{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Granulocyte+colony+stimulating+factor+%28GCSF%29&page=5",
    "query": {
      "intervention": "Granulocyte colony stimulating factor (GCSF)",
      "page": 5
    },
    "page_size": 10
  },
  "pagination": {
    "page": 5,
    "page_size": 10,
    "total_count": 1111,
    "total_pages": 112,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Granulocyte+colony+stimulating+factor+%28GCSF%29&page=6&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Granulocyte+colony+stimulating+factor+%28GCSF%29&page=4&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-12T20:15:56.473Z",
  "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": "NCT06709495",
      "title": "Phase 1/2 Trial to Evaluate the Safety and Efficacy of PEEL-224 in Combination With Vincristine and Temozolomide in Adolescents and Young Adults With Relapsed or Refractory Sarcomas",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Sarcoma",
        "Sarcoma, Ewing",
        "Desmoplastic Small Round Cell Tumor",
        "Refractory Sarcoma",
        "Osteosarcoma",
        "Rhabdomyosarcoma"
      ],
      "interventions": [
        {
          "name": "PEEL-224",
          "type": "DRUG"
        },
        {
          "name": "Temozolomide",
          "type": "DRUG"
        },
        {
          "name": "Vincristine",
          "type": "DRUG"
        },
        {
          "name": "Pegfilgrastim",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Filgrastim",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL"
      ],
      "sponsor": "David S Shulman, MD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "49 Years",
        "sex": "ALL",
        "summary": "12 Years to 49 Years"
      },
      "enrollment_count": 63,
      "start_date": "2025-01-27",
      "completion_date": "2029-09-01",
      "has_results": false,
      "last_update_posted_date": "2026-02-19",
      "last_synced_at": "2026-10-12T20:15:56.473Z",
      "location_count": 3,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06709495"
    },
    {
      "nct_id": "NCT02105766",
      "title": "Nonmyeloablative Peripheral Blood Mobilized Hematopoietic Precursor Cell Transplantation for Sickle Cell Disease and Beta-thalassemia in People With Higher Risk of Transplant Failure",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Sickle Cell Disease",
        "Thalassemia",
        "Stem Cell Transplantation",
        "Graft vs Host Disease"
      ],
      "interventions": [
        {
          "name": "Alemtuzumab",
          "type": "DRUG"
        },
        {
          "name": "Sirolimus",
          "type": "DRUG"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Pentostatin",
          "type": "DRUG"
        },
        {
          "name": "Radiotherapy",
          "type": "PROCEDURE"
        },
        {
          "name": "Filgrastim",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "National Heart, Lung, and Blood Institute (NHLBI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "4 Years to 80 Years"
      },
      "enrollment_count": 56,
      "start_date": "2014-04-21",
      "completion_date": "2027-12-31",
      "has_results": true,
      "last_update_posted_date": "2026-08-18",
      "last_synced_at": "2026-10-12T20:15:56.473Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02105766"
    },
    {
      "nct_id": "NCT00003631",
      "title": "Chemotherapy Plus Radiation Therapy in Treating Patients With Refractory or Relapsed Hodgkin's Lymphoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Lymphoma"
      ],
      "interventions": [
        {
          "name": "filgrastim",
          "type": "BIOLOGICAL"
        },
        {
          "name": "carboplatin",
          "type": "DRUG"
        },
        {
          "name": "carmustine",
          "type": "DRUG"
        },
        {
          "name": "cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "cytarabine",
          "type": "DRUG"
        },
        {
          "name": "etoposide",
          "type": "DRUG"
        },
        {
          "name": "ifosfamide",
          "type": "DRUG"
        },
        {
          "name": "melphalan",
          "type": "DRUG"
        },
        {
          "name": "bone marrow ablation with stem cell support",
          "type": "PROCEDURE"
        },
        {
          "name": "peripheral blood stem cell transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "radiation therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "PROCEDURE",
        "RADIATION"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "Up to 120 Years"
      },
      "enrollment_count": 118,
      "start_date": "1998-08",
      "completion_date": null,
      "has_results": true,
      "last_update_posted_date": "2016-01-25",
      "last_synced_at": "2026-10-12T20:15:56.473Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00003631"
    },
    {
      "nct_id": "NCT05535166",
      "title": "Molecular and Clinical Risk-Directed Therapy for Infants and Young Children With Newly Diagnosed Medulloblastoma",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Medulloblastoma"
      ],
      "interventions": [
        {
          "name": "Surgical resection",
          "type": "PROCEDURE"
        },
        {
          "name": "Ommaya/VPS",
          "type": "PROCEDURE"
        },
        {
          "name": "Methotrexate",
          "type": "DRUG"
        },
        {
          "name": "Cisplatin",
          "type": "DRUG"
        },
        {
          "name": "Vincristine",
          "type": "DRUG"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Carboplatin",
          "type": "DRUG"
        },
        {
          "name": "Topotecan",
          "type": "DRUG"
        },
        {
          "name": "Etoposide",
          "type": "DRUG"
        },
        {
          "name": "Pegfilgrastim",
          "type": "DRUG"
        },
        {
          "name": "Filgrastim",
          "type": "DRUG"
        },
        {
          "name": "Irradiation",
          "type": "RADIATION"
        },
        {
          "name": "Educational and Media Intervention",
          "type": "OTHER"
        },
        {
          "name": "SOC, Educational and Media Intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "RADIATION",
        "OTHER"
      ],
      "sponsor": "St. Jude Children's Research Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "59 Months",
        "sex": "ALL",
        "summary": "Up to 59 Months"
      },
      "enrollment_count": 130,
      "start_date": "2022-12-20",
      "completion_date": "2035-07",
      "has_results": false,
      "last_update_posted_date": "2026-09-15",
      "last_synced_at": "2026-10-12T20:15:56.473Z",
      "location_count": 10,
      "location_summary": "Palo Alto, California • Orlando, Florida • Tampa, Florida + 7 more",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05535166"
    },
    {
      "nct_id": "NCT00066794",
      "title": "S0301 Cyclosporine, Daunorubicin, and Cytarabine in Treating Older Patients With Previously Untreated Acute Myeloid Leukemia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Leukemia"
      ],
      "interventions": [
        {
          "name": "filgrastim",
          "type": "BIOLOGICAL"
        },
        {
          "name": "sargramostim",
          "type": "BIOLOGICAL"
        },
        {
          "name": "cyclosporine",
          "type": "DRUG"
        },
        {
          "name": "cytarabine",
          "type": "DRUG"
        },
        {
          "name": "daunorubicin hydrochloride",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "SWOG Cancer Research Network",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "56 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "56 Years and older"
      },
      "enrollment_count": 69,
      "start_date": "2004-07",
      "completion_date": "2010-01",
      "has_results": false,
      "last_update_posted_date": "2015-03-06",
      "last_synced_at": "2026-10-12T20:15:56.473Z",
      "location_count": 97,
      "location_summary": "Mobile, Alabama • Tucson, Arizona • Orange, California + 62 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Redding",
          "state": "California"
        },
        {
          "city": "Boise",
          "state": "Idaho"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00066794"
    },
    {
      "nct_id": "NCT00662519",
      "title": "Neulasta in Type 1 Diabetes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Type 1 Diabetes"
      ],
      "interventions": [
        {
          "name": "Neulasta (Pegylated)",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Mixed Meal Tolerance Test (MMTT)",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Blood test",
          "type": "OTHER"
        },
        {
          "name": "DNA Test",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "12 Years to 45 Years"
      },
      "enrollment_count": 21,
      "start_date": "2008-04",
      "completion_date": "2014-03",
      "has_results": false,
      "last_update_posted_date": "2015-04-09",
      "last_synced_at": "2026-10-12T20:15:56.473Z",
      "location_count": 1,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00662519"
    },
    {
      "nct_id": "NCT00004212",
      "title": "DX-8951f in Treating Children With Advanced Solid Tumors or Lymphomas",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Brain and Central Nervous System Tumors",
        "Lymphoma",
        "Unspecified Childhood Solid Tumor, Protocol Specific"
      ],
      "interventions": [
        {
          "name": "filgrastim",
          "type": "BIOLOGICAL"
        },
        {
          "name": "exatecan mesylate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "Daiichi Sankyo",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "Up to 21 Years"
      },
      "enrollment_count": null,
      "start_date": "1999-09",
      "completion_date": "2004-04",
      "has_results": false,
      "last_update_posted_date": "2012-05-16",
      "last_synced_at": "2026-10-12T20:15:56.473Z",
      "location_count": 4,
      "location_summary": "New York, New York • Memphis, Tennessee • Dallas, Texas + 1 more",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Memphis",
          "state": "Tennessee"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        },
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00004212"
    },
    {
      "nct_id": "NCT00554463",
      "title": "G-CSF and Pegfilgrastim in Treating Neutropenia in Patients Undergoing Radiation Therapy and Chemotherapy for Limited Stage Small Cell Lung Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Lung Cancer"
      ],
      "interventions": [
        {
          "name": "Filgrastim",
          "type": "DRUG"
        },
        {
          "name": "Pegfilgrastim",
          "type": "DRUG"
        },
        {
          "name": "Etoposide",
          "type": "DRUG"
        },
        {
          "name": "Cisplatin",
          "type": "DRUG"
        },
        {
          "name": "radiation therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "Radiation Therapy Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 5,
      "start_date": "2008-01",
      "completion_date": "2011-08-03",
      "has_results": true,
      "last_update_posted_date": "2019-05-29",
      "last_synced_at": "2026-10-12T20:15:56.473Z",
      "location_count": 14,
      "location_summary": "Gainesville, Florida • Miami Beach, Florida • Lexington, Kentucky + 10 more",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Miami Beach",
          "state": "Florida"
        },
        {
          "city": "Lexington",
          "state": "Kentucky"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Billings",
          "state": "Montana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00554463"
    },
    {
      "nct_id": "NCT00004143",
      "title": "Allogeneic Mixed Chimerism Stem Cell Transplant Using Campath for Hemoglobinopathies & Bone Marrow Failure Syndromes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Sickle Cell Anemia",
        "Severe Aplastic Anemia",
        "Paroxysmal Nocturnal Hemoglobinuria (PNH)",
        "Pure Red Cell Aplasia"
      ],
      "interventions": [
        {
          "name": "Campath, Chemo and/or TBI Allo SCT",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "David Rizzieri, MD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2,
      "start_date": "1999-09",
      "completion_date": "2009-06",
      "has_results": true,
      "last_update_posted_date": "2014-12-05",
      "last_synced_at": "2026-10-12T20:15:56.473Z",
      "location_count": 2,
      "location_summary": "Orlando, Florida • Durham, North Carolina",
      "locations": [
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00004143"
    },
    {
      "nct_id": "NCT04262843",
      "title": "Total Marrow and Lymphoid Irradiation as Conditioning Regimen Before Hematopoietic Cell Transplantation in Patients With Myelodysplastic Syndrome or Acute Leukemia",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Acute Lymphoblastic Leukemia",
        "Acute Myeloid Leukemia",
        "High Risk Myelodysplastic Syndrome",
        "Myelodysplastic Syndrome"
      ],
      "interventions": [
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Fludarabine",
          "type": "DRUG"
        },
        {
          "name": "Fludarabine Phosphate",
          "type": "DRUG"
        },
        {
          "name": "Granulocyte Colony-Stimulating Factor",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Hematopoietic Cell Transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "Intensity-Modulated Radiation Therapy",
          "type": "PROCEDURE"
        },
        {
          "name": "Mycophenolate Mofetil",
          "type": "DRUG"
        },
        {
          "name": "Tacrolimus",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL",
        "PROCEDURE"
      ],
      "sponsor": "City of Hope Medical 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": 33,
      "start_date": "2020-02-07",
      "completion_date": "2027-05-11",
      "has_results": false,
      "last_update_posted_date": "2026-09-01",
      "last_synced_at": "2026-10-12T20:15:56.473Z",
      "location_count": 1,
      "location_summary": "Duarte, California",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04262843"
    }
  ]
}