Polycythemia clinical trials
The registry lists 32 studies for Polycythemia across more than 10 countries. 12 are recruiting or about to start. 14 of them are mainly about Polycythemia (how this is decided). Per ClinicalTrials.gov, last updated 2026-10-26.
Get an email when these change. Save the Polycythemia studies recruiting or about to start — once a week, free: studies that open, close, add sites or post results.
See an example email
Example · made-up studies
Breast cancer · Recruiting: 2 came in, 3 changed
What changed in your saved searches, Oct 31 – Nov 6:
A study of drug A after surgery for early breast cancer
Came in · now Recruiting
Drug B with hormone therapy in advanced breast cancer
Changed
· Sites: 4 added, including Seoul and Busan
· Enrollment: 300 → 450 participants
Exercise during chemotherapy
Now Active, not recruiting
One email a week for all your saved searches. Stop any time.
Who runs them
Capital Medical University (2) · AOP Orphan Pharmaceuticals AG (2) · University of Utah (2) · Hospices Civils de Lyon (2) · University of Colorado, Denver (1) · Eilean Therapeutics AU Pty Ltd (1) · University of Copenhagen (1) · Incyte Corporation (1)
What is being tested here
Drugs under test in Polycythemia studies, those with the most open studies first. Medicines only given beside them are not counted. How drugs are counted
Coming up
Studies recruiting or running, from their records. “Main data collection” ends at the primary completion date, the sponsor’s own estimate, which often moves.
All 3
- Nov 2026Safety and Tolerability of ZE74-0282 in Healthy Volunteers · Eilean Therapeutics AU Pty Ltd
- Mar 2027High-Altitude Polycythemia Study · Tibet Autonomous Region People's Hospital
- May 2027Potential Biological and Physiological Determinants for Exercice in Patients With Polycythemia Vera · Hospices Civils de Lyon
Who these studies take
Of the 7 Polycythemia studies recruiting now, 4 (57%) set no upper age limit and 1 (14%) stop at 75 or younger. 1 (14%) take children under 18. 0 (0%) are for women only and 0 (0%) for men only; 2 (29%) take healthy volunteers.
| Age | Women | Men |
|---|---|---|
| 10 | 1 (14%) | 1 (14%) |
| 18 | 7 (100%) | 7 (100%) |
| 30 | 7 (100%) | 7 (100%) |
| 40 | 7 (100%) | 7 (100%) |
| 50 | 7 (100%) | 7 (100%) |
| 65 | 6 (86%) | 6 (86%) |
| 75 | 6 (86%) | 6 (86%) |
| 85 | 4 (57%) | 4 (57%) |
Across all 32 studies, recruiting or not: 19% stop at 75 or younger and 16% at 65; 13% take children; 3% are for women only and 13% for men only; 16% take healthy volunteers. From each study’s registry entry; the criteria on its page decide.
What changed recently
From the registry's own updates since Oct 11, 2026.
Newly registered1
- Phase IIA Study of Belzutifan in EPAS1-, EGLN1-, or VHL-Mutant ErythrocytosisOct 26, 2026NCT07895966
Studies
Recruiting first, then most recently updated. Showing 32 of 32. search them.
- Phase IIA Study of Belzutifan in EPAS1-, EGLN1-, or VHL-Mutant ErythrocytosisNot yet recruitingNCT07895966Phase 21 country
- The Effect Of Lisinopril On PolycythemiaRecruitingNCT07594535Phase 41 country
- Safety and Tolerability of ZE74-0282 in Healthy VolunteersRecruitingNCT07527221Phase 11 country
- High-Altitude Polycythemia StudyNot yet recruitingNCT07600086Not applicable1 country
- Remote Ischemic Conditioning for High Altitude Polycythemia in High-Altitude Immigrant PopulationsNot yet recruitingNCT07562464Phase 3
- Molecular Biology of Polycythemia and ThrombocytosisRecruitingNCT007225271 country
- 129Xe MRI CardiopulmonaryRecruitingNCT06038630Phase 21 country
- Potential Biological and Physiological Determinants for Exercice in Patients With Polycythemia VeraNot yet recruitingNCT07341048Not applicable1 country
- Blood Viscosity in Polycythemia PatientsRecruitingNCT064210251 country
- CPAP Effect on the Polycythemia in Patients With Obstructive Sleep ApneaRecruitingNCT06089603Phase 41 country
- EVAluation of Erythrocytosis PRospEctive Cohort STudyNot yet recruitingNCT067858701 country
- Effect of Phlebotomy on Heartrate in Polycythemia PatientsRecruitingNCT053961701 country
- A Study Comparing Imetelstat Versus Best Available Therapy for the Treatment of Intermediate-2 or High-risk Myelofibrosis (MF) Who Have Not Responded to Janus Kinase (JAK)-Inhibitor TreatmentActive, not recruitingNCT04576156Phase 326 countries
- CO-Rebreathing in Comparison to Isotopic Red Cell Volume Determination in the Diagnosis of Primitive and Secondary PolycythemiaCompletedNCT03008642Not applicable1 country
- A Study to Assess Efficacy, Safety, and Tolerability of P1101 in Adult Patients With PVActive, not recruitingNCT05481151Phase 32 countries
- The Importance of Delayed Cord ClampingCompletedNCT06405867Not applicable1 country
- HIGH Altitude CArdiovascular REsearch Latin America Population StudyCompletedNCT047512921 country
- The Efficacy of Combination of Traditional Tibetan and Remote Ischemic Conditioning on High Altitude PolycythemiaStatus unknownNCT06082583Phase 2/3
- Tracing Changed Production of Red Blood CellsCompletedNCT05833477Not applicable1 country
- Late Gestational Diabetes Mellitus Diagnosis in Obese WomenStatus unknownNCT055105181 country
- StatStrip Lactate, Hemoglobin, and Hematocrit Meter in Whole BloodTerminatedNCT051180481 country
- AOP2014 vs. BAT in Patients With Polycythemia Vera Who Previously Participated in the PROUD-PV Study.CompletedNCT02218047Phase 312 countries
- Prospective Observational Study Of Patients With Polycythemia Vera In US Clinical Practices (REVEAL)CompletedNCT022521592 countries
- Safety and Efficacy of Momelotinib in Subjects With Polycythemia Vera or Essential ThrombocythemiaTerminatedNCT01998828Phase 25 countries
- H-36731: Finasteride in Management of Elevated Red Blood CellsWithdrawnNCT02548117Phase 31 country
- Ruxolitinib for Chuvash PolycythemiaNo longer availableNCT017307551 country
- Study to Assess the Self-administration of AOP2014 Using a Pen, Developed for the Treatment of Polycythemia Vera PatientsCompletedNCT02523638Phase 38 countries
- Study of Cobalt's Role in Excessive Erythrocytosis Among High Altitude Dwellers in Cerro de Pasco, PeruCompletedNCT01187108Phase 1/21 country
- Exploratory Phase II Study of INC424 Patients With Primary Myelofibrosis (PMF) or Post Polycythaemia Myelofibrosis (PPV MF) or Post Essential Thrombocythaemia Myelofibrosis (PET-MF)CompletedNCT01558739Phase 41 country
- Treatment of High Altitude Polycythemia by AcetazolamideCompletedNCT00424970Phase 41 country
- Large-scale Trial Testing the Intensity of CYTOreductive Therapy in Polycythemia Vera (PV)TerminatedNCT01645124Phase 31 country
- A Study of the Efficacy of MK-0683 in Patients With Polycythaemia Vera and Essential ThrombocythaemiaStatus unknownNCT00866762Phase 24 countries