Dermatomyositis and polymyositis (myositis) trials in Portugal

In Portugal 6 Also abroad 124

6 trials · From ClinicalTrials.gov and EU CTIS (euclinicaltrials.eu), checked 13 November 2026. Ask the study team whether a trial fits you.

Phase 1Taking people
Phase IB open label, long-term, extension basket trial of RAY121 to inhibit classical complement pathway in immunological diseases (RAINBOW-LTE trial)
Where
Braga, Vila Nova de Gaia
Age
18 years and over
People
78 worldwide
Run by
Chugai Pharmaceutical Co. Ltd.
See details and how to join2024-511346-39-00
Phase 3Not yet taking people in Portugal
A Study to Understand How Nerandomilast Works in People With Active Idiopathic Inflammatory Myopathies
Where
Aveiro, Coimbra, Lisbon
Age
18 years and over
People
270 worldwide
Run by
Boehringer Ingelheim
See details and how to joinNCT07789015 · EU 2026-526365-24-00
Phase 3Enrolling by invitation
A Study to Assess the Long-term Safety and Efficacy of a Subcutaneous Formulation of Efgartigimod in Adults With Active Idiopathic Inflammatory Myopathy
Where
Lisbon, Porto
Age
18 years and over
People
240 worldwide
Run by
argenx
See details and how to joinNCT05979441 · EU 2022-502851-79-00
Phase 2Taking people
AlloNK®, an Allogeneic Non-genetically Modified, Cord Blood-derived NK Cell Therapy, in Combination With Rituximab, Studied in Relapsing Forms of B-cell Dependent Rheumatologic Diseases.
Where
Lisbon, Vila Nova de Gaia
Age
18 years and over
People
90 worldwide
Run by
Artiva Biotherapeutics, Inc.
See details and how to joinNCT06991114 · EU 2025-520461-41-00
Phase 1Taking people
Phase 1b Trial of RAY121 in Immunological Diseases (RAINBOW Trial)
Where
Braga, Vila Nova de Gaia
Age
18 years to 85 years
People
144 worldwide
Run by
Chugai Pharmaceutical
See details and how to joinNCT06371417 · EU 2023-507692-21-00
Phase 1Enrolling by invitation
Phase 1b Long-term Extension Trial of RAY121 in Immunological Diseases (RAINBOW-LTE Trial)
Where
Braga, Vila Nova de Gaia
Age
18 years to 85 years
People
144 worldwide
Run by
Chugai Pharmaceutical
See details and how to joinNCT06723106