{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Granulocyte+Colony+Stimulating+Factor+%28GCSF%29",
    "query": {
      "intervention": "Granulocyte Colony Stimulating Factor (GCSF)"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 1110,
    "total_pages": 111,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Granulocyte+Colony+Stimulating+Factor+%28GCSF%29&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-24T12:18:23.613Z",
  "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": "NCT02582697",
      "title": "Accelerated v's Standard BEP Chemotherapy for Patients With Intermediate and Poor-risk Metastatic Germ Cell Tumours",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Germ Cell Tumor"
      ],
      "interventions": [
        {
          "name": "Bleomycin (active name: Bleomycin Sulfate)",
          "type": "DRUG"
        },
        {
          "name": "Etoposide",
          "type": "DRUG"
        },
        {
          "name": "Cisplatin",
          "type": "DRUG"
        },
        {
          "name": "Pegylated G-CSF (Pegfilgrastim)",
          "type": "DRUG"
        },
        {
          "name": "Filgrastim",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Sydney",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "11 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "11 Years to 50 Years"
      },
      "enrollment_count": 500,
      "start_date": "2014-02",
      "completion_date": "2029-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-09-01",
      "last_synced_at": "2026-09-24T12:18:23.613Z",
      "location_count": 21,
      "location_summary": "Downey, California • Loma Linda, California • Long Beach, California + 15 more",
      "locations": [
        {
          "city": "Downey",
          "state": "California"
        },
        {
          "city": "Loma Linda",
          "state": "California"
        },
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02582697"
    },
    {
      "nct_id": "NCT00003413",
      "title": "Combination Chemotherapy Plus Peripheral Stem Cell Transplantation in Treating Patients With Stage III or Stage IV Ovarian Epithelial Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Ovarian Cancer"
      ],
      "interventions": [
        {
          "name": "filgrastim",
          "type": "BIOLOGICAL"
        },
        {
          "name": "carmustine",
          "type": "DRUG"
        },
        {
          "name": "cisplatin",
          "type": "DRUG"
        },
        {
          "name": "melphalan",
          "type": "DRUG"
        },
        {
          "name": "paclitaxel",
          "type": "DRUG"
        },
        {
          "name": "peripheral blood stem cell transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "surgical procedure",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "University of Maryland, Baltimore",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 70 Years · Female only"
      },
      "enrollment_count": 32,
      "start_date": "1998-09",
      "completion_date": "2001-02",
      "has_results": false,
      "last_update_posted_date": "2019-10-17",
      "last_synced_at": "2026-09-24T12:18:23.613Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00003413"
    },
    {
      "nct_id": "NCT00006390",
      "title": "Alemtuzumab Plus Peripheral Stem Cell Transplantation in Treating Patients With Chronic Lymphocytic Leukemia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Leukemia"
      ],
      "interventions": [
        {
          "name": "alemtuzumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "filgrastim",
          "type": "BIOLOGICAL"
        },
        {
          "name": "cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "peripheral blood stem cell transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "radiation therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "PROCEDURE",
        "RADIATION"
      ],
      "sponsor": "Eastern Cooperative Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": null,
      "start_date": "2001-07-05",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2023-06-22",
      "last_synced_at": "2026-09-24T12:18:23.613Z",
      "location_count": 14,
      "location_summary": "Chicago, Illinois • Baltimore, Maryland • Boston, Massachusetts + 8 more",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00006390"
    },
    {
      "nct_id": "NCT00052780",
      "title": "Temozolomide and O6-Benzylguanine in Treating Children With Recurrent Brain Tumors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Childhood Central Nervous System Germ Cell Tumor",
        "Childhood Choroid Plexus Tumor",
        "Childhood Craniopharyngioma",
        "Childhood Ependymoblastoma",
        "Childhood Grade I Meningioma",
        "Childhood Grade II Meningioma",
        "Childhood Grade III Meningioma",
        "Childhood High-grade Cerebellar Astrocytoma",
        "Childhood High-grade Cerebral Astrocytoma",
        "Childhood Infratentorial Ependymoma",
        "Childhood Low-grade Cerebellar Astrocytoma",
        "Childhood Low-grade Cerebral Astrocytoma",
        "Childhood Medulloepithelioma",
        "Childhood Mixed Glioma",
        "Childhood Oligodendroglioma",
        "Childhood Supratentorial Ependymoma",
        "Recurrent Childhood Brain Stem Glioma",
        "Recurrent Childhood Cerebellar Astrocytoma",
        "Recurrent Childhood Cerebral Astrocytoma",
        "Recurrent Childhood Ependymoma",
        "Recurrent Childhood Medulloblastoma",
        "Recurrent Childhood Pineoblastoma",
        "Recurrent Childhood Subependymal Giant Cell Astrocytoma",
        "Recurrent Childhood Supratentorial Primitive Neuroectodermal Tumor",
        "Recurrent Childhood Visual Pathway and Hypothalamic Glioma"
      ],
      "interventions": [
        {
          "name": "O6-benzylguanine",
          "type": "DRUG"
        },
        {
          "name": "temozolomide",
          "type": "DRUG"
        },
        {
          "name": "filgrastim",
          "type": "BIOLOGICAL"
        },
        {
          "name": "pharmacological study",
          "type": "OTHER"
        },
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL",
        "OTHER"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "Up to 21 Years"
      },
      "enrollment_count": 72,
      "start_date": "2002-10",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2013-09-30",
      "last_synced_at": "2026-09-24T12:18:23.613Z",
      "location_count": 1,
      "location_summary": "Memphis, Tennessee",
      "locations": [
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00052780"
    },
    {
      "nct_id": "NCT00002674",
      "title": "Combination Chemotherapy Followed by Peripheral Stem Cell Transplantation in Treating Patients With Chronic Myelogenous Leukemia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Leukemia"
      ],
      "interventions": [
        {
          "name": "filgrastim",
          "type": "BIOLOGICAL"
        },
        {
          "name": "cytarabine",
          "type": "DRUG"
        },
        {
          "name": "etoposide",
          "type": "DRUG"
        },
        {
          "name": "hydroxyurea",
          "type": "DRUG"
        },
        {
          "name": "mitoxantrone hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "peripheral blood stem cell transplantation",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Fred Hutchinson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "17 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "17 Years to 65 Years"
      },
      "enrollment_count": 30,
      "start_date": "1994-10",
      "completion_date": "2000-03",
      "has_results": false,
      "last_update_posted_date": "2010-04-02",
      "last_synced_at": "2026-09-24T12:18:23.613Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00002674"
    },
    {
      "nct_id": "NCT00787969",
      "title": "Rituximab, Cladribine, and Temsirolimus in Treating Patients With Newly Diagnosed Mantle Cell Lymphoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Lymphoma"
      ],
      "interventions": [
        {
          "name": "rituximab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "cladribine",
          "type": "DRUG"
        },
        {
          "name": "temsirolimus",
          "type": "DRUG"
        },
        {
          "name": "Filgrastim",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Pegfilgrastim",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "Alliance for Clinical Trials in Oncology",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 74,
      "start_date": "2009-04",
      "completion_date": "2017-06-15",
      "has_results": false,
      "last_update_posted_date": "2018-01-09",
      "last_synced_at": "2026-09-24T12:18:23.613Z",
      "location_count": 144,
      "location_summary": "Scottsdale, Arizona • Bloomington, Illinois • Canton, Illinois + 86 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Bloomington",
          "state": "Illinois"
        },
        {
          "city": "Bloomington",
          "state": "Illinois"
        },
        {
          "city": "Canton",
          "state": "Illinois"
        },
        {
          "city": "Canton",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00787969"
    },
    {
      "nct_id": "NCT00014573",
      "title": "Chemotherapy and Vaccine Therapy Followed by Bone Marrow or Peripheral Stem Cell Transplantation and Interleukin-2 in Treating Patients With Recurrent or Refractory Brain Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Brain and Central Nervous System Tumors"
      ],
      "interventions": [
        {
          "name": "aldesleukin",
          "type": "BIOLOGICAL"
        },
        {
          "name": "autologous tumor cell vaccine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "filgrastim",
          "type": "BIOLOGICAL"
        },
        {
          "name": "sargramostim",
          "type": "BIOLOGICAL"
        },
        {
          "name": "therapeutic autologous lymphocytes",
          "type": "BIOLOGICAL"
        },
        {
          "name": "carmustine",
          "type": "DRUG"
        },
        {
          "name": "cisplatin",
          "type": "DRUG"
        },
        {
          "name": "cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "paclitaxel",
          "type": "DRUG"
        },
        {
          "name": "autologous bone marrow transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "conventional surgery",
          "type": "PROCEDURE"
        },
        {
          "name": "peripheral blood stem cell transplantation",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Barbara Ann Karmanos Cancer Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "Up to 65 Years"
      },
      "enrollment_count": null,
      "start_date": "1998-08",
      "completion_date": "2004-10",
      "has_results": false,
      "last_update_posted_date": "2013-04-08",
      "last_synced_at": "2026-09-24T12:18:23.613Z",
      "location_count": 1,
      "location_summary": "Detroit, Michigan",
      "locations": [
        {
          "city": "Detroit",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00014573"
    },
    {
      "nct_id": "NCT00003101",
      "title": "Combination Chemotherapy and Bone Marrow Transplantation or Peripheral Stem Cell Transplantation in Treating Patients With Oligodendroglioma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Brain and Central Nervous System Tumors"
      ],
      "interventions": [
        {
          "name": "filgrastim",
          "type": "BIOLOGICAL"
        },
        {
          "name": "busulfan",
          "type": "DRUG"
        },
        {
          "name": "lomustine",
          "type": "DRUG"
        },
        {
          "name": "procarbazine hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "thiotepa",
          "type": "DRUG"
        },
        {
          "name": "vincristine sulfate",
          "type": "DRUG"
        },
        {
          "name": "autologous bone marrow transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "peripheral blood stem cell transplantation",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Memorial Sloan Kettering 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": 60,
      "start_date": "1997-08",
      "completion_date": "2002-01",
      "has_results": false,
      "last_update_posted_date": "2013-06-25",
      "last_synced_at": "2026-09-24T12:18:23.613Z",
      "location_count": 5,
      "location_summary": "Birmingham, Alabama • Stanford, California • Evanston, Illinois + 2 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Evanston",
          "state": "Illinois"
        },
        {
          "city": "Maywood",
          "state": "Illinois"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00003101"
    },
    {
      "nct_id": "NCT00352300",
      "title": "Carboplatin, Paclitaxel, and Pegfilgrastim in Treating Patients With Stage III or Stage IV Ovarian Epithelial, Fallopian Tube, Primary Peritoneal, or Carcinosarcoma Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Fallopian Tube Carcinoma",
        "Infectious Disorder",
        "Neutropenia",
        "Ovarian Carcinosarcoma",
        "Primary Peritoneal Carcinoma",
        "Stage III Ovarian Cancer",
        "Stage IV Ovarian Cancer"
      ],
      "interventions": [
        {
          "name": "Adjuvant Therapy",
          "type": "PROCEDURE"
        },
        {
          "name": "Carboplatin",
          "type": "DRUG"
        },
        {
          "name": "Paclitaxel",
          "type": "DRUG"
        },
        {
          "name": "Pegfilgrastim",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "BIOLOGICAL"
      ],
      "sponsor": "Gynecologic Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 43,
      "start_date": "2006-06",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2014-12-31",
      "last_synced_at": "2026-09-24T12:18:23.613Z",
      "location_count": 11,
      "location_summary": "Orange, California • Iowa City, Iowa • Camden, New Jersey + 6 more",
      "locations": [
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Iowa City",
          "state": "Iowa"
        },
        {
          "city": "Camden",
          "state": "New Jersey"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00352300"
    },
    {
      "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": "2026-09-24T12:18:23.613Z",
      "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"
    }
  ]
}