Actively Recruiting

Phase 2
Age: 18Years +
All Genders
NCT06655155

A Study to Assess the Efficacy and Safety of Efgartigimod PH20 SC in Adults With Systemic Sclerosis

Led by argenx · Updated on 2026-04-23

81

Participants Needed

74

Research Sites

146 weeks

Total Duration

On this page

AI-Summary

What this Trial Is About

The main purpose of this study is to evaluate the effect and safety of efgartigimod PH20 SC compared to placebo in adults with systemic sclerosis. The study consists of a screening period, a treatment period of up to 48 weeks and a safety follow-up period. After the screening period, eligible participants will be randomized in a 2:1 ratio to receive either efgartigimod PH20 SC or placebo. The total study duration can be up to approximately 15 months. More information can be found on: https://clinicaltrials.argenx.com/esscape

CONDITIONS

Official Title

A Study to Assess the Efficacy and Safety of Efgartigimod PH20 SC in Adults With Systemic Sclerosis

Who Can Participate

Age: 18Years +
All Genders

Eligibility Criteria

Eligible

You may qualify if you...

  • Aged 18 years or older and meet local legal consent age for clinical studies
  • Diagnosed with diffuse or limited systemic sclerosis fulfilling 2013 ACR/EULAR classification criteria
  • Positive antinuclear antibodies (ANA) test with titer of at least 1:160
  • Health Assessment Questionnaire-Disability Index (HAQ-DI) score of at least 0.5 OR Patient Global Assessment (PGA) score of at least 3
  • Modified Rodnan Skin Score (mRSS) between 15 and 35
  • For anti-RNA polymerase III negative participants, first non-Raynaud's symptom less than 5 years before screening; for positive participants, less than 2 years before screening
  • At least one injection site with uninvolved or mildly thickened skin area
Not Eligible

You will not qualify if you...

  • Isolated anticentromere antibodies (ACA) seropositivity
  • Significant pulmonary arterial hypertension
  • Severe digital vasculopathy in the past 3 months
  • Skin thickening caused by scleroderma mimics or localized scleroderma
  • Scleroderma renal crisis in the past 6 months
  • Having another rheumatic autoimmune disease except secondary Sj�f6gren's syndrome or fibromyalgia

AI-Screening

AI-Powered Screening

Complete this quick 3-step screening to check your eligibility

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Trial Site Locations

Total: 74 locations

1

Arizona Arthritis and Rheumatology Associates

Phoenix, Arizona, United States, 85032-9306

Actively Recruiting

2

UCLA Ronald Reagan University of California Los Angeles Medical Center

Los Angeles, California, United States, 90095

Actively Recruiting

3

IRIS Research and Development LLC

Plantation, Florida, United States, 33324

Actively Recruiting

4

University of Illinois Health Outpatient Care Center

Chicago, Illinois, United States, 60612

Actively Recruiting

5

DelRicht Research, LLC

New Orleans, Louisiana, United States, 70112

Actively Recruiting

6

Johns Hopkins Asthma and Allergy Center

Baltimore, Maryland, United States, 21224

Actively Recruiting

7

Thomas Jefferson University

Columbia, Maryland, United States, 21044

Actively Recruiting

8

University of Michigan Hospital

Ann Arbor, Michigan, United States, 48109

Actively Recruiting

9

Perelman Center for Advanced Medicine

Philadelphia, Pennsylvania, United States, 19104

Actively Recruiting

10

Aprillus Asistencia e Investigacion

Buenos Aires, Argentina, C1046AAQ

Actively Recruiting

11

Instituto de Investigación Clínica TyT

Buenos Aires, Argentina, C1405BFN

Actively Recruiting

12

Consultorios Médicos Dr. Doreski - Fundacion Respirar

Buenos Aires, Argentina, C1426ABP

Actively Recruiting

13

Hospital General de Agudos Dr. José María Ramos Mejia

Buenos Aires, Argentina

Actively Recruiting

14

Sanatorio Allende S.A.

Córdoba, Argentina, 5000

Actively Recruiting

15

Clínica Mayo de U.M.C.B. S.R.L

San Miguel de Tucumán, Argentina, T4000IHE

Actively Recruiting

16

Centro de Investigaciones Médicas Tucumán

San Miguel de Tucumán, Argentina, T4000IKJ

Actively Recruiting

17

UZ Gent

Ghent, Belgium, 9000

Actively Recruiting

18

UZ Brussel

Jette, Belgium, 1090

Actively Recruiting

19

Medical Center Artmed OOD

Plovdiv, Bulgaria, 4002

Actively Recruiting

20

Diagnostic Consultative Center Convex EOOD

Sofia, Bulgaria, 1680

Actively Recruiting

21

BIOCINETIC Ltda

Santiago, Chile, 8320000

Actively Recruiting

22

Centro de Investigaciones Clinicas UC (CICUC)

Santiago, Chile, 8330034

Actively Recruiting

23

Centro de especialidades médicas Vanguardia

Temuco, Chile, 4810345

Actively Recruiting

24

Clinical Hospital Centre Osijek

Osijek, Croatia, 31000

Actively Recruiting

25

University Hospital of Split

Split, Croatia, 21000

Actively Recruiting

26

General Hospital Zadar

Zadar, Croatia, 23000

Actively Recruiting

27

Revmatologicky Ustav

Prague, Czechia, 140 59

Actively Recruiting

28

Rigshospitalet

Copenhagen, Denmark, 2100

Actively Recruiting

29

CHU de Bordeaux - Hôpital Pellegrin

Bordeaux, France, 33000

Actively Recruiting

30

CHU de Lille - Hopital Claude Huriez

Lille, France, 59000

Actively Recruiting

31

CHU de Strasbourg - Hôpital de Hautepierre

Marseille, France, 13274

Actively Recruiting

32

CHU de Montpellier- Hôpital Saint Eloi

Montpellier, France, 34090

Actively Recruiting

33

AP-HP - Hôpital Cochin - Port-Royal, site Cochin

Paris, France, 75014

Actively Recruiting

34

Universitätsklinikum Schleswig-Holstein - Campus Lübeck

Lübeck, Germany, 23562

Actively Recruiting

35

Mühlenkreiskliniken - Johannes Wesling Klinikum Minden

Minden, Germany, 32429

Actively Recruiting

36

Universitätsklinikum Tübingen

Tübingen, Germany, 72076

Actively Recruiting

37

Olympion General Clinic

Pátrai, Greece, 264 43

Actively Recruiting

38

University General Hospital of Patras

Pátrai, Greece, 265 04

Actively Recruiting

39

Euromedica Kianous Stavros

Thessaloniki, Greece, 546 36

Actively Recruiting

40

Pecsi Tudomanyegyetem, Klinika Kozpont, Bor, Nemikortani es Onkodermatologiai Klinika

Pécs, Hungary, 7632

Actively Recruiting

41

Azienda Ospedaliera Universitaria Careggi

Florence, Italy, 50134

Actively Recruiting

42

Ospedale San Raffaele S.r.l.

Milan, Italy, 20132

Actively Recruiting

43

Azienda Ospedaliera Universitaria Luigi Vanvitelli

Naples, Italy, 80131

Actively Recruiting

44

Fondazione Policlinico Universitario A. Gemelli IRCCS

Roma, Italy, 00168

Actively Recruiting

45

Fondazione Policlinico Universitario Campus Bio-Medico

Roma, Italy, 128

Actively Recruiting

46

IRCCS Istituto Clinico Humanitas

Rozzano, Italy, 20089

Actively Recruiting

47

Hospital of Lithuanian University of Health Sciences Kauno klinikos

Kaunas, Lithuania, 50161

Actively Recruiting

48

Klaipeda Hospital, Affiliate of Klaipeda University Hospital

Klaipėda, Lithuania, LT-92288

Actively Recruiting

49

Mediadvance Clinical S.A.P.I. de C.V.

Chihuahua City, Mexico, 31203

Actively Recruiting

50

Centro Integral Reumatologia SA de CV

Guadalajara, Mexico, 44160

Actively Recruiting

51

Centro de Investigación y Tratamiento Reumatológico S.C

Mexico City, Mexico, 11850

Actively Recruiting

52

Medical Care and Research S.A. de C.V.

Mérida, Mexico, 97070

Actively Recruiting

53

Leids Universitair Medisch Centrum

Leiden, Netherlands, 2333 ZA

Actively Recruiting

54

Malopolskie Badania Kliniczne

Krakow, Poland, 30-002

Actively Recruiting

55

Zespol Poradni Specjalistycznych REUMED

Lublin, Poland, 20-607

Actively Recruiting

56

Twoja Przychodnia NCM

Nowa Sól, Poland, 67-100

Actively Recruiting

57

MICS Centrum Medyczne Warszawa

Warsaw, Poland, 00-874

Actively Recruiting

58

Niepubliczny Zaklad Opieki Zdrowotnej Biogenes

Wroclaw, Poland, 53-224

Actively Recruiting

59

ULS de Lisboa Ocidental, EPE - Hospital Egas Moniz

Lisbon, Portugal, 1349-019

Actively Recruiting

60

ULS de Santa Maria,EPE - Hospital de Santa Maria

Lisbon, Portugal, 1649-035

Actively Recruiting

61

ULS de Gaia/Espinho, EPE - Unidade I

Vila Nova de Gaia, Portugal, 4434-502

Actively Recruiting

62

The Alliance Medical Sciences Campus

San Juan, Puerto Rico, 00936

Actively Recruiting

63

Sf.Maria Clinical Hospital

Bucharest, Romania, 11172

Actively Recruiting

64

Dr I Cantacuzino Clinical Hospital

Bucharest, Romania, 20475

Actively Recruiting

65

Institute of Rheumatology - PPDS

Belgrade, Serbia, 11000

Actively Recruiting

66

Military Medical Academy

Belgrade, Serbia, 11152

Actively Recruiting

67

Hospital Del Mar

Barcelona, Spain, 8023

Actively Recruiting

68

C.H. Regional Reina Sofia

Córdoba, Spain, 14004

Actively Recruiting

69

Corporacio Sanitaria Parc Tauli

Sabadell, Spain, 08208

Actively Recruiting

70

Kantonsspital St. Gallen

Sankt Gallen, Switzerland, 9000

Actively Recruiting

71

Universitätsspital Zürich

Zurich, Switzerland, 8090

Actively Recruiting

72

Chapel Allerton Hospital

Leeds, United Kingdom, LS7 4SA

Actively Recruiting

73

Royal Free Hospital

London, United Kingdom, NW3 2QG

Actively Recruiting

74

Luton and Dunstable University Hospital

Luton, United Kingdom, LU4 0DZ

Actively Recruiting

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Research Team

S

Sabine Coppieters, MD

CONTACT

How is the study designed?

Study Type

INTERVENTIONAL

Masking

QUADRUPLE

Allocation

RANDOMIZED

Model

PARALLEL

Primary Purpose

TREATMENT

Number of Arms

2

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