{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=ET-MF",
    "query": {
      "condition": "ET-MF"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 38,
    "total_pages": 4,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=ET-MF&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-06-26T11:17:46.642Z",
  "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": "NCT04878003",
      "title": "Study of KRT-232 or TL-895 in Janus Associated Kinase Inhibitor Treatment-Naïve Myelofibrosis",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Primary Myelofibrosis (PMF)",
        "Post-Polycythemia Vera Myelofibrosis (Post-PV-MF)",
        "Post-Essential Thrombocythemia Myelofibrosis (Post-ET-MF)"
      ],
      "interventions": [
        {
          "name": "KRT-232",
          "type": "DRUG"
        },
        {
          "name": "TL-895",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Kartos 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": 52,
      "start_date": "2021-04-13",
      "completion_date": "2025-10",
      "has_results": false,
      "last_update_posted_date": "2022-05-09",
      "last_synced_at": "2026-06-26T11:17:46.642Z",
      "location_count": 4,
      "location_summary": "Glendale, California • Whittier, California • Canton, Ohio + 1 more",
      "locations": [
        {
          "city": "Glendale",
          "state": "California"
        },
        {
          "city": "Whittier",
          "state": "California"
        },
        {
          "city": "Canton",
          "state": "Ohio"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04878003"
    },
    {
      "nct_id": "NCT04485260",
      "title": "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",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Myelofibrosis"
      ],
      "interventions": [
        {
          "name": "KRT-232",
          "type": "DRUG"
        },
        {
          "name": "Ruxolitinib",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Kartos Therapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 36,
      "start_date": "2021-01-28",
      "completion_date": "2024-10",
      "has_results": false,
      "last_update_posted_date": "2022-05-09",
      "last_synced_at": "2026-06-26T11:17:46.642Z",
      "location_count": 8,
      "location_summary": "Duarte, California • Baltimore, Maryland • Ann Arbor, Michigan + 5 more",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04485260"
    },
    {
      "nct_id": "NCT01981850",
      "title": "A Phase 2 Study of RO7490677 In Participants With Myelofibrosis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Primary Myelofibrosis",
        "Polycythemia Vera",
        "Post-Essential Thrombocythemia Myelofibrosis"
      ],
      "interventions": [
        {
          "name": "RO7490677",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Ruxolitinib",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "Hoffmann-La Roche",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 125,
      "start_date": "2013-10-01",
      "completion_date": "2020-07-10",
      "has_results": true,
      "last_update_posted_date": "2022-01-05",
      "last_synced_at": "2026-06-26T11:17:46.642Z",
      "location_count": 11,
      "location_summary": "Phoenix, Arizona • Palo Alto, California • Atlanta, Georgia + 7 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01981850"
    },
    {
      "nct_id": "NCT07362225",
      "title": "MPN PROGRESSion Registry: Observational Study Tracking Symptoms, Treatments, and Disease Progression in People With Myeloproliferative Neoplasms (MPNs)",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "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": [],
      "intervention_types": [],
      "sponsor": "MPN Research Foundation",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 5000,
      "start_date": "2025-09-26",
      "completion_date": "2035-09-08",
      "has_results": false,
      "last_update_posted_date": "2026-01-23",
      "last_synced_at": "2026-06-26T11:17:46.642Z",
      "location_count": 2,
      "location_summary": "Chicago, Illinois • New York, New York",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07362225"
    },
    {
      "nct_id": "NCT01732445",
      "title": "Ruxolitinib Phosphate and Danazol in Treating Anemia in Patients With Myelofibrosis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Anemia",
        "Primary Myelofibrosis",
        "Secondary Myelofibrosis"
      ],
      "interventions": [
        {
          "name": "ruxolitinib phosphate",
          "type": "DRUG"
        },
        {
          "name": "danazol",
          "type": "DRUG"
        },
        {
          "name": "quality-of-life assessment",
          "type": "OTHER"
        },
        {
          "name": "questionnaire administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "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": 14,
      "start_date": "2013-04",
      "completion_date": "2017-08-10",
      "has_results": true,
      "last_update_posted_date": "2017-10-18",
      "last_synced_at": "2026-06-26T11:17:46.642Z",
      "location_count": 2,
      "location_summary": "Scottsdale, Arizona • New York, New York",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01732445"
    },
    {
      "nct_id": "NCT05467800",
      "title": "Study of Canakinumab in Patients With Myelofibrosis",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Primary Myelofibrosis",
        "Post-essential Thrombocythemia Myelofibrosis",
        "ET-MF",
        "Post-polycythemia Vera Related Myelofibrosis",
        "PV-MF"
      ],
      "interventions": [
        {
          "name": "Canakinumab",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "John Mascarenhas",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 14,
      "start_date": "2022-08-02",
      "completion_date": "2027-07-01",
      "has_results": false,
      "last_update_posted_date": "2026-05-07",
      "last_synced_at": "2026-06-26T11:17:46.642Z",
      "location_count": 7,
      "location_summary": "Los Angeles, California • Tampa, Florida • Westwood, Kansas + 4 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Westwood",
          "state": "Kansas"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Charlotte",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05467800"
    },
    {
      "nct_id": "NCT00910728",
      "title": "Study to Assess the Safety of AZD1480 in Patients With Myeloproliferative Diseases",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Primary Myelofibrosis (PMF)",
        "Post-Polycythaemia Vera",
        "Essential Thrombocythaemia Myelofibrosis"
      ],
      "interventions": [
        {
          "name": "AZD1480",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "AstraZeneca",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "25 Years to 99 Years"
      },
      "enrollment_count": 65,
      "start_date": "2009-05",
      "completion_date": "2014-08",
      "has_results": true,
      "last_update_posted_date": "2017-04-24",
      "last_synced_at": "2026-06-26T11:17:46.642Z",
      "location_count": 2,
      "location_summary": "New York, New York • Houston, Texas",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00910728"
    },
    {
      "nct_id": "NCT00715247",
      "title": "Polycythemia Vera, Myelofibrosis and Essential Thrombocythemia: Identification of PV, MF & ET Genes",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Polycythemia Vera",
        "Essential Thrombocythemia",
        "Myelofibrosis"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Utah",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 726,
      "start_date": "2006-07",
      "completion_date": "2018-12",
      "has_results": false,
      "last_update_posted_date": "2019-10-15",
      "last_synced_at": "2026-06-26T11:17:46.642Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00715247"
    },
    {
      "nct_id": "NCT03895112",
      "title": "MPN-RC 118 AVID200 in Myelofibrosis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Primary Myelofibrosis",
        "Post-essential Thrombocythemia Myelofibrosis",
        "Post-polycythemia Vera Myelofibrosis",
        "Post ET MF",
        "Post PV MF"
      ],
      "interventions": [
        {
          "name": "AVID200",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "John Mascarenhas",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 21,
      "start_date": "2019-02-15",
      "completion_date": "2022-05-16",
      "has_results": false,
      "last_update_posted_date": "2023-02-10",
      "last_synced_at": "2026-06-26T11:17:46.642Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03895112"
    },
    {
      "nct_id": "NCT02098161",
      "title": "LCL161 in Treating Patients With Primary Myelofibrosis, Post-Polycythemia Vera Myelofibrosis, or Post-Essential Thrombocytosis Myelofibrosis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Polycythemia Vera, Post-Polycythemic Myelofibrosis Phase",
        "Primary Myelofibrosis",
        "Secondary Myelofibrosis"
      ],
      "interventions": [
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Smac Mimetic LCL161",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DRUG"
      ],
      "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": 50,
      "start_date": "2014-12-18",
      "completion_date": "2022-05-19",
      "has_results": true,
      "last_update_posted_date": "2023-06-06",
      "last_synced_at": "2026-06-26T11:17:46.642Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02098161"
    }
  ]
}