NCT04057040CompletedPhase 2
Hepcidin Mimetic in Patients With Polycythemia Vera (REVIVE)
A Phase 2 Study of the Hepcidin Mimetic PTG-300 in Patients With Phlebotomy-Requiring Polycythemia Vera
Source: ClinicalTrials.gov · Last updated 7 Aug 2025
Brief summary (registry, in English)
This is a Phase 2 study with an open-label dose escalation phase followed by a blinded withdrawal phase and an open label extension. The study is designed to monitor the PTG-300 safety profile and to obtain preliminary evidence of efficacy of PTG-300 for the treatment of phlebotomy-requiring polycythemia vera.
- Status (registry)
- Completed
- Phase (registry)
- Phase 2
- Study type
- Interventional
- Enrollment
- 70 (actual)
- First submitted
- 7 Aug 2019
- Start date
- 1 Oct 2019
- Primary completion date
- 14 Feb 2023
- Lead sponsor
- Protagonist Therapeutics, Inc.
- Diseases
- Myeloproliferative neoplasms
- NCT number
- NCT04057040
What you commit to
- Study type: Interventional · Phase 2
- Participants enrolled: 70
- From 1 Oct 2019 to the primary completion date, 14 Feb 2023
- 16 sites in 2 countries
- Visits and tests: ask the trial team, the registry does not list them
Built from the registry fields of ClinicalTrials.gov. It describes the study, not your situation.
Who cannot take part
Copied verbatim from ClinicalTrials.gov and grouped by topic. Only the trial team decides who can take part.
Criteria the registry did not label
- Main Inclusion Criteria: All subjects must meet ALL of the following inclusion criteria to be enrolled.
- Male and female subjects aged 18 years or older.
- Meet revised 2016 World Health Organization (WHO) criteria for the diagnosis of polycythemia vera.
- Records of all phlebotomies performed for at least 28 weeks (preferably up to 52 weeks) before dosing are available.
- Subjects who are not receiving cytoreductive therapy must have been discontinued from any prior cytoreductive therapy for at least 24 weeks before screening and have recovered from any adverse events due to cytoreductive therapy.
- Subjects receiving cytoreductive therapy with hydroxyurea, interferon, or ruxolitinib must have received cytoreductive therapy for at least 24 weeks and be on a stable dose or have a decreasing dose (Medical Monitor approval required) for at least 8 weeks before dosing and with no planned change in dose.
- Main Exclusion Criteria: Subjects must meet NONE of the following exclusion criteria to be enrolled:
- Active or chronic bleeding within 4 weeks of screening.
- Meets the criteria for post-PCV myelofibrosis as defined by the International Working Group-Myeloproliferative Neoplasms Research and Treatment (IWG-MRT).
- Known primary or secondary immunodeficiency.
- Any surgical procedure requiring general anesthesia within 1 month prior to screening or planned elective surgery during the study.
Age in the registry: 18 years to - · Sex: All · Does not accept healthy volunteers
Sites (16)
Sites in registry order. Pick your city on the disease page to sort them by distance.
| Site | City | Country | Site status |
|---|---|---|---|
| Sahyadri Super Specialty Hospital Coordinator of this site? Confirm its status | Pune | India | Unknown status |
| All India Institute of Medical Sciences Coordinator of this site? Confirm its status | Rishikesh | India | Unknown status |
| University of Michigan Coordinator of this site? Confirm its status | Ann Arbor | United States | Unknown status |
| Center for Cancer and Blood Disorders Coordinator of this site? Confirm its status | Bethesda | United States | Unknown status |
| Cleveland Clinic Taussig Cancer Center Coordinator of this site? Confirm its status | Cleveland | United States | Unknown status |
| Pontchartrain Cancer Care Coordinator of this site? Confirm its status | Covington | United States | Unknown status |
| Mary Crowley Cancer Research Center Coordinator of this site? Confirm its status | Dallas | United States | Unknown status |
| Karmanos Cancer Center Coordinator of this site? Confirm its status | Detroit | United States | Unknown status |
| Marin Cancer Care Coordinator of this site? Confirm its status | Greenbrae | United States | Unknown status |
| The University of Texas MD Anderson Cancer Center Coordinator of this site? Confirm its status | Houston | United States | Unknown status |
| Mount Sinai Coordinator of this site? Confirm its status | New York | United States | Unknown status |
| New York-Presbyterian Hospital/Weill Cornell Medical Center Coordinator of this site? Confirm its status | New York | United States | Unknown status |
| Stanford University Coordinator of this site? Confirm its status | Palo Alto | United States | Unknown status |
| Mayo Clinic - Mayo Clinic Hospital Coordinator of this site? Confirm its status | Phoenix | United States | Unknown status |
| Moffitt Cancer Center Coordinator of this site? Confirm its status | Tampa | United States | Unknown status |
| University of Kansas Coordinator of this site? Confirm its status | Westwood | United States | Unknown status |
This page is information, not medical advice. Discuss any trial with your doctor.