{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Refractory+Primary+Myelofibrosis&page=4",
    "query": {
      "condition": "Refractory Primary Myelofibrosis",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 185,
    "total_pages": 19,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Refractory+Primary+Myelofibrosis&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Refractory+Primary+Myelofibrosis&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-09T18:10:11.431Z",
  "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": "NCT01137643",
      "title": "Tissue, Blood, and Body Fluid Sample Collection From Patients With Hematologic Cancer",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Chronic Myeloproliferative Disorders",
        "Leukemia",
        "Lymphoma",
        "Lymphoproliferative Disorder",
        "Multiple Myeloma and Plasma Cell Neoplasm",
        "Myelodysplastic Syndromes",
        "Myelodysplastic/Myeloproliferative Neoplasms",
        "Nonmalignant Neoplasm"
      ],
      "interventions": [
        {
          "name": "biologic sample preservation procedure",
          "type": "OTHER"
        },
        {
          "name": "cytology specimen collection procedure",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "UNC Lineberger Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "18 Years to 120 Years"
      },
      "enrollment_count": 15000,
      "start_date": "2009-07",
      "completion_date": "2040-07",
      "has_results": false,
      "last_update_posted_date": "2025-10-27",
      "last_synced_at": "2026-10-09T18:10:11.431Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01137643"
    },
    {
      "nct_id": "NCT00086125",
      "title": "Study of AP23573 in Patients With Relapsed or Refractory Hematologic Malignancies (8669-024)(COMPLETED)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hematologic Malignancies",
        "Leukemia",
        "Myelodysplastic Syndromes",
        "Myeloid Metaplasia",
        "Lymphoma"
      ],
      "interventions": [
        {
          "name": "ridaforolimus",
          "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": 57,
      "start_date": "2004-06",
      "completion_date": "2006-06",
      "has_results": false,
      "last_update_posted_date": "2015-08-19",
      "last_synced_at": "2026-10-09T18:10:11.431Z",
      "location_count": 8,
      "location_summary": "Chicago, Illinois • St Louis, Missouri • New Brunswick, New Jersey + 5 more",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "New Brunswick",
          "state": "New Jersey"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00086125"
    },
    {
      "nct_id": "NCT03314974",
      "title": "Myeloablative Allo HSCT With Related or Unrelated Donor for Heme Disorders",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Acute Leukemia",
        "Acute Myeloid Leukemia",
        "Acute Lymphoblastic Leukemia",
        "Lymphoma",
        "Chronic Myelogenous Leukemia",
        "Plasma Cell Leukemia",
        "Myeloproliferative Neoplasms",
        "Myelofibrosis",
        "Myelodysplasia",
        "Refractory Anemia",
        "High Risk Anemia",
        "Chronic Lymphocytic Leukemia",
        "Small Lymphocytic Lymphoma",
        "Marginal Zone B-Cell Lymphoma",
        "Follicular Lymphoma",
        "Lymphoplasmacytic Lymphoma",
        "Mantle-Cell Lymphoma",
        "Prolymphocytic Leukemia",
        "Diffuse Large Cell Non Hodgkins Lymphoma",
        "Lymphoblastic Lymphoma",
        "Burkitt Lymphoma",
        "High Grade Non-Hodgkin's Lymphoma, Adult",
        "Multiple Myeloma",
        "Juvenile Myelomonocytic Leukemia",
        "Biphenotypic/Undifferentiated/Prolymphocytic Leukemias",
        "MRD Positive Leukemia",
        "Natural Killer Cell Malignancies",
        "Acquired Bone Marrow Failure Syndromes"
      ],
      "interventions": [
        {
          "name": "HSCT with TBI Regimen",
          "type": "BIOLOGICAL"
        },
        {
          "name": "HSCT with Non-TBI Regimen",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Masonic Cancer Center, University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "Up to 60 Years"
      },
      "enrollment_count": 300,
      "start_date": "2018-03-30",
      "completion_date": "2028-06-10",
      "has_results": false,
      "last_update_posted_date": "2026-06-25",
      "last_synced_at": "2026-10-09T18:10:11.431Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03314974"
    },
    {
      "nct_id": "NCT00064311",
      "title": "Ravuconazole in Preventing Fungal Infections in Patients Undergoing Allogeneic Stem Cell Transplantation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Breast Cancer",
        "Chronic Myeloproliferative Disorders",
        "Gestational Trophoblastic Tumor",
        "Infection",
        "Leukemia",
        "Lymphoma",
        "Multiple Myeloma and Plasma Cell Neoplasm",
        "Myelodysplastic Syndromes",
        "Myelodysplastic/Myeloproliferative Neoplasms",
        "Neuroblastoma",
        "Ovarian Cancer",
        "Testicular Germ Cell Tumor"
      ],
      "interventions": [
        {
          "name": "ravuconazole",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institutes of Health Clinical Center (CC)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": null,
      "start_date": "2003-06",
      "completion_date": "2004-09",
      "has_results": false,
      "last_update_posted_date": "2012-03-08",
      "last_synced_at": "2026-10-09T18:10:11.431Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00064311"
    },
    {
      "nct_id": "NCT00438958",
      "title": "Sibling Donor Peripheral Stem Cell Transplant or Sibling Donor Bone Marrow Transplant in Treating Patients With Hematologic Cancers or Other Diseases",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Chronic Myeloproliferative Disorders",
        "Graft Versus Host Disease",
        "Leukemia",
        "Lymphoma",
        "Myelodysplastic Syndromes",
        "Secondary Myelofibrosis"
      ],
      "interventions": [
        {
          "name": "filgrastim",
          "type": "BIOLOGICAL"
        },
        {
          "name": "allogeneic bone marrow transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "peripheral blood stem cell transplantation",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "PROCEDURE"
      ],
      "sponsor": "The Canadian Blood and Marrow Transplant Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "16 Years to 65 Years"
      },
      "enrollment_count": 230,
      "start_date": "2007-03",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2014-03-05",
      "last_synced_at": "2026-10-09T18:10:11.431Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00438958"
    },
    {
      "nct_id": "NCT00002673",
      "title": "Immunotherapy in Treating Patients Who Are Undergoing Bone Marrow or Peripheral Stem Cell Transplantation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Cancer"
      ],
      "interventions": [
        {
          "name": "infection prophylaxis and management",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Fred Hutchinson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "12 Years to 60 Years"
      },
      "enrollment_count": 30,
      "start_date": "1995-06",
      "completion_date": "2002-02",
      "has_results": false,
      "last_update_posted_date": "2010-06-17",
      "last_synced_at": "2026-10-09T18:10:11.431Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00002673"
    },
    {
      "nct_id": "NCT00750009",
      "title": "Personalized Information or Basic Information in Helping Patients Make Decisions About Participating in a Clinical Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Brain and Central Nervous System Tumors",
        "Chronic Myeloproliferative Disorders",
        "Leukemia",
        "Lymphoma",
        "Lymphoproliferative Disorder",
        "Multiple Myeloma and Plasma Cell Neoplasm",
        "Myelodysplastic Syndromes",
        "Myelodysplastic/Myeloproliferative Neoplasms",
        "Unspecified Adult Solid Tumor, Protocol Specific"
      ],
      "interventions": [
        {
          "name": "educational intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Case Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "18 Years to 120 Years"
      },
      "enrollment_count": 583,
      "start_date": "2008-04",
      "completion_date": "2012-12",
      "has_results": false,
      "last_update_posted_date": "2020-07-27",
      "last_synced_at": "2026-10-09T18:10:11.431Z",
      "location_count": 4,
      "location_summary": "Detroit, Michigan • Cleveland, Ohio • Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Detroit",
          "state": "Michigan"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00750009"
    },
    {
      "nct_id": "NCT00004181",
      "title": "Bone Marrow Transplantation in Treating Patients With Multiple Myeloma, Chronic Phase Chronic Myelogenous Leukemia, or Agnogenic Myeloid Metaplasia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Chronic Myeloproliferative Disorders",
        "Leukemia",
        "Multiple Myeloma and Plasma Cell Neoplasm"
      ],
      "interventions": [
        {
          "name": "busulfan",
          "type": "DRUG"
        },
        {
          "name": "cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "allogeneic bone marrow transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "radiation therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE",
        "RADIATION"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "15 Years to 55 Years"
      },
      "enrollment_count": null,
      "start_date": "1999-10",
      "completion_date": "2004-08",
      "has_results": false,
      "last_update_posted_date": "2012-06-12",
      "last_synced_at": "2026-10-09T18:10:11.431Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00004181"
    },
    {
      "nct_id": "NCT00813501",
      "title": "Immunologic Diagnostic Blood Test in Predicting Side-Effects in Patients Undergoing a Donor Stem Cell Transplant for Hematologic Cancer or Other Diseases",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Chronic Myeloproliferative Disorders",
        "Graft Versus Host Disease",
        "Infection",
        "Leukemia",
        "Lymphoma",
        "Multiple Myeloma and Plasma Cell Neoplasm",
        "Myelodysplastic Syndromes",
        "Myelodysplastic-Myeloproliferative Diseases",
        "Neuroblastoma",
        "Therapy-related Toxicity"
      ],
      "interventions": [
        {
          "name": "immunosuppressive therapy",
          "type": "BIOLOGICAL"
        },
        {
          "name": "immunological diagnostic method",
          "type": "OTHER"
        },
        {
          "name": "allogeneic hematopoietic stem cell transplantation",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "City of Hope Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 60,
      "start_date": "2008-06",
      "completion_date": "2010-06",
      "has_results": false,
      "last_update_posted_date": "2011-03-07",
      "last_synced_at": "2026-10-09T18:10:11.431Z",
      "location_count": 1,
      "location_summary": "Duarte, California",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00813501"
    },
    {
      "nct_id": "NCT01077440",
      "title": "Presence of Donor-Derived DNA in Semen Samples From Cancer Survivors Who Underwent Donor Stem Cell Transplant",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cancer Survivor",
        "Chronic Myeloproliferative Disorders",
        "Leukemia",
        "Lymphoma",
        "Multiple Myeloma and Plasma Cell Neoplasm",
        "Myelodysplastic Syndromes",
        "Myelodysplastic/Myeloproliferative Neoplasms",
        "Neuroblastoma",
        "Testicular Germ Cell Tumor"
      ],
      "interventions": [
        {
          "name": "DNA analysis",
          "type": "GENETIC"
        },
        {
          "name": "polymerase chain reaction",
          "type": "GENETIC"
        },
        {
          "name": "flow cytometry",
          "type": "OTHER"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "GENETIC",
        "OTHER"
      ],
      "sponsor": "Vanderbilt University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 24,
      "start_date": "2010-02",
      "completion_date": "2014-12",
      "has_results": false,
      "last_update_posted_date": "2014-12-10",
      "last_synced_at": "2026-10-09T18:10:11.431Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01077440"
    }
  ]
}