Condition
Stiff Person Syndrome clinical trials and research
As of November 12, 2026, Find a Trial lists 3 Stiff Person Syndrome clinical trials that are recruiting, at sites in 2 countries (most in United States (2), China (1)). By phase: Phase 2/3 (1). Every study is explained in plain English. Data from ClinicalTrials.gov and NIH RePORTER, updated November 12, 2026.
- 3Clinical trials
- 2Countries
Newest Stiff Person Syndrome clinical trials
| Study | Phase | Where | Status | Registered |
|---|---|---|---|---|
| VYVGART Hytrulo in stiff person syndrome | Phase 2/3 | Philadelphia, Pennsylvania | Recruiting | Oct 6, 2026 |
| Long-term follow-up after KYV-101 (CAR T) treatment | — | Denver, Colorado | Recruiting | Feb 11, 2026 |
| Identifying biomarkers for autoimmune diseases affecting the nervous system | — | Wuhan | Recruiting | Jul 15, 2024 |
All recruiting trials (3)
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VYVGART Hytrulo in stiff person syndrome
This trial tests VYVGART Hytrulo versus placebo in adults with stiff person syndrome who have not fully benefited from IVIg or rituximab.
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Long-term follow-up after KYV-101 (CAR T) treatment
This follow-up will test how long KYV-101 CAR T cells persist and record any delayed side effects in people who previously received KYV-101 for autoimmune diseases like lupus nephritis, myasthenia gravis, stiff person syndrome, rheumatoid arthritis, or multiple sclerosis.
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Identifying biomarkers for autoimmune diseases affecting the nervous system
This study is trying to find specific markers in the blood of people with autoimmune diseases affecting the nervous system, like Multiple Sclerosis, to help with early diagnosis and better treatment options.
Related topics
Quick answers
How many Stiff Person Syndrome 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 2 countries. The most sites are in United States (2 trials), China (1 trial). Each study page lists its sites and which ones are recruiting.
What phases are they in?
Phase 2/3: 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.