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Blood Clots clinical trials in Seattle, WA

3 studies for Blood Clots are looking for participants at sites in and around Seattle (within about 30 miles). Open a study to see who can join and how to contact the study team.

Recruiting for a study here? Feature it at the top of this page — $99 for 30 days →

Perivenous Dexamethasone Therapy: Examining Reduction of Inflammation After Thrombus Removal to Yield Benefit in Acute Femoropopliteal DVT

RecruitingPhase 2
  • UW Medical Center - Northwest, Seattle
Ages 18 to 89 · All sexes · Updated Sep 25, 2026 · NCT04862468

ATHN Transcends: A Natural History Study of Non-Neoplastic Hematologic Disorders

RecruitingObservational study
  • Washington Center for Bleeding Disorders, Seattle
All ages · All sexes · Updated Aug 17, 2026 · NCT04398628

Hemophilia A Research Program

RecruitingObservational studyHealthy volunteers welcome
  • University of Washington, Seattle
All ages · All sexes · Updated Feb 17, 2026 · NCT07414511

About Blood Clots

Your blood forms clots to stop bleeding. Some people get too many clots or their blood clots abnormally. Learn about the causes and treatments.

More about Blood Clots on MedlinePlus

Blood Clots trials in other cities

Other studies in Seattle

From ClinicalTrials.gov, data retrieved Oct 5, 2026. Each study sets its own eligibility; the study team decides who can join.