Condition
Idiopathic Inflammatory Myositis (IIM) clinical trials and research
As of November 12, 2026, Find a Trial lists 3 Idiopathic Inflammatory Myositis (IIM) clinical trials that are recruiting, at sites in 4 countries (most in United States (3), France (1), Sweden (1)). By phase: Phase 1 (1), Phase 2/3 (1), Phase 1/2 (1). Every study is explained in plain English. Data from ClinicalTrials.gov and NIH RePORTER, updated November 12, 2026.
- 3Clinical trials
- 4Countries
Newest Idiopathic Inflammatory Myositis (IIM) clinical trials
| Study | Phase | Where | Status | Registered |
|---|---|---|---|---|
| FT839 therapy for autoimmune diseases | Phase 1/2 | Fullerton, California | Recruiting | Sep 2, 2026 |
| Umbilical cord lining stem cell infusions for adults with dermatomyositis or polymyositis | Phase 2/3 | Gainesville, Florida and 1 other locations | Recruiting | Sep 8, 2025 |
| Evaluating FT819 for autoimmune diseases | Phase 1 | Beverly Hills, California and 20 other locations | Recruiting | Mar 13, 2024 |
All recruiting trials (3)
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FT839 therapy for autoimmune diseases
This trial tests FT839, given alone or with rituximab, to see if it is safe and can help people with certain autoimmune diseases who have not responded to other treatments.
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Umbilical cord lining stem cell infusions for adults with dermatomyositis or polymyositis
This trial will test whether three IV infusions of umbilical cord lining stem cells help adults with dermatomyositis or polymyositis reduce symptoms and steroid needs.
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Evaluating FT819 for autoimmune diseases
This study is testing a new treatment called FT819 to see if it can safely help people with moderate to severe autoimmune diseases feel better.
Related topics
Quick answers
How many Idiopathic Inflammatory Myositis (IIM) clinical trials are recruiting right now?
3, as of November 12, 2026. We update this list each time we refresh our data from ClinicalTrials.gov.
Where are these trials running?
In 4 countries. The most sites are in United States (3 trials), France (1 trial), Sweden (1 trial), United Kingdom (1 trial). Each study page lists its sites and which ones are recruiting.
What phases are they in?
Phase 1: 1, Phase 2/3: 1, Phase 1/2: 1. Trials with no phase listed are usually device, behavioural or observational studies.
How do I join one?
Open a study, check the "Is this trial a fit for you?" section, then contact the study team listed on the page. They will ask a few screening questions. Asking is free and does not commit you to anything. Talk it over with your doctor first.
Find the studies that fit you
A list is a starting point. Tell us your situation in your own words and we'll rank the studies that match and explain why. It's free and needs no account.