{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Thrombocythemia%2C+Essential&page=2",
    "query": {
      "condition": "Thrombocythemia, Essential",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Thrombocythemia%2C+Essential&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-06-10T13:17:40.713Z",
  "attribution": "Data derived from public ClinicalTrials.gov records. The official record at https://clinicaltrials.gov/ remains the source of truth for current availability, contacts, and full study details.",
  "notes": [
    "This endpoint exposes only public summary fields — no participant contact emails, phone numbers, or scraped investigator contact details.",
    "For contact information and full protocol detail, follow each trial's `official_url` to the ClinicalTrials.gov record.",
    "This API is a navigational aid. It does not provide medical advice, eligibility determinations, or compensation guarantees."
  ],
  "trials": [
    {
      "nct_id": "NCT06218628",
      "title": "Pacritinib w/ Talazoparib in Pts w/ Myeloproliferative Neoplasms Unresponsive to JAK2 Inhibition",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Primary Myelofibrosis",
        "Post-polycythemia Vera Myelofibrosis",
        "Post-essential Thrombocythemia Myelofibrosis",
        "Chronic Myelomonocytic Leukemia",
        "Polycythemia Vera",
        "Essential Thrombocytosis"
      ],
      "interventions": [
        {
          "name": "Talazoparib",
          "type": "DRUG"
        },
        {
          "name": "pacritinib",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Fox Chase Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 24,
      "start_date": "2024-04-05",
      "completion_date": "2030-08-27",
      "has_results": false,
      "last_update_posted_date": "2024-05-03",
      "last_synced_at": "2026-06-10T13:17:40.713Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06218628"
    },
    {
      "nct_id": "NCT00381550",
      "title": "3-AP and Fludarabine in Treating Patients With Myeloproliferative Disorders, Chronic Myelomonocytic Leukemia, or Accelerated Phase or Blastic Phase Chronic Myelogenous Leukemia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Accelerated Phase Chronic Myelogenous Leukemia",
        "Atypical Chronic Myeloid Leukemia, BCR-ABL1 Negative",
        "Blastic Phase Chronic Myelogenous Leukemia",
        "Chronic Eosinophilic Leukemia",
        "Chronic Myelomonocytic Leukemia",
        "Essential Thrombocythemia",
        "Philadelphia Chromosome Negative Chronic Myelogenous Leukemia",
        "Polycythemia Vera",
        "Primary Myelofibrosis",
        "Relapsing Chronic Myelogenous Leukemia"
      ],
      "interventions": [
        {
          "name": "fludarabine phosphate",
          "type": "DRUG"
        },
        {
          "name": "triapine",
          "type": "DRUG"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 35,
      "start_date": "2006-08",
      "completion_date": "2011-03",
      "has_results": true,
      "last_update_posted_date": "2015-01-06",
      "last_synced_at": "2026-06-10T13:17:40.713Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00381550"
    },
    {
      "nct_id": "NCT00080925",
      "title": "T-Cell-Depleted Allogeneic Stem Cell Transplantation After Immunoablative Induction Chemotherapy and Reduced-Intensity Transplantation Conditioning in Treating Patients With Hematologic Malignancies",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Chronic Myeloproliferative Disorders",
        "Leukemia",
        "Lymphoma",
        "Multiple Myeloma and Plasma Cell Neoplasm",
        "Myelodysplastic Syndromes",
        "Myelodysplastic/Myeloproliferative Neoplasms"
      ],
      "interventions": [
        {
          "name": "filgrastim",
          "type": "BIOLOGICAL"
        },
        {
          "name": "graft-versus-tumor induction therapy",
          "type": "BIOLOGICAL"
        },
        {
          "name": "rituximab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "therapeutic allogeneic lymphocytes",
          "type": "BIOLOGICAL"
        },
        {
          "name": "cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "cyclosporine",
          "type": "DRUG"
        },
        {
          "name": "cytarabine",
          "type": "DRUG"
        },
        {
          "name": "doxorubicin hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "etoposide",
          "type": "DRUG"
        },
        {
          "name": "fludarabine phosphate",
          "type": "DRUG"
        },
        {
          "name": "prednisone",
          "type": "DRUG"
        },
        {
          "name": "vincristine sulfate",
          "type": "DRUG"
        },
        {
          "name": "peripheral blood stem cell transplantation",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "National Institutes of Health Clinical Center (CC)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 20,
      "start_date": "2004-02",
      "completion_date": "2010-12",
      "has_results": false,
      "last_update_posted_date": "2012-03-08",
      "last_synced_at": "2026-06-10T13:17:40.713Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00080925"
    },
    {
      "nct_id": "NCT00245128",
      "title": "Imatinib Mesylate in Treating Patients With Myelofibrosis",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Chronic Myeloproliferative Disorders"
      ],
      "interventions": [
        {
          "name": "imatinib mesylate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "OHSU Knight Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 10,
      "start_date": "2005-08",
      "completion_date": "2011-10",
      "has_results": true,
      "last_update_posted_date": "2012-01-13",
      "last_synced_at": "2026-06-10T13:17:40.713Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00245128"
    },
    {
      "nct_id": "NCT00448357",
      "title": "Allogeneic Hematopoietic Cell Transplantation for Patients With Busulfex-based Regimen",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Chronic Myeloproliferative Disorders",
        "Leukemia",
        "Lymphoma",
        "Multiple Myeloma and Plasma Cell Neoplasm",
        "Myelodysplastic Syndromes"
      ],
      "interventions": [
        {
          "name": "rabbit anti-thymocyte globulin (ATG)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "therapeutic allogeneic lymphocytes",
          "type": "BIOLOGICAL"
        },
        {
          "name": "busulfan",
          "type": "DRUG"
        },
        {
          "name": "fludarabine phosphate",
          "type": "DRUG"
        },
        {
          "name": "tacrolimus",
          "type": "DRUG"
        },
        {
          "name": "allogeneic hematopoietic stem cell transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "peripheral blood stem cell transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "methotrexate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "UNC Lineberger Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 54,
      "start_date": "2005-10",
      "completion_date": "2015-11",
      "has_results": true,
      "last_update_posted_date": "2017-07-17",
      "last_synced_at": "2026-06-10T13:17:40.713Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00448357"
    },
    {
      "nct_id": "NCT06456346",
      "title": "Bomedemstat vs Hydroxyurea for Essential Thrombocythemia (MK-3543-007)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Essential Thrombocythemia"
      ],
      "interventions": [
        {
          "name": "Bomedemstat",
          "type": "DRUG"
        },
        {
          "name": "Hydroxyurea",
          "type": "DRUG"
        },
        {
          "name": "Bomedemstat placebo",
          "type": "DRUG"
        },
        {
          "name": "Hydroxyurea placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Merck Sharp & Dohme LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 300,
      "start_date": "2024-07-16",
      "completion_date": "2028-03-24",
      "has_results": false,
      "last_update_posted_date": "2026-06-08",
      "last_synced_at": "2026-06-10T13:17:40.713Z",
      "location_count": 22,
      "location_summary": "Glendale, Arizona • Glendale, California • Palo Alto, California + 19 more",
      "locations": [
        {
          "city": "Glendale",
          "state": "Arizona"
        },
        {
          "city": "Glendale",
          "state": "California"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Golden",
          "state": "Colorado"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06456346"
    },
    {
      "nct_id": "NCT04173494",
      "title": "A Study of Momelotinib Versus Danazol in Symptomatic and Anemic Myelofibrosis Participants (MOMENTUM)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Primary Myelofibrosis",
        "Post-polycythemia Vera Myelofibrosis",
        "Post-essential Thrombocythemia Myelofibrosis"
      ],
      "interventions": [
        {
          "name": "Momelotinib",
          "type": "DRUG"
        },
        {
          "name": "Placebo to match danazol",
          "type": "DRUG"
        },
        {
          "name": "Danazol",
          "type": "DRUG"
        },
        {
          "name": "Placebo to match momelotinib",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sierra Oncology LLC - a GSK company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 195,
      "start_date": "2020-02-07",
      "completion_date": "2022-12-29",
      "has_results": true,
      "last_update_posted_date": "2023-11-01",
      "last_synced_at": "2026-06-10T13:17:40.713Z",
      "location_count": 17,
      "location_summary": "Phoenix, Arizona • Irvine, California • Los Angeles, California + 14 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Irvine",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Whittier",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04173494"
    },
    {
      "nct_id": "NCT00726232",
      "title": "Study to Determine the Safety and Efficacy of INCB018424 in Patients With Polycythemia Vera or Essential Thrombocythemia",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Myeloproliferative Neoplasm (MPN)"
      ],
      "interventions": [
        {
          "name": "Ruxolitinib",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Incyte Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 73,
      "start_date": "2008-08-20",
      "completion_date": "2018-08-20",
      "has_results": true,
      "last_update_posted_date": "2025-10-29",
      "last_synced_at": "2026-06-10T13:17:40.713Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00726232"
    },
    {
      "nct_id": "NCT01970930",
      "title": "Tissue Banking Study - Polycythemia Vera or Essential Thrombocythemia (PV & ET) Patients",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Polycythemia Vera",
        "Essential Thrombocythemia"
      ],
      "interventions": [
        {
          "name": "Blood specimen",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Icahn School of Medicine at Mount Sinai",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 131,
      "start_date": "2012-08",
      "completion_date": "2016-06-02",
      "has_results": false,
      "last_update_posted_date": "2018-01-19",
      "last_synced_at": "2026-06-10T13:17:40.713Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01970930"
    },
    {
      "nct_id": "NCT00381693",
      "title": "Azacitidine in Treating Patients With Myelofibrosis",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Chronic Myeloproliferative Disorders",
        "Secondary Myelofibrosis"
      ],
      "interventions": [
        {
          "name": "azacitidine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 10,
      "start_date": "2006-08",
      "completion_date": "2009-04",
      "has_results": true,
      "last_update_posted_date": "2011-04-21",
      "last_synced_at": "2026-06-10T13:17:40.713Z",
      "location_count": 2,
      "location_summary": "Scottsdale, Arizona • Rochester, Minnesota",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00381693"
    }
  ]
}