{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Essential+Thrombocythemia",
    "query": {
      "condition": "Essential Thrombocythemia"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 232,
    "total_pages": 24,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Essential+Thrombocythemia&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-05-21T23:18:44.025Z",
  "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": "NCT00104923",
      "title": "Fenretinide in Treating Patients With Refractory or Relapsed Hematologic Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Chronic Myeloproliferative Disorders",
        "Leukemia",
        "Lymphoma",
        "Multiple Myeloma and Plasma Cell Neoplasm"
      ],
      "interventions": [
        {
          "name": "fenretinide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "California Cancer Consortium",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "18 Years to 120 Years"
      },
      "enrollment_count": 29,
      "start_date": "2005-02",
      "completion_date": "2017-04",
      "has_results": false,
      "last_update_posted_date": "2017-07-19",
      "last_synced_at": "2026-05-21T23:18:44.025Z",
      "location_count": 4,
      "location_summary": "Los Angeles, California • Bethesda, Maryland • Houston, Texas + 1 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Bethesda",
          "state": "Maryland"
        },
        {
          "city": "Houston",
          "state": "Texas"
        },
        {
          "city": "Lubbock",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00104923"
    },
    {
      "nct_id": "NCT02226172",
      "title": "Single-Agent Glasdegib In Patients With Myelofibrosis Previously Treated With Ruxolitinib",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Primary Myelofibrosis; Post-polycythemia Vera Myelofibrosis; Post-essential Thrombocythemia Myelofibrosis"
      ],
      "interventions": [
        {
          "name": "Glasdegib (PF-04449913)",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 21,
      "start_date": "2014-10-06",
      "completion_date": "2018-01-31",
      "has_results": true,
      "last_update_posted_date": "2019-01-17",
      "last_synced_at": "2026-05-21T23:18:44.025Z",
      "location_count": 15,
      "location_summary": "Phoenix, Arizona • Scottsdale, Arizona • La Jolla, California + 6 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02226172"
    },
    {
      "nct_id": "NCT03373877",
      "title": "Evaluation of Ruxolitinib in Combination With PU-H71 for Treatment of Myelofibrosis",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Myelofibrosis",
        "Primary Myelofibrosis",
        "Post-polycythemia Vera Myelofibrosis",
        "Post-essential Thrombocythemia Myelofibrosis"
      ],
      "interventions": [
        {
          "name": "PU-H71",
          "type": "DRUG"
        },
        {
          "name": "Ruxolitinib",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Samus Therapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 4,
      "start_date": "2018-05-24",
      "completion_date": "2020-03-10",
      "has_results": false,
      "last_update_posted_date": "2022-11-15",
      "last_synced_at": "2026-05-21T23:18:44.025Z",
      "location_count": 10,
      "location_summary": "New Haven, Connecticut • New Orleans, Louisiana • Ann Arbor, Michigan + 7 more",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "New Orleans",
          "state": "Louisiana"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "Detroit",
          "state": "Michigan"
        },
        {
          "city": "Omaha",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03373877"
    },
    {
      "nct_id": "NCT00003406",
      "title": "Combination Chemotherapy Followed by Peripheral Stem Cell Transplantation in Treating Patients With Refractory Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Chronic Myeloproliferative Disorders",
        "Leukemia",
        "Lymphoma",
        "Multiple Myeloma and Plasma Cell Neoplasm",
        "Myelodysplastic Syndromes",
        "Precancerous/Nonmalignant Condition",
        "Unspecified Adult Solid Tumor, Protocol Specific"
      ],
      "interventions": [
        {
          "name": "carboplatin",
          "type": "DRUG"
        },
        {
          "name": "docetaxel",
          "type": "DRUG"
        },
        {
          "name": "ifosfamide",
          "type": "DRUG"
        },
        {
          "name": "autologous bone marrow transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "bone marrow ablation with stem cell support",
          "type": "PROCEDURE"
        },
        {
          "name": "peripheral blood stem cell transplantation",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Cancer Treatment Centers of America",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "Up to 65 Years"
      },
      "enrollment_count": 30,
      "start_date": "1997-10",
      "completion_date": "2000-03",
      "has_results": false,
      "last_update_posted_date": "2013-03-26",
      "last_synced_at": "2026-05-21T23:18:44.025Z",
      "location_count": 1,
      "location_summary": "Zion, Illinois",
      "locations": [
        {
          "city": "Zion",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00003406"
    },
    {
      "nct_id": "NCT07379125",
      "title": "Therapeutic RSK1 Targeting in Myelofibrosis",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Myelofibrosis"
      ],
      "interventions": [
        {
          "name": "PMD-026",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 18,
      "start_date": "2026-05-31",
      "completion_date": "2028-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-04-21",
      "last_synced_at": "2026-05-21T23:18:44.025Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07379125"
    },
    {
      "nct_id": "NCT04282187",
      "title": "Decitabine With Ruxolitinib, Fedratinib or Pacritinib for the Treatment of Accelerated/Blast Phase Myeloproliferative Neoplasms",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Acute Myeloid Leukemia",
        "Essential Thrombocythemia",
        "Myelodysplastic Syndrome",
        "Myelodysplastic/Myeloproliferative Neoplasm",
        "Myeloproliferative Neoplasm",
        "Myeloproliferative Neoplasm, Not Otherwise Specified",
        "Polycythemia Vera",
        "Primary Myelofibrosis",
        "Secondary Myelofibrosis"
      ],
      "interventions": [
        {
          "name": "Decitabine",
          "type": "DRUG"
        },
        {
          "name": "Ruxolitinib",
          "type": "DRUG"
        },
        {
          "name": "Fedratinib",
          "type": "DRUG"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Pacritinib",
          "type": "DRUG"
        },
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 25,
      "start_date": "2020-03-24",
      "completion_date": "2026-11-11",
      "has_results": false,
      "last_update_posted_date": "2026-03-16",
      "last_synced_at": "2026-05-21T23:18:44.025Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04282187"
    },
    {
      "nct_id": "NCT01317875",
      "title": "Study of the JAK Inhibitor Ruxolitinib Administered Orally to Patients With Primary Myelofibrosis (PMF), Post-Polycythemia Vera-Myelofibrosis (PPV-MF) or Post-Essential Thrombocythemia-Myelofibrosis (PET-MF)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Myelofibrosis"
      ],
      "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": 69,
      "start_date": "2011-03-31",
      "completion_date": "2019-12-31",
      "has_results": true,
      "last_update_posted_date": "2025-08-22",
      "last_synced_at": "2026-05-21T23:18:44.025Z",
      "location_count": 3,
      "location_summary": "Winter Park, Florida • Baltimore, Maryland • Houston, Texas",
      "locations": [
        {
          "city": "Winter Park",
          "state": "Florida"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01317875"
    },
    {
      "nct_id": "NCT04054245",
      "title": "PAT-1251 in Treating Patients With Primary Myelofibrosis, Post-Polycythemia Vera Myelofibrosis, or Post-Essential Thrombocytosis Myelofibrosis",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Myelofibrosis Transformation in Essential Thrombocythemia",
        "Polycythemia Vera, Post-Polycythemic Myelofibrosis Phase",
        "Primary Myelofibrosis"
      ],
      "interventions": [
        {
          "name": "LOXL2 Inhibitor PAT-1251",
          "type": "DRUG"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "M.D. Anderson 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": 0,
      "start_date": "2019-07-24",
      "completion_date": "2019-07-24",
      "has_results": false,
      "last_update_posted_date": "2019-08-13",
      "last_synced_at": "2026-05-21T23:18:44.025Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04054245"
    },
    {
      "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": "2026-05-15",
      "last_synced_at": "2026-05-21T23:18:44.025Z",
      "location_count": 21,
      "location_summary": "Glendale, Arizona • Glendale, California • Palo Alto, California + 18 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": "NCT05482971",
      "title": "A Single-arm, Multicenter Study to Assess the Efficacy, Safety, and Tolerability of P1101 in Adults With ET",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Essential Thrombocythemia"
      ],
      "interventions": [
        {
          "name": "Ropeginterferon alfa-2b-njft (P1101)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "PharmaEssentia",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 91,
      "start_date": "2022-09-29",
      "completion_date": "2027-03-31",
      "has_results": false,
      "last_update_posted_date": "2025-08-13",
      "last_synced_at": "2026-05-21T23:18:44.025Z",
      "location_count": 30,
      "location_summary": "Birmingham, Alabama • Duarte, California • Greenbrae, California + 25 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Greenbrae",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05482971"
    }
  ]
}