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ClinicalTrials.gov public records Last synced Sep 7, 2026, 4:49 AM EDT

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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Completed Phase 2 Interventional Accepts healthy volunteers Results available

An Open Label Demonstration Project and Phase II Safety Study of Pre-Exposure Prophylaxis Use Among 15 to 17 Year Old Young Men Who Have Sex With Men (YMSM)

NCT01769456
View directory record Official record
Conditions
HIV Infection
Interventions
PCC, Emtricitabine/tenofovir (FTC/TDF (Truvada®))
Behavioral · Drug
Lead sponsor
University of North Carolina, Chapel Hill
Other
Eligibility
15 Years to 17 Years · Male only
Enrollment
78 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2016
U.S. locations
6
States / cities
Los Angeles, California • Aurora, Colorado • Chicago, Illinois + 3 more
Source: ClinicalTrials.gov public record
Updated Jan 16, 2018 · Synced Sep 7, 2026, 4:49 AM EDT
Completed Phase 4 Interventional Results available

Fixed Versus Variable Dosing of 4-factor Prothrombin Complex Concentrate for Emergent Warfarin Reversal

NCT03064035
View directory record Official record
Conditions
Acute Bleeding on Long-Term Anticoagulation Therapy, Hemorrhage, Significant Bleeding in Patients With a Coagulopathy (Prolonged Thrombin Time), Urgent Reversal of Vitamin K Antagonist (VKA) Anticoagulation
Interventions
4-factor prothrombin complex concentrate (4FPCC)
Drug
Lead sponsor
HealthPartners Institute
Other
Eligibility
18 Years to 125 Years
Enrollment
79 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Saint Paul, Minnesota
Source: ClinicalTrials.gov public record
Updated Sep 13, 2023 · Synced Sep 7, 2026, 4:49 AM EDT
Completed Phase 3 Interventional Results available

A Study of Fitusiran (ALN-AT3SC) in Severe Hemophilia A and B Patients Without Inhibitors

NCT03417245
View directory record Official record
Conditions
Hemophilia A, Hemophilia B
Interventions
fitusiran, factor concentrates
Drug
Lead sponsor
Genzyme, a Sanofi Company
Industry
Eligibility
12 Years and older · Male only
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
8
States / cities
Little Rock, Arkansas • Gainesville, Florida • Tampa, Florida + 5 more
Source: ClinicalTrials.gov public record
Updated Mar 27, 2022 · Synced Sep 7, 2026, 4:49 AM EDT
Completed Phase 3 Interventional Results available

A Phase III Study on the Safety, Pharmacokinetics and Efficacy of Coagulation Factor VIIa

NCT02448680
View directory record Official record
Conditions
Hemophilia A With Inhibitors, Hemophilia B With Inhibitors
Interventions
Coagulation FVIIa (Recombinant)
Biological
Lead sponsor
Laboratoire français de Fractionnement et de Biotechnologies
Industry
Eligibility
Up to 11 Years · Male only
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
3
States / cities
Aurora, Colorado • Oklahoma City, Oklahoma • Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Feb 24, 2022 · Synced Sep 7, 2026, 4:49 AM EDT
Terminated Phase 3 Interventional

Study of OCTAPLEX in Patients With Acute Major Bleeding on DOAC Therapy With Factor Xa Inhibitor

NCT04867837
View directory record Official record
Conditions
Acute Major Bleeding
Interventions
Octaplex
Drug
Lead sponsor
Octapharma
Industry
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
10
States / cities
Torrance, California • Gainesville, Florida • West Palm Beach, Florida + 6 more
Source: ClinicalTrials.gov public record
Updated Jun 24, 2026 · Synced Sep 7, 2026, 4:49 AM EDT
Completed Phase 3 Interventional Results available

Study of the Efficacy and Safety PF-06741086 in Adult and Teenage Participants With Severe Hemophilia A or Moderately Severe to Severe Hemophilia B

NCT03938792
View directory record Official record
Conditions
Hemophilia A, Hemophilia B
Interventions
PF-06741086
Drug
Lead sponsor
Pfizer
Industry
Eligibility
12 Years to 74 Years · Male only
Enrollment
188 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
4
States / cities
Tampa, Florida • Iowa City, Iowa • New Hyde Park, New York + 1 more
Source: ClinicalTrials.gov public record
Updated Aug 13, 2026 · Synced Sep 7, 2026, 4:49 AM EDT
Recruiting Phase 3 Interventional

A Clinical Trial of Study Medicine (Marstacimab) in Pediatric Patients With Hemophilia A or Hemophilia B

NCT05611801
View directory record Official record
Conditions
Hemophilia A, Hemophilia B
Interventions
marstacimab
Drug
Lead sponsor
Pfizer
Industry
Eligibility
1 Year to 17 Years · Male only
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2028
U.S. locations
1
States / cities
Salt Lake City, Utah
Source: ClinicalTrials.gov public record
Updated Aug 9, 2026 · Synced Sep 7, 2026, 4:49 AM EDT
Completed Not applicable Interventional

Improving Short Course Treatment for Common Pediatric Infections

NCT06087809
View directory record Official record
Conditions
Community-acquired Pneumonia, Skin Infection
Interventions
Education and feedback, Clinical decision support
Behavioral
Lead sponsor
Boston Children's Hospital
Other
Eligibility
Not listed
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 17, 2023 · Synced Sep 7, 2026, 4:49 AM EDT
Completed Phase 3 Interventional Results available

A Study to Evaluate Prospective Efficacy and Safety Data of Current FIX Prophylaxis Replacement Therapy in Adult Hemophilia B Subjects (FIX:C≤2%) or Current FVIII Prophylaxis Replacement Therapy in Adult Hemophilia A Subjects (FVIII:C≤1%)

NCT03587116
View directory record Official record
Conditions
Hemophilia B, Hemophilia A
Interventions
Standard of Care FIX Replacement therapy, Standard of Care FVIII Replacement therapy
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 64 Years · Male only
Enrollment
212 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2024
U.S. locations
13
States / cities
Palo Alto, California • San Francisco, California • Stanford, California + 7 more
Source: ClinicalTrials.gov public record
Updated Nov 5, 2025 · Synced Sep 7, 2026, 4:49 AM EDT
Terminated No phase listed Observational Results available

Understanding Hemophilia A and B Drug Dosage Administration Patterns

NCT03248141
View directory record Official record
Conditions
Hemophilia A, Hemophilia B
Interventions
Hemophilia B standard half-life, Hemophilia B extended half-life, Hemophilia A standard half-life, Hemophilia A extended half-life
Drug
Lead sponsor
Pfizer
Industry
Eligibility
Not listed
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
3
States / cities
Gainesville, Florida • Las Vegas, Nevada • Fort Worth, Texas
Source: ClinicalTrials.gov public record
Updated May 19, 2019 · Synced Sep 7, 2026, 4:49 AM EDT
Active, not recruiting Phase 3 Interventional

A Study to Test a Medicine (Fitusiran) Injected Under the Skin for Preventing Bleeding Episodes in Male Adolescent or Adult Participants With Severe Hemophilia

NCT05662319
View directory record Official record
Conditions
Hemophilia
Interventions
Fitusiran, Clotting factor concentrates (CFC) or bypassing agents (BPA), Antithrombin concentrate (ATIIIC)
Drug
Lead sponsor
Sanofi
Industry
Eligibility
12 Years and older · Male only
Enrollment
91 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2029
U.S. locations
8
States / cities
Orange, California • Minneapolis, Minnesota • Hackensack, New Jersey + 5 more
Source: ClinicalTrials.gov public record
Updated Feb 3, 2026 · Synced Sep 7, 2026, 4:49 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Transgender Estradiol Affirming Therapy

NCT05010707
View directory record Official record
Conditions
Transgenderism
Interventions
Transdermal patch, Pro-thrombotic markers, Metabolic markers, Hormone Profile, Daily Sublingual Tablet, BID Sublingual Tablet, Spironolactone
Drug · Diagnostic Test
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years to 30 Years · Male only
Enrollment
39 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2024
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Nov 25, 2024 · Synced Sep 7, 2026, 4:49 AM EDT
Active, not recruiting No phase listed Observational

A Trial That Evaluates Disease Characteristics in Hemophilia B Adult Male Participants Receiving Prophylaxis With Standard of Care Factor IX Protein (FIX) Replacement Therapy

NCT05568459
View directory record Official record
Conditions
Hemophilia B
Interventions
Non-Interventional
Other
Lead sponsor
Regeneron Pharmaceuticals
Industry
Eligibility
16 Years and older · Male only
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
9
States / cities
Aurora, Colorado • New Haven, Connecticut • Washington D.C., District of Columbia + 6 more
Source: ClinicalTrials.gov public record
Updated Aug 6, 2026 · Synced Sep 7, 2026, 4:49 AM EDT
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers

Reducing HIV: Safer Sex Skill Building in Pregnant Drug Abusing Women

NCT00619320
View directory record Official record
Conditions
HIV Infections, Substance Use
Interventions
Safer Sex Skills Building (SSB)
Behavioral
Lead sponsor
Virginia Commonwealth University
Other
Eligibility
18 Years and older · Female only
Enrollment
380 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2012
U.S. locations
2
States / cities
Richmond, Virginia
Source: ClinicalTrials.gov public record
Updated Feb 11, 2013 · Synced Sep 7, 2026, 4:49 AM EDT
Terminated Not applicable Interventional

Pilot Randomized Study of RD-X19 Tx Device in Subjects With PCC (Long Covid) in the Outpatient Setting

NCT06113679
View directory record Official record
Conditions
Post COVID-19 Condition (PCC)
Interventions
RDX-19
Device
Lead sponsor
EmitBio Inc.
Industry
Eligibility
22 Years and older
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
2
States / cities
East Amherst, New York • Milan, Tennessee
Source: ClinicalTrials.gov public record
Updated Jul 4, 2024 · Synced Sep 7, 2026, 4:49 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Assess the Independent Effects of 4-Factor Prothrombin Complex Concentrate and Tranexamic Acid on Bleeding/Pharmacodynamics in Healthy Participants

NCT02561923
View directory record Official record
Conditions
Healthy
Interventions
Rivaroxaban, Tranexamic acid, Kcentra, a 4-factor PCC, Saline
Drug
Lead sponsor
Janssen Scientific Affairs, LLC
Industry
Eligibility
18 Years to 55 Years
Enrollment
158 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2016
U.S. locations
1
States / cities
Overland Park, Kansas
Source: ClinicalTrials.gov public record
Updated Feb 2, 2025 · Synced Sep 7, 2026, 4:49 AM EDT
Completed No phase listed Observational

Evaluation of 4-Factor PCC in DOAC-associated Intracranial Hemorrhage

NCT06096051
View directory record Official record
Conditions
Intracranial Hemorrhage
Interventions
Use of fixed-dosed 4F-PCC
Procedure
Lead sponsor
Methodist Health System
Other
Eligibility
18 Years to 75 Years
Enrollment
76 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Mar 22, 2026 · Synced Sep 7, 2026, 4:49 AM EDT
Not listed No phase listed Observational

Natural History Study of Factor IX Treatment and Complications

NCT02502409
View directory record Official record
Conditions
Factor IX Deficiency
Interventions
Standard care with blood and urine sample collection
Other
Lead sponsor
Skane University Hospital
Other
Eligibility
Not listed
Enrollment
550 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2021
U.S. locations
1
States / cities
Indianapolis, Indiana
Source: ClinicalTrials.gov public record
Updated May 24, 2021 · Synced Sep 7, 2026, 4:49 AM EDT
Terminated Phase 1Phase 2 Interventional Results available

A Factor IX Gene Therapy Study (FIX-GT)

NCT03369444
View directory record Official record
Conditions
Hemophilia B
Interventions
FLT180a
Biological
Lead sponsor
University College, London
Other
Eligibility
18 Years and older · Male only
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Dec 1, 2022 · Synced Sep 7, 2026, 4:49 AM EDT
Terminated Phase 2Phase 3 Interventional Results available

FOCUS: PCC + Bevacizumab + CA4P Versus PCC + Bevacizumab + Placebo for Subjects With Platinum Resistant Ovarian Cancer

NCT02641639
View directory record Official record
Conditions
Platinum Resistant Ovarian Cancer
Interventions
Fosbretabulin tromethamine, Placebo
Drug
Lead sponsor
Mateon Therapeutics
Industry
Eligibility
18 Years and older · Female only
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
36
States / cities
Birmingham, Alabama • Mobile, Alabama • Phoenix, Arizona + 29 more
Source: ClinicalTrials.gov public record
Updated Mar 23, 2025 · Synced Sep 7, 2026, 4:49 AM EDT
Completed Phase 3 Interventional Results available

A Safety and Efficacy Extension Study of a Recombinant Fusion Protein Linking Coagulation Factor IX With Albumin (rIX-FP) in Patients With Hemophilia B

NCT02053792
View directory record Official record
Conditions
Hemophilia B
Interventions
rIX-FP
Biological
Lead sponsor
CSL Behring
Industry
Eligibility
Up to 70 Years · Male only
Enrollment
97 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2021
U.S. locations
4
States / cities
Aurora, Colorado • Indianapolis, Indiana • Philadelphia, Pennsylvania + 1 more
Source: ClinicalTrials.gov public record
Updated Jul 13, 2022 · Synced Sep 7, 2026, 4:49 AM EDT
Terminated Phase 1Phase 2 Interventional Results available

Phase 1/2 Dose Confirmation Study of FLT180a in Hemophilia B

NCT05164471
View directory record Official record
Conditions
Hemophilia B
Interventions
verbrinacogene setparvovec
Genetic
Lead sponsor
Spur Therapeutics
Industry
Eligibility
18 Years to 65 Years · Male only
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
3
States / cities
Los Angeles, California • Tampa, Florida • Ann Arbor, Michigan
Source: ClinicalTrials.gov public record
Updated Jul 30, 2026 · Synced Sep 7, 2026, 4:49 AM EDT
Active, not recruiting No phase listed Observational

An Observational Study of Participants With Type 3 Von Willebrand Disease on Prophylactic Standard-of-Care Treatment

NCT06883240
View directory record Official record
Conditions
Von Willebrand Disease, Type 3
Interventions
Von Willebrand Factor Concentrates, Von Willebrand Factor Concentrates and Factor VIII Concentrates, Factor VIII Concentrates, Recombinant Activated Factor VII, Activated Prothrombin Complex Concentrate
Drug
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
2 Years and older
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
3
States / cities
Sacramento, California • Minneapolis, Minnesota • St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Aug 9, 2026 · Synced Sep 7, 2026, 4:49 AM EDT
Completed No phase listed Observational

ATHN 2: Factor Switching Study

NCT02546622
View directory record Official record
Conditions
Hemophilia
Interventions
Factor VIII Replacement Products for Hemophilia which were FDA approved after January 1, 2013, Factor IX Replacement Products for Hemophilia which were FDA approved after January 1, 2013
Biological
Lead sponsor
American Thrombosis and Hemostasis Network
Network
Eligibility
Not listed
Enrollment
310 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2020
U.S. locations
27
States / cities
San Diego, California • Aurora, Colorado • New Haven, Connecticut + 23 more
Source: ClinicalTrials.gov public record
Updated Dec 8, 2021 · Synced Sep 7, 2026, 4:49 AM EDT