Clinical trials · Seattle, WA
Ulcerative Colitis clinical trials in Seattle
We’re tracking 21 recruiting ulcerative colitis studies with a site in or near Seattle — including Phase 2, Phase 2/Phase 3, Phase 3 and Phase 4 studies, each written for real people, not researchers.
Recruiting studies near Seattle
- NCT05076175RecruitingPhase 2/Phase 3
Oral ozanimod for children with moderate to severe ulcerative colitis
This trial tests whether an oral medicine called ozanimod can improve ulcerative colitis (UC) in children whose disease is moderate to severe. It’s meant for kids who didn’t fully respond—or couldn’t tolerate—standard UC treatments.
Seattle, WashingtonAges 2–17 - NCT06636656RecruitingPhase 2
Testing a new drug for ulcerative colitis after other treatments failed
This study tests a new medication called BI 3032950 for people with ulcerative colitis who have already tried other advanced treatments (biologics or targeted therapies) that didn't work well enough or caused problems. The goal is to see if the new drug is safe and helps control inflammation in the colon.
Seattle, WashingtonAges 18–80 - NCT07012395RecruitingPhase 2
Long-acting antibodies for moderate to severe ulcerative colitis
This study tests new long-acting antibodies, given alone or in combination, for people with moderate to severe ulcerative colitis. The goal is to see if these treatments can help reduce inflammation and improve symptoms.
Seattle, WashingtonAges 18–75 - NCT07791862Recruiting
Early risk study for relatives of IBD patients
This study looks at healthy family members of people with Crohn's disease or ulcerative colitis to find early signs of these conditions before symptoms appear. It may help doctors predict and prevent inflammatory bowel disease.
Seattle, WashingtonAges birth–55 years - NCT06315179Recruiting
Spatial gene study for inflammatory bowel disease
This study looks at tissue samples from people with suspected Crohn's disease, ulcerative colitis, or indeterminate colitis. The goal is to understand these conditions better and may lead to improved treatments.
Seattle, WashingtonAges 6–21 - NCT07415044RecruitingPhase 2
Study of LY4268989 for moderate to severe ulcerative colitis
This study tests an investigational medication called LY4268989 for adults with moderate to severe ulcerative colitis (UC). It's for people who have tried other treatments without success. The goal is to see if the drug can reduce inflammation and improve symptoms.
Seattle, WashingtonAges 18–80 - NCT07697456RecruitingPhase 2
Study of advanced therapies for Crohn's or ulcerative colitis
This study tests advanced treatments for people with moderate to severe Crohn's disease or ulcerative colitis who haven't responded to at least one previous therapy. It aims to find better options for managing these conditions.
Bellevue, WashingtonAges 18–75 - NCT07113522RecruitingPhase 2
Study of new therapies for Crohn's and colitis
This trial tests new therapies for people with moderate to severe Crohn's disease or ulcerative colitis. It may help if your standard treatments aren't working well enough.
Bellevue, WashingtonAges 18–80 - NCT06581328RecruitingPhase 4
Study of vedolizumab for ulcerative colitis or Crohn's disease
This study tests a medication called vedolizumab for people with moderate to severe ulcerative colitis or Crohn's disease. The goal is to see how well it works in a regular community setting, and it may help control symptoms if other treatments haven't worked.
Bellevue, WashingtonAges 18–80 - NCT07184996RecruitingPhase 3
Study of duvakitug for moderate to severe ulcerative colitis
This study tests a new drug called duvakitug for people with moderate to severe ulcerative colitis that hasn't been helped enough by standard treatments. The goal is to see if this medicine can reduce inflammation and improve symptoms.
Bellevue, WashingtonAges 16–80 - NCT07845487RecruitingPhase 2
Study of PALI-2108 for moderate to severe ulcerative colitis
This trial tests an experimental drug called PALI-2108 against a placebo (a dummy treatment) for people with moderate to severe ulcerative colitis. It aims to see if PALI-2108 can help reduce symptoms and improve quality of life.
Bellevue, WashingtonAges 18–75 - NCT07186101RecruitingPhase 2
Testing a new combo therapy for ulcerative colitis
This study tests two drugs together (LY4268989 and mirikizumab) in people with moderate to severe ulcerative colitis. It's for those whose current treatments didn't work well enough.
Bellevue, WashingtonAges 18–80 - NCT06651281RecruitingPhase 3
Long-term safety and effectiveness of tulisokibart for Crohn's or colitis
This study gives tulisokibart to people who already took part in an earlier trial for Crohn's disease or ulcerative colitis and are still benefiting from it. The goal is to see how safe and effective the medicine is over a longer period.
Tacoma, WashingtonAges Any age - NCT07577856RecruitingPhase 3
Testing JNJ-78934804 for moderate to severe ulcerative colitis
This study tests a new drug called JNJ-78934804 to treat ulcerative colitis (inflammation of the colon and rectum) that is moderate to severe and hasn't responded well to standard treatments. The goal is to see if this drug can reduce inflammation and improve symptoms.
Tacoma, WashingtonAges 18 years+ - NCT07196748RecruitingPhase 3
Icotrokinra for adults and teens with moderate to severe ulcerative colitis
This trial tests a new oral medication, icotrokinra, for people with moderately to severely active ulcerative colitis. It may be an option if you have not responded well enough to standard treatments or newer advanced therapies.
Tacoma, WashingtonAges 12 years+ - NCT07652294Enrolling by invitationPhase 2
Long-term safety of antibodies for IBD maintenance
This trial is testing long-lasting antibodies given alone or in combinations to keep IBD under control over the long term. It's for people who already did well in the initial study and want to continue treatment.
Tacoma, WashingtonAges 18 years+ - NCT06398626Recruiting
Observational study of etrasimod for ulcerative colitis
This study watches how well etrasimod works for adults with moderate to severe ulcerative colitis (UC). You must already be prescribed etrasimod by your doctor, and the study collects information through a web-based tool.
Tacoma, WashingtonAges 18–64 - NCT06937086RecruitingPhase 3
Mirikizumab plus tirzepatide for UC with obesity
This study tests whether adding mirikizumab to the weight-loss drug tirzepatide helps people with moderate-to-severe ulcerative colitis who also have obesity or overweight. It aims to see if the combination reduces bowel inflammation and helps with weight management.
Tacoma, WashingtonAges 18–70 - NCT06095128RecruitingPhase 4
Combination therapy for ulcerative colitis
This study tests two drugs together, vedolizumab and tofacitinib, to see if they are more effective than either alone in treating moderate to severe ulcerative colitis. It may be an option if other treatments have not worked well for you.
Tacoma, WashingtonAges 18–65 - NCT06405087RecruitingPhase 3
Long-term study of vedolizumab for children with IBD
This study is for children and teenagers with ulcerative colitis or Crohn's disease who have already completed a previous vedolizumab study and are doing well. It will look at the long-term safety and effectiveness of continuing vedolizumab treatment.
Tacoma, WashingtonAges 2–17 - NCT06100289RecruitingPhase 3
Study of vedolizumab for kids with ulcerative colitis or Crohn's disease
This trial tests vedolizumab, a biologic medicine that reduces inflammation, in children and teenagers who have moderate to severe ulcerative colitis or Crohn's disease and have not responded well to other treatments.
Tacoma, WashingtonAges 2–17
Hear when a new Ulcerative Colitis trial opens near Seattle, WA
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Ulcerative Colitis trials in other cities
Where these studies are running near Seattle
Institutions with a site for the recruiting ulcerative colitis studies listed above.
- GI Alliance · 3 studies
- Seattle Children's Hospital · 3 studies
- Washington Gastroenterology - Tacoma · 3 studies
- GI Alliance Tacoma · 2 studies
- MultiCare Health System · 2 studies
- Site 019 · 2 studies
- Washington Gastroenterology · 2 studies
- Digestive Health Specialists
What taking part in a ulcerative colitis study involves
A screening visit first
Before anything else, the study team checks whether you fit — usually a visit with some tests. You can stop at any point, and screening is typically free.
Care at a nearby site
Study visits happen at a clinic or hospital taking part. Many studies cover the cost of the study treatment and related visits, and some reimburse travel.
You stay in control
Taking part is voluntary and you can leave a study at any time, for any reason, without affecting your regular care.
The team decides eligibility
Our fit check is a helpful first read, not a decision. The study team makes the final call after reviewing your health history.
Looking wider? See all recruiting ulcerative colitis studies in Washington.
Common questions
- Are there ulcerative colitis clinical trials near Seattle?
- Yes. We're currently tracking 21 recruiting ulcerative colitis studies with a site near Seattle, each rewritten in plain language so you can see what it's testing and who it's for.
- How do I find out if I qualify for a ulcerative colitis study near Seattle?
- Each study lists its eligibility rules — age, diagnosis, prior treatments. On every trial page we explain these in plain language and offer a short, optional pre-screen for a fit read. The study team makes the final decision.
- Do I have to live in Seattle to take part?
- Not necessarily. These studies have a site near Seattle, but eligibility is about your health, not your address — some people travel to take part, and a few studies reimburse travel. The study team can tell you what's required.
- Does it cost anything to join a ulcerative colitis trial?
- Using Clin2 is always free. Many trials cover the study treatment and related visits; some reimburse travel. The study team explains exactly what's covered before you decide.
Not the right time?
New ulcerative colitis studies open near Seattle regularly. Set up a health profile and we’ll quietly watch for studies that fit you and email you when one opens.