Home › Hemophilia › Washington › Seattle
Hemophilia clinical trials in Seattle, WA
6 studies for Hemophilia 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 →
Safety and Effectiveness of Giroctocogene Fitelparvovec or Fidanacogene Elaparvovec in Patients With Hemophilia A or B Respectively
RecruitingPhase 3
- Washington Institute for Coagulation, Seattle
A Clinical Study to Evaluate the Effects of NXT007 Compared to Emicizumab Prophylaxis in People With Hemophilia A
RecruitingPhase 3
- Washington Center for Bleeding Disorders, Seattle
ATHN Transcends: A Natural History Study of Non-Neoplastic Hematologic Disorders
RecruitingObservational study
- Washington Center for Bleeding Disorders, Seattle
Open-Label Extension Study of Marstacimab in Hemophilia Participants With or Without Inhibitors
RecruitingPhase 3
- Washington Institute for Coagulation d/b/a WACBD, Seattle
Emicizumab for Severe Von Willebrand Disease (VWD) and VWD/Hemophilia A
RecruitingPhase 1
- Washington Center for Bleeding Disorders, Seattle
Hemophilia A Research Program
RecruitingObservational studyHealthy volunteers welcome
- University of Washington, Seattle
About Hemophilia
Hemophilia is a rare disorder in which the blood does not clot normally. Usually hemophilia usually occurs in males and is inherited. Learn more.
More about Hemophilia on MedlinePlus
Hemophilia trials in other cities
- Indianapolis, IN9 studies
- Los Angeles, CA7 studies
- Cedar Rapids, IA6 studies
- Philadelphia, PA5 studies
- Tampa, FL4 studies
- Sacramento, CA4 studies
- Atlanta, GA4 studies
- Little Rock, AR4 studies
- Dallas, TX4 studies
- Greenville, NC4 studies
- Orange, CA4 studies
- San Francisco, CA3 studies
Other studies in Seattle
- Non-Small Cell Lung Cancer53 studies
- Cancer (all types)49 studies
- Prostate Cancer42 studies
- Acute Myeloid Leukemia40 studies
- Breast Cancer39 studies
- Metastatic Cancer39 studies
- Colorectal Cancer34 studies
- Lung Cancer33 studies
- Ovarian Cancer30 studies
- Multiple Myeloma22 studies
- Myelodysplastic Syndromes21 studies
- Acute Lymphoblastic Leukemia21 studies
From ClinicalTrials.gov, data retrieved Oct 5, 2026. Each study sets its own eligibility; the study team decides who can join.