilkår
Andre undersøgelses-id-numre
- ARGX-117-2002
Plan for individuelle deltagerdata (IPD)
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Kliniske forsøg med Multifokal motorisk neuropati
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Seattle Children's HospitalAfsluttet
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Riphah International UniversityAfsluttetAktivitet, MotorPakistan
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University of NebraskaIkke rekrutterer endnuMotor funktionForenede Stater
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University of ExtremaduraUkendt
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Medical University of South CarolinaEunice Kennedy Shriver National Institute of Child Health and Human Development...Trukket tilbage
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Atlas UniversityAfsluttet
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El-Sahel Teaching HospitalAfsluttet
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Erasmus Medical CenterRekruttering
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Universidade Estadual de Ciências da Saúde de AlagoasAline Carabl de Oliveira; José Fernando ColafêminaAfsluttetFremkaldte Potentialer, Motor, VestibulærBrasilien
Kliniske forsøg med ARGX-117
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argenxAfsluttet
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argenxAktiv, ikke rekrutterendeForsinket graftfunktionForenede Stater, Spanien, Belgien, Australien, Sverige, Frankrig, Portugal, Østrig, Brasilien, Canada, Italien
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argenxAktiv, ikke rekrutterendeMultifokal motorisk neuropati (MMN)Spanien, Det Forenede Kongerige, Forenede Stater, Tyskland, Italien, Holland, Belgien, Frankrig, Canada, Polen, Østrig
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argenxAktiv, ikke rekrutterendeMyositis | DermatomyositisForenede Stater, Italien, Polen, Spanien, Georgien, Grækenland, Moldova
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Guangzhou University of Traditional Chinese MedicineUkendt
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Guangzhou University of Traditional Chinese MedicineLiaoning Tumor Hospital & Institute; Zhongshan People's Hospital, Guangdong... og andre samarbejdspartnereUkendtOkklusion og stenose af uspecificeret cerebral arterie
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Addpharma Inc.Tilmelding efter invitationBlandet dyslipidæmi | Fødevirkningsundersøgelse af AD-117Sydkorea
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Taiho Oncology, Inc.AfsluttetAvancerede eller metastatiske solide tumorer uanset genændringer | Avancerede eller metastatiske solide tumorer med Germline PTEN-inaktiverende mutationerForenede Stater, Det Forenede Kongerige, Østrig, Frankrig
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OncoVerity, Inc.Janssen Research & Development, LLC; argenxAfsluttet
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Yonsei UniversityAfsluttet