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ClinicalTrials.gov public records Last synced Sep 10, 2026, 8:14 AM EDT

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Showing 1–9 of 9 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Not listed Phase 1Phase 2 Interventional Accepts healthy volunteers

Reversal of Dual Antiplatelet Therapy With Cold Stored Platelets

NCT03787927
Conditions
Bleeding, Platelet Dysfunction Due to Drugs, Platelet Dysfunction
Interventions
Autologous Platelet Transfusion (room-temperature-stored), Autologous Platelet Transfusion (cold-stored 5 days), Autologous Platelet Transfusion (cold-stored 10 days), Autologous Platelet Transfusion (cold-stored 15 days), Aspirin, Clopidogrel
Drug
Lead sponsor
Bloodworks
Other
Eligibility
18 Years to 59 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
1
States / cities
Seattle, Washington
Completed Not applicable Interventional Accepts healthy volunteers

Assessment of Whole Blood Cold Stored Platelets

NCT02006368
Conditions
Healthy
Interventions
Blood Collection and autologous re-infusion
Other
Lead sponsor
Bloodworks
Other
Eligibility
18 Years and older
Enrollment
31 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
1
States / cities
Seattle, Washington
Completed Phase 2 Interventional Results available

Cold Stored Platelet in Hemorrhagic Shock

NCT04667468
Conditions
Trauma, Hemorrhage
Interventions
Cold Stored Platelets (CSP), Standard Care
Biological
Lead sponsor
Jason Sperry
Other
Eligibility
15 Years to 90 Years
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
5
States / cities
Los Angeles, California • San Francisco, California • Jackson, Mississippi + 1 more
Not listed Phase 1Phase 2 Interventional Accepts healthy volunteers

Reversal of Aspirin Antiplatelet Therapy With Cold Stored Platelets

NCT05111028
Conditions
Reversal of Platelet Aggregation Inhibitors
Interventions
Autologous Room Temperature stored Platelet transfusion, Autologous Cold Stored Platelet transfusion
Biological
Lead sponsor
Bloodworks
Other
Eligibility
18 Years to 59 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Seattle, Washington
Conditions
Acute Blood Loss
Interventions
Cold Stored Platelets, Room Temperature Platelets
Biological
Lead sponsor
Philip Spinella
Other
Eligibility
0 Days to 84 Years
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
25
States / cities
Phoenix, Arizona • Tucson, Arizona • Los Angeles, California + 19 more
Not listed Phase 1 Interventional Accepts healthy volunteers

Cold Apheresis Platelets in PAS

NCT02754414
Conditions
Platelet Transfusion
Interventions
Apheresis platelet collection, Refrigerated storage of apheresis platelets in PAS/plasma, Infusion of aliquot of autologous radiolabeled platelets, In vitro tests
Procedure · Other · Radiation
Lead sponsor
Bloodworks
Other
Eligibility
18 Years and older
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2019
U.S. locations
1
States / cities
Seattle, Washington
Conditions
Hemorrhage, Platelets; Defect, Bleeding, Surgical Blood Loss
Interventions
Cold stored platelets in 100% plasma stored for 10-14 days, Room temperature stored platelets in 100% plasma stored for up to 7 days
Biological
Lead sponsor
Moritz Stolla, MD
Other
Eligibility
18 Years to 100 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Seattle, Washington
Conditions
Hemorrhagic Shock
Interventions
Whole blood
Biological
Lead sponsor
Jason Sperry
Other
Eligibility
18 Years to 89 Years
Enrollment
86 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Completed Phase 2 Interventional Results available

Cold-stored Platelet Early Intervention in TBI

NCT04726410
Conditions
Traumatic Brain Injury
Interventions
Cold Stored Platelets, Standard Care
Biological
Lead sponsor
Jason Sperry
Other
Eligibility
18 Years to 89 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania