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Showing 1–24 of 56 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Essential Thrombocythemia (ET) Clear all
Not listed Phase 1Phase 2 Interventional

LBH589 (Panobinostat) for the Treatment of Myelofibrosis

NCT01298934
View directory record Official record
Conditions
Primary Myelofibrosis, Polycythemia Vera, Post-Polycythemic Myelofibrosis Phase, Post-Essential Thrombocythemia Related Myelofibrosis
Interventions
LBH589
Drug
Lead sponsor
Ronald Hoffman
Other
Eligibility
18 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2015
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 5, 2015 · Synced Sep 25, 2026, 9:01 PM EDT
Completed Phase 2 Interventional

Extension Study Evaluating the Long Term Safety and Efficacy Study of CYT387 in Primary Myelofibrosis (PMF) or Post-polycythemia Vera (PV) or Post-essential Thrombocythemia (ET)

NCT01236638
View directory record Official record
Conditions
Primary Myelofibrosis, Post-Polycythemia Vera Myelofibrosis, Post-Essential Thrombocythemia Myelofibrosis
Interventions
Momelotinib
Drug
Lead sponsor
Sierra Oncology LLC - a GSK company
Industry
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
3
States / cities
Stanford, California • Boston, Massachusetts • Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Feb 3, 2019 · Synced Sep 25, 2026, 9:01 PM EDT
Active, not recruiting Phase 3 Interventional

Bomedemstat vs Hydroxyurea for Essential Thrombocythemia (MK-3543-007)

NCT06456346
View directory record Official record
Conditions
Essential Thrombocythemia
Interventions
Bomedemstat, Hydroxyurea, Bomedemstat placebo, Hydroxyurea placebo
Drug
Lead sponsor
Merck Sharp & Dohme LLC
Industry
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
22
States / cities
Glendale, Arizona • Glendale, California • Palo Alto, California + 19 more
Source: ClinicalTrials.gov public record
Updated Aug 26, 2026 · Synced Sep 25, 2026, 9:01 PM EDT
Not listed Phase 2 Interventional

Study of KRT-232 or TL-895 in Janus Associated Kinase Inhibitor Treatment-Naïve Myelofibrosis

NCT04878003
View directory record Official record
Conditions
Primary Myelofibrosis (PMF), Post-Polycythemia Vera Myelofibrosis (Post-PV-MF), Post-Essential Thrombocythemia Myelofibrosis (Post-ET-MF)
Interventions
KRT-232, TL-895
Drug
Lead sponsor
Kartos Therapeutics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
4
States / cities
Glendale, California • Whittier, California • Canton, Ohio + 1 more
Source: ClinicalTrials.gov public record
Updated May 8, 2022 · Synced Sep 25, 2026, 9:01 PM EDT
Completed Phase 2 Interventional Results available

Ruxolitinib Phosphate and Danazol in Treating Anemia in Patients With Myelofibrosis

NCT01732445
View directory record Official record
Conditions
Anemia, Primary Myelofibrosis, Secondary Myelofibrosis
Interventions
ruxolitinib phosphate, danazol, quality-of-life assessment, questionnaire administration
Drug · Other
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
2
States / cities
Scottsdale, Arizona • New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 17, 2017 · Synced Sep 25, 2026, 9:01 PM EDT
Completed Phase 2 Interventional

Pegylated Interferon Alfa-2a Salvage Therapy in High Risk Polycythemia Vera (PV) or Essential Thrombocythemia (ET)

NCT01259817
View directory record Official record
Conditions
High Risk Polycythemia Vera, High Risk Essential Thrombocythemia
Interventions
PEGASYS, Aspirin
Drug
Lead sponsor
Ronald Hoffman
Other
Eligibility
18 Years and older
Enrollment
135 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2016
U.S. locations
16
States / cities
Scottsdale, Arizona • Palo Alto, California • Washington D.C., District of Columbia + 10 more
Source: ClinicalTrials.gov public record
Updated Jan 10, 2017 · Synced Sep 25, 2026, 9:01 PM EDT
Completed Phase 3 Interventional Results available

Randomized Trial of Pegylated Interferon Alfa-2a Versus Hydroxyurea in Polycythemia Vera (PV) and Essential Thrombocythemia (ET)

NCT01259856
View directory record Official record
Conditions
High Risk Polycythemia Vera, High Risk Essential Thrombocythemia
Interventions
PEGASYS, Hydroxyurea, Aspirin
Drug
Lead sponsor
Ronald Hoffman
Other
Eligibility
18 Years and older
Enrollment
168 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2017
U.S. locations
16
States / cities
Scottsdale, Arizona • Los Angeles, California • Palo Alto, California + 10 more
Source: ClinicalTrials.gov public record
Updated Apr 29, 2019 · Synced Sep 25, 2026, 9:01 PM EDT
Terminated Phase 1 Interventional

Assess the Safety, Tolerability Oral PU-H71 in Subjects Taking Ruxolitinib

NCT03935555
View directory record Official record
Conditions
Primary Myelofibrosis (PMF), Post-Polycythemia Vera Myelofibrosis (Post-PV MF), Post-Essential Thrombocythemia Myelofibrosis (Post-ET MF)
Interventions
PU-H71
Drug
Lead sponsor
Samus Therapeutics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
3
States / cities
Larkspur, California • Los Angeles, California • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Nov 16, 2022 · Synced Sep 25, 2026, 9:01 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Safety and Tolerability Study of Oral NS-018 in Patients With Primary Myelofibrosis (MF), Post-polycythemia Vera MF or Post-essential Thrombocythemia MF

NCT01423851
View directory record Official record
Conditions
Primary Myelofibrosis, Post-Polycythemia Vera Myelofibrosis, Post-Essential Thrombocythemia Myelofibrosis
Interventions
NS-018
Drug
Lead sponsor
NS Pharma, Inc.
Industry
Eligibility
18 Years and older
Enrollment
77 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2020
U.S. locations
9
States / cities
Scottsdale, Arizona • San Diego, California • Jacksonville, Florida + 5 more
Source: ClinicalTrials.gov public record
Updated Mar 8, 2022 · Synced Sep 25, 2026, 9:01 PM EDT
Completed No phase listed Observational

Myelofibrosis and Essential Thrombocythemia Observational Study (MOST)

NCT02953704
View directory record Official record
Conditions
MPN (Myeloproliferative Neoplasms)
Interventions
Not listed
Lead sponsor
Incyte Corporation
Industry
Eligibility
18 Years and older
Enrollment
1,469 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2022
U.S. locations
114
States / cities
Huntsville, Alabama • Tempe, Arizona • Tucson, Arizona + 111 more
Source: ClinicalTrials.gov public record
Updated May 12, 2022 · Synced Sep 25, 2026, 9:01 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Open Label Ruxolitinib (INCB018424) in Patients With Myelofibrosis and Post Polycythemia Vera/Essential Thrombocythemia Myelofibrosis

NCT00509899
View directory record Official record
Conditions
Myelofibrosis, Polycythemia Vera, Thrombocytosis
Interventions
Ruxolitinib
Drug
Lead sponsor
Incyte Corporation
Industry
Eligibility
18 Years and older
Enrollment
154 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2017
U.S. locations
2
States / cities
Rochester, Minnesota • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Mar 11, 2018 · Synced Sep 25, 2026, 9:01 PM EDT
Completed Phase 2 Interventional Results available

Clinical Trial of Aplidin® in Patients With Primary Myelofibrosis

NCT01149681
View directory record Official record
Conditions
Myelofibrosis
Interventions
APLIDIN (plitidepsin)
Drug
Lead sponsor
PharmaMar
Industry
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 11, 2020 · Synced Sep 25, 2026, 9:01 PM EDT
Recruiting No phase listed Observational

MPN PROGRESSion Registry: Observational Study Tracking Symptoms, Treatments, and Disease Progression in People With Myeloproliferative Neoplasms (MPNs)

NCT07362225
View directory record Official record
Conditions
Polycythemia Vera, ET (Essential Thrombocythemia), Polycythemia Vera (PV), Essential Thrombocythemia (ET), Primary Myelofibrosis (MF), Primary Myelofibrosis (PMF), Myelofibrosis, Myelofibrosis (MF), Myelofibrosis, Primary, Myelofibrosis, Post ET, Myelofibrosis, Post PV, Myelofibrosis (PMF), Myelofibrosis，MF, Myelofibrosis; Primary Myelofibrosis; Post-polycythemia Vera Myelofibrosis; Post-essential Thrombocythemia Myelofibrosis, Myelofibrosis Due to and Following Polycythemia Vera, Myelofibrosis Transformation in Essential Thrombocythemia, Myelofibrosis With High Molecular Risk Mutations, MF, Secondary Myelofibrosis, Secondary Myelofibrosis in Myeloproliferative Disease, Secondary Myelofibrosis (Post-Polycythemia Vera Myelofibrosis, Post-Essential Thrombocythemia Myelofibrosis), Post-Polycythemia Vera Myelofibrosis, Post-polycythemia Vera Myelofibrosis (PPV-MF), Post-polycythemia Vera Myelofibrosis (Post-PV MF), Post-polycythemia Vera Myelofibrosis(Post-PV MF), Post-PV MF, Post-Essential Thrombocythemia Myelofibrosis, Post-essential Thrombocythemia Myelofibrosis (PET-MF), Post-essential Thrombocythemia Myelofibrosis(Post-ET MF), Post-essential Thrombocythemia Myelofibrosis (Post-ET MF), Post-ET MF, Pre-fibrotic Myelofibrosis, Myeloproliferative Disorder, Myeloproliferative Disorders, Myeloproliferative Disorders (MPD), Myeloproliferative Neoplasms (MPNs), Myeloproliferative Neoplasm(MPN)-Associated Myelofibrosis, Myeloproliferative Neoplasm With 10% Blasts or Higher, Myeloproliferative Neoplasms, MPN, MPN (Myeloproliferative Neoplasms), MPN-associated Myelofibrosis, Myeloproliferative Neoplasm, Unclassifiable, Myeloproliferative Neoplasm, Not Otherwise Specified, Accelerated Phase MPN, Accelerated Phase Myeloproliferative Neoplasm, Blast Phase MPN, Blast Phase Myeloproliferative Neoplasm, Thrombocythemia Myelofibrosis (PET-MF), Thrombocythemia, Essential, Thrombocythemia, Hemorrhagic, Agnogenic Myeloid Metaplasia, Chronic Idiopathic Myelofibrosis, Idiopathic Myelofibrosis, MDS/MPN Crossover Syndromes
Interventions
Not listed
Lead sponsor
MPN Research Foundation
Other
Eligibility
18 Years and older
Enrollment
5,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2035
U.S. locations
2
States / cities
Chicago, Illinois • New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 22, 2026 · Synced Sep 25, 2026, 9:01 PM EDT
Completed Phase 1Phase 2 Interventional

Safety and Efficacy Study of CYT387 in Primary Myelofibrosis (PMF) or Post-polycythemia Vera (PV) or Post-essential Thrombocythemia (ET)

NCT00935987
View directory record Official record
Conditions
Primary Myelofibrosis, Post-Polycythemia Vera Myelofibrosis, Post-Essential Thrombocythemia Myelofibrosis
Interventions
CYT387
Drug
Lead sponsor
Sierra Oncology LLC - a GSK company
Industry
Eligibility
18 Years and older
Enrollment
166 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
3
States / cities
Stanford, California • Boston, Massachusetts • Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Jan 31, 2019 · Synced Sep 25, 2026, 9:01 PM EDT
Terminated Phase 1 Interventional

A Study of TAS1553 in Subjects With Relapsed or Refractory Acute Myeloid Leukemia (AML) and Other Myeloid Neoplasms

NCT04637009
View directory record Official record
Conditions
Acute Myeloid Leukemia, Myeloproliferative Neoplasm, Myelodysplastic/Myeloproliferative Neoplasm
Interventions
TAS1553
Drug
Lead sponsor
Astex Pharmaceuticals, Inc.
Industry
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
8
States / cities
Birmingham, Alabama • Scottsdale, Arizona • Los Angeles, California + 5 more
Source: ClinicalTrials.gov public record
Updated Aug 1, 2024 · Synced Sep 25, 2026, 9:01 PM EDT
Completed Phase 3 Interventional Results available

Momelotinib Versus Ruxolitinib in Subjects With Myelofibrosis

NCT01969838
View directory record Official record
Conditions
Primary Myelofibrosis, Post-Polycythemia Vera Myelofibrosis, Post-Essential Thrombocythemia Myelofibrosis
Interventions
Momelotinib, Ruxolitinib, Placebo to match momelotinib, Placebo to match ruxolitinib
Drug
Lead sponsor
Sierra Oncology LLC - a GSK company
Industry
Eligibility
18 Years and older
Enrollment
432 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2019
U.S. locations
11
States / cities
Phoenix, Arizona • Escondido, California • Stanford, California + 8 more
Source: ClinicalTrials.gov public record
Updated May 11, 2023 · Synced Sep 25, 2026, 9:01 PM EDT
Terminated Phase 2 Interventional Results available

Low-Dose Decitabine in Treating Patients With Symptomatic Myelofibrosis

NCT00630994
View directory record Official record
Conditions
Chronic Myeloproliferative Disorders, Secondary Myelofibrosis
Interventions
Dacogen
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 120 Years
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2012
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Dec 29, 2015 · Synced Sep 25, 2026, 9:01 PM EDT
Recruiting Phase 1 Interventional

Mutant CALR-peptide Based Vaccine in Patients With Mutated CALR Myeloproliferative Neoplasm

NCT05025488
View directory record Official record
Conditions
Myelofibrosis, Essential Thrombocythemia, MPN
Interventions
Peptide-based vaccine, Poly ICLC
Drug
Lead sponsor
Marina Kremyanskaya
Other
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 5, 2025 · Synced Sep 25, 2026, 9:01 PM EDT
Completed Phase 2 Interventional Results available

LCL161 in Treating Patients With Primary Myelofibrosis, Post-Polycythemia Vera Myelofibrosis, or Post-Essential Thrombocytosis Myelofibrosis

NCT02098161
View directory record Official record
Conditions
Polycythemia Vera, Post-Polycythemic Myelofibrosis Phase, Primary Myelofibrosis, Secondary Myelofibrosis
Interventions
Laboratory Biomarker Analysis, Questionnaire Administration, Smac Mimetic LCL161
Other · Drug
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2022
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jun 5, 2023 · Synced Sep 25, 2026, 9:01 PM EDT
Not listed Phase 1Phase 2 Interventional

An Open-Label, Multicenter, Phase 1b/2 Study of the Safety and Efficacy of KRT-232 Combined With Ruxolitinib in Patients With Primary Myelofibrosis (PMF), Post-Polycythemia Vera MF (Post-PV-MF), Or Post-Essential Thrombocythemia MF (Post ET-MF) Who Have a Suboptimal Response to Ruxolitinib

NCT04485260
View directory record Official record
Conditions
Myelofibrosis
Interventions
KRT-232, Ruxolitinib
Drug
Lead sponsor
Kartos Therapeutics, Inc.
Industry
Eligibility
18 Years to 99 Years
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
8
States / cities
Duarte, California • Baltimore, Maryland • Ann Arbor, Michigan + 5 more
Source: ClinicalTrials.gov public record
Updated May 8, 2022 · Synced Sep 25, 2026, 9:01 PM EDT
Completed Phase 2 Interventional

Study With SAR302503 in Patients With Polycythemia Vera or Essential Thrombocythemia

NCT01420783
View directory record Official record
Conditions
Hematopoietic Neoplasm
Interventions
SAR302503
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
18 Years and older
Enrollment
81 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
8
States / cities
Scottsdale, Arizona • La Jolla, California • Los Angeles, California + 5 more
Source: ClinicalTrials.gov public record
Updated Mar 4, 2025 · Synced Sep 25, 2026, 9:01 PM EDT
Terminated Phase 2 Interventional Results available

HSP90 Inhibitor, AUY922, in Patients With Primary Myelofibrosis (PMF), Post-Polycythemia Vera Myelofibrosis (Post-PV MF), Post-Essential Thrombocythemia Myelofibrosis (Post-ET MF), and Refractory PV/ET

NCT01668173
View directory record Official record
Conditions
Myeloproliferative Neoplasms
Interventions
AUY922
Drug
Lead sponsor
Memorial Sloan Kettering Cancer Center
Other
Eligibility
18 Years and older
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated May 22, 2016 · Synced Sep 25, 2026, 9:01 PM EDT
Completed Phase 2 Interventional Results available

A Phase 2 Study of RO7490677 In Participants With Myelofibrosis

NCT01981850
View directory record Official record
Conditions
Primary Myelofibrosis, Polycythemia Vera, Post-Essential Thrombocythemia Myelofibrosis
Interventions
RO7490677, Ruxolitinib
Biological · Drug
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
18 Years and older
Enrollment
125 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2020
U.S. locations
11
States / cities
Phoenix, Arizona • Palo Alto, California • Atlanta, Georgia + 7 more
Source: ClinicalTrials.gov public record
Updated Jan 4, 2022 · Synced Sep 25, 2026, 9:01 PM EDT
Completed Phase 1 Interventional

MPN-RC 118 AVID200 in Myelofibrosis

NCT03895112
View directory record Official record
Conditions
Primary Myelofibrosis, Post-essential Thrombocythemia Myelofibrosis, Post-polycythemia Vera Myelofibrosis, Post ET MF, Post PV MF
Interventions
AVID200
Drug
Lead sponsor
John Mascarenhas
Other
Eligibility
18 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 9, 2023 · Synced Sep 25, 2026, 9:01 PM EDT