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A Phase II Trial to Evaluate the Clinical Efficacy, Safety and Tolerability of MAS825 in Pediatric and Adult Participants With Still's Disease

Still´s Disease

LO ESENCIAL

De qué trata este estudio

El registro indica que este estudio recluta participantes. La disponibilidad puede variar por centro.

Tipo de estudio
De intervención
Fase
Fase 2
Rango de edad
1 años - No especificado
Sexo admitido
Todos los sexos
Voluntarios sanos
No aceptados
Participantes
30 Estimado

Estos son puntos de partida, no una decisión de elegibilidad. El equipo debe revisar todos los requisitos.

Las explicaciones y la navegación están en español. Los textos proporcionados por el registro, incluidos títulos, resúmenes y criterios, se conservan en su idioma original. Puedes pedir orientación en español a WCR.

Acerca de la investigación

The study is a phase II trial designed to evaluate the clinical efficacy, safety, and tolerability of MAS825 (arumakimig) in pediatric and adult participants with Still's disease

Leer la descripción completa

This is a multicenter, open-label, single-arm study to assess clinical efficacy, safety and tolerability of MAS825 in participants (both pediatric and adult) with Still's disease who have had inadequate response to IL-1 and/or IL-6 or other available therapies. Participants with associated lung disease and/or macrophage activation syndrome may also be included.

This study has three periods (Screening, Treatment Period 1, and Treatment Period 2) and a total duration of approximately 16 months.

¿Quién podría participar?

La lista siguiente contiene el texto del patrocinador. Puede incluir condiciones, tratamientos previos, resultados de pruebas y otros requisitos. Aparecer en tu búsqueda no significa que califiques.

Inclusion Criteria:

  • Age ≥ 1 with a diagnosis of Still's Disease
  • Active diseases defined as:
  • CRP or ferritin levels greater than ULN, and any of:
  • Fever ≥ 38°C attributed to Still's Disease activity and documented for a number of days prior to Day 1 or
  • Rash attributed to Still's Disease activity or
  • Musculoskeletal involvement: arthritis in a number of joints per ACP criteria for active joint or
  • Serositis or
  • Macrophage activation syndrome activity as defined by ferritin levels and at least one of: platelet count, a biomarker or fibrinogen levels attributed to Still's Disease activity by the investigator
  • Intolerance or inadequate response to available biologic therapy

Exclusion Criteria:

  • Patients out of weight range
  • Ongoing or previous treatment with immunomodulatory drugs
  • A limited number of Still's Disease patients that have previously received MAS825 through a managed access program are permitted on the study
  • Glucocorticoid dose exceeding a set limit
  • Any conditions or significant medical problems which places the patient at unacceptable risk for MAS825 therapy
  • Still's disease patients with evidence of macrophage activation syndrome are permitted in the study
  • Still's Disease patients with evidence of interstitial lung disease including those requiring supplemental oxygen therapy are permitted in the study
  • History of ongoing, chronic or possibly recurrent infection (e.g. HIV, TB, HCV, HBV) and/or symptoms and signs of clinically significant active bacterial, fungal or viral infections
  • Live vaccinations within a set time prior to MAS825 treatment. Live vaccines are prohibited up to several months following the last dose
  • History of malignancy of any organ system, including post-transplant lymphoproliferative disorder, treated or untreated, within a number of years, regardless of whether there is evidence of local recurrence and metastases
  • History of hypersensitivity to any of the study drugs or to drugs of similar chemical classes or to any of the excipients
  • Pregnant or breastfeeding women
  • Women of child-bearing potential who do not agree to comply with required contraceptive use

Other protocol-defined inclusion/exclusion criteria may apply.

Entiende la evaluación inicial

Tratamiento, grupos y participación

El registro puede describir tratamientos y duración sin incluir un calendario completo. Pide al equipo las visitas, procedimientos, riesgos, costos y alternativas. Mantén tu atención habitual salvo que tu médico te indique un cambio.

Asignación
No aplica
Enmascaramiento
Sin enmascaramiento
MAS825

Experimental drug

Drug: MAS825

MAS825 DRUG

Experimental drug

Prepara tus preguntas

Qué evalúan los investigadores

Estas medidas indican qué se estudia. No prueban que un tratamiento funcione.

Medidas principales

Number of participants with clinical response based on one set of response criteria

Plazo: Day 85

Established measure for efficacy of treatments in the rheumatologic conditions taking into account self-assessment, function and survival.

Medidas secundarias

Number of participants with clinical response based on another set of response criteria

Plazo: Day 85

Established measure for efficacy of treatments in the rheumatologic conditions taking into account self-assessment, function and survival.

Response based on a biomarker level

Plazo: Baseline, Day 85

To evaluate the efficacy of MAS825 in reducing clinical disease activity

Change in physician assessment based on laboratory features of MAS825

Plazo: Baseline, 15 months

To assess the effect of MAS825 on macrophage activation syndrome

Change from baseline in Glucocorticoid (GC) dose

Plazo: Baseline, Day 85, Month 6, Month 12

To evaluate the efficacy of MAS825 as a glucocorticoid-sparing agent

Change from baseline in patient/parent assessment of physical function as assessed by Quality of Life instrument

Plazo: Baseline, Day 85

To evaluate the efficacy of MAS825 in improving participant's quality of life

Clinically inactive disease whilst on non-treatment dose corticosteroid at any time during the study

Plazo: 15 months

The number of participants with inactive disease will be assessed. Disease activity will be evaluated by the investigator based on physical examination and laboratory parameters.

Inactive disease is defined according to protocol-specific criteria, which include clinical signs, laboratory values, and physician assessment.

El registro no indica resultados publicados.

Revisa las tablas completas y sus limitaciones en el registro oficial.

Abrir resultados oficiales ↗

Centros de investigación (24)

El estado general puede diferir del estado de un centro. Confirma la disponibilidad antes de trasladarte.

24 centros

Cincinnati Childrens HospitalCincinnati, Ohio, United StatesActivo, sin reclutamiento
Legacy Emanuel Research Hosp PortlandPortland, Oregon, United StatesReclutando
Daniel Joseph KingsburyPRINCIPAL_INVESTIGATOR
Ver ubicación en el mapa ↗
University of UtahSalt Lake City, Utah, United StatesReclutando
Aimee Ogden HershPRINCIPAL_INVESTIGATOR
Ver ubicación en el mapa ↗
Novartis Investigative SiteToronto, Ontario, CanadaReclutando
Novartis Investigative SiteMontreal, Quebec, CanadaRetirado
Novartis Investigative SiteMontreal, Quebec, CanadaRetirado
Novartis Investigative SiteBordeaux, FranceReclutando
Novartis Investigative SiteBron, FranceReclutando
Novartis Investigative SiteLe Kremlin-Bicêtre, FranceReclutando
Novartis Investigative SiteLille, FranceReclutando
Novartis Investigative SiteParis, FranceReclutando
Novartis Investigative SiteParis, FranceReclutando
Novartis Investigative SiteSankt Augustin, North Rhine-Westphalia, GermanyReclutando
Novartis Investigative SiteHeidelberg, GermanyReclutando
Novartis Investigative SiteMünster, GermanyReclutando
Novartis Investigative SiteFlorence, FI, ItalyReclutando
Novartis Investigative SiteGenova, GE, ItalyReclutando
Novartis Investigative SiteRoma, RM, ItalyReclutando
Novartis Investigative SiteUtrecht, NetherlandsActivo, sin reclutamiento
Novartis Investigative SiteEsplugues, Barcelona, SpainReclutando
Novartis Investigative SiteMadrid, SpainReclutando
Novartis Investigative SiteValencia, SpainReclutando
Novartis Investigative SiteIstanbul, Fatih, Turkey (Türkiye)Reclutando
Novartis Investigative SiteAnkara, Sihhiye Altindag, Turkey (Türkiye)Reclutando

Equipo y fechas

Patrocinador principal
Novartis Pharmaceuticals
Inicio del estudio
3 nov 2025 Real
Finalización primaria
22 abr 2027 Estimado
Finalización del estudio
17 may 2028 Estimado
Primera publicación
2 oct 2025 Real
Última actualización
9 nov 2026 Real

Contactos oficiales del estudio

Novartis PharmaceuticalsCONTACTnovartis.email@novartis.com1-888-669-6682
Novartis PharmaceuticalsCONTACT+41613241111
Título oficial del estudio

An Open-label Phase II Trial to Evaluate the Clinical Efficacy, Safety and Tolerability of MAS825 in Pediatric and Adult Participants With Still's Disease

EL PRÓXIMO PASO, CON APOYO HUMANO

Consulta a Wellness Clinical Research

Tu mensaje va a WCR, incluso si otra organización realiza este estudio. WCR puede orientarte, pero podría no realizar este estudio, tener acceso a su equipo ni poder inscribirte.

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Fuente: API v2 de ClinicalTrials.gov. Patrocinadores e investigadores envían la información. La NLM no aprueba la seguridad ni la ciencia de todos los estudios registrados. Aviso del registro.

Consultado: 12 nov 2026 · Última actualización del registro: 9 nov 2026