{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Refractory+Primary+Central+Nervous+System+Neoplasm&page=2",
    "query": {
      "condition": "Refractory Primary Central Nervous System Neoplasm",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Refractory+Primary+Central+Nervous+System+Neoplasm&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-05-21T21:35:30.781Z",
  "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": "NCT02052648",
      "title": "Study of IDO Inhibitor and Temozolomide for Adult Patients With Primary Malignant Brain Tumors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Glioblastoma Multiforme",
        "Glioma",
        "Gliosarcoma",
        "Malignant Brain Tumor"
      ],
      "interventions": [
        {
          "name": "Indoximod",
          "type": "DRUG"
        },
        {
          "name": "Temozolomide",
          "type": "DRUG"
        },
        {
          "name": "Bevacizumab",
          "type": "DRUG"
        },
        {
          "name": "Stereotactic Radiation",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "NewLink Genetics Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "16 Years and older"
      },
      "enrollment_count": 160,
      "start_date": "2014-03",
      "completion_date": "2019-06-20",
      "has_results": true,
      "last_update_posted_date": "2024-03-27",
      "last_synced_at": "2026-05-21T21:35:30.781Z",
      "location_count": 17,
      "location_summary": "Castro Valley, California • Los Angeles, California • Orange, California + 14 more",
      "locations": [
        {
          "city": "Castro Valley",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Athens",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02052648"
    },
    {
      "nct_id": "NCT00020865",
      "title": "Levofloxacin Compared With Cefepime in Treating Cancer Patients With Fever and Neutropenia",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Fever, Sweats, and Hot Flashes",
        "Infection",
        "Leukemia",
        "Lymphoma",
        "Neutropenia",
        "Unspecified Adult Solid Tumor, Protocol Specific"
      ],
      "interventions": [
        {
          "name": "cefepime hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "levofloxacin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Jonsson Comprehensive 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": null,
      "start_date": "2001-09",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2013-12-19",
      "last_synced_at": "2026-05-21T21:35:30.781Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00020865"
    },
    {
      "nct_id": "NCT00098761",
      "title": "VNP40101M in Treating Young Patients With Recurrent, Progressive, or Refractory Primary Brain Tumors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Brain and Central Nervous System Tumors"
      ],
      "interventions": [
        {
          "name": "laromustine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pediatric Brain Tumor Consortium",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "Up to 21 Years"
      },
      "enrollment_count": 42,
      "start_date": "2005-02",
      "completion_date": "2008-02",
      "has_results": false,
      "last_update_posted_date": "2011-06-30",
      "last_synced_at": "2026-05-21T21:35:30.781Z",
      "location_count": 10,
      "location_summary": "San Francisco, California • Washington D.C., District of Columbia • Chicago, Illinois + 7 more",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00098761"
    },
    {
      "nct_id": "NCT03598244",
      "title": "Volitinib in Treating Patients With Recurrent or Refractory Primary CNS Tumors",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Recurrent Diffuse Intrinsic Pontine Glioma",
        "Recurrent Malignant Glioma",
        "Recurrent Medulloblastoma",
        "Recurrent Primary Central Nervous System Neoplasm",
        "Refractory Diffuse Intrinsic Pontine Glioma",
        "Refractory Malignant Glioma",
        "Refractory Medulloblastoma",
        "Refractory Primary Central Nervous System Neoplasm"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Savolitinib",
          "type": "DRUG"
        },
        {
          "name": "X-Ray Imaging",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "6 Years to 21 Years"
      },
      "enrollment_count": 41,
      "start_date": "2018-11-27",
      "completion_date": "2026-04-14",
      "has_results": false,
      "last_update_posted_date": "2025-04-20",
      "last_synced_at": "2026-05-21T21:35:30.781Z",
      "location_count": 11,
      "location_summary": "Los Angeles, California • Palo Alto, California • Aurora, Colorado + 8 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03598244"
    },
    {
      "nct_id": "NCT04608487",
      "title": "Axi-cel in CNS Lymphoma",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Lymphoma",
        "Lymphoma Cns"
      ],
      "interventions": [
        {
          "name": "Fludarabine",
          "type": "DRUG"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Axicabtagene Ciloleucel",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL"
      ],
      "sponsor": "Dana-Farber Cancer Institute",
      "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": "2020-12-04",
      "completion_date": "2038-06-14",
      "has_results": false,
      "last_update_posted_date": "2025-07-30",
      "last_synced_at": "2026-05-21T21:35:30.781Z",
      "location_count": 2,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04608487"
    },
    {
      "nct_id": "NCT03328078",
      "title": "CA-4948-101: Open-Label, Dose Escalation and Expansion Trial of Emavusertib (CA-4948) in Relapsed or Refractory Primary Central Nervous System Lymphoma (R/R PCNSL)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Relapsed Hematologic Malignancy",
        "Refractory Hematologic Malignancy",
        "Relapsed Primary Central Nervous System Lymphoma",
        "Refractory Primary Central Nervous System Lymphoma"
      ],
      "interventions": [
        {
          "name": "Emavusertib",
          "type": "DRUG"
        },
        {
          "name": "Ibrutinib",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Curis, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 152,
      "start_date": "2017-12-28",
      "completion_date": "2026-10",
      "has_results": false,
      "last_update_posted_date": "2026-04-16",
      "last_synced_at": "2026-05-21T21:35:30.781Z",
      "location_count": 27,
      "location_summary": "Phoenix, Arizona • Duarte, California • Santa Monica, California + 19 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Santa Monica",
          "state": "California"
        },
        {
          "city": "Santa Monica",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03328078"
    },
    {
      "nct_id": "NCT03213704",
      "title": "Larotrectinib in Treating Patients With Relapsed or Refractory Advanced Solid Tumors, Non-Hodgkin Lymphoma, or Histiocytic Disorders With NTRK Fusions (A Pediatric MATCH Treatment Trial)",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Advanced Malignant Solid Neoplasm",
        "Recurrent Ependymoma",
        "Recurrent Ewing Sarcoma/Peripheral Primitive Neuroectodermal Tumor",
        "Recurrent Glioma",
        "Recurrent Hepatoblastoma",
        "Recurrent Kidney Wilms Tumor",
        "Recurrent Langerhans Cell Histiocytosis",
        "Recurrent Malignant Germ Cell Tumor",
        "Recurrent Malignant Glioma",
        "Recurrent Malignant Solid Neoplasm",
        "Recurrent Medulloblastoma",
        "Recurrent Neuroblastoma",
        "Recurrent Non-Hodgkin Lymphoma",
        "Recurrent Osteosarcoma",
        "Recurrent Rhabdoid Tumor",
        "Recurrent Rhabdomyosarcoma",
        "Recurrent Soft Tissue Sarcoma",
        "Refractory Ependymoma",
        "Refractory Ewing Sarcoma/Peripheral Primitive Neuroectodermal Tumor",
        "Refractory Glioma",
        "Refractory Hepatoblastoma",
        "Refractory Langerhans Cell Histiocytosis",
        "Refractory Malignant Germ Cell Tumor",
        "Refractory Malignant Glioma",
        "Refractory Malignant Solid Neoplasm",
        "Refractory Medulloblastoma",
        "Refractory Neuroblastoma",
        "Refractory Non-Hodgkin Lymphoma",
        "Refractory Osteosarcoma",
        "Refractory Primary Central Nervous System Neoplasm",
        "Refractory Rhabdoid Tumor",
        "Refractory Rhabdomyosarcoma",
        "Refractory Soft Tissue Sarcoma"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Marrow Aspiration and Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Scan",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Larotrectinib Sulfate",
          "type": "DRUG"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Radionuclide Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "X-Ray Imaging",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Months",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "12 Months to 21 Years"
      },
      "enrollment_count": 9,
      "start_date": "2017-08-23",
      "completion_date": "2026-10-08",
      "has_results": true,
      "last_update_posted_date": "2026-04-23",
      "last_synced_at": "2026-05-21T21:35:30.781Z",
      "location_count": 122,
      "location_summary": "Birmingham, Alabama • Anchorage, Alaska • Mesa, Arizona + 95 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Mesa",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03213704"
    },
    {
      "nct_id": "NCT01460134",
      "title": "A Study of CDX-1127 (Varlilumab) in Patients With Select Solid Tumor Types or Hematologic Cancers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "CD27 Expressing B-cell Malignancies for Example Hodgkin's Lymphoma",
        "Chronic Lymphocytic Leukemia",
        "Mantle Cell Lymphoma",
        "Marginal Zone B Cell Lymphoma)",
        "Any T-cell Malignancy",
        "Solid Tumors (Metastatic Melanoma, Renal (Clear) Cell Carcinoma",
        "Hormone-refractory Prostate Adenocarcinoma, Ovarian Cancer",
        "Colorectal Adenocarcinoma, Non-small Cell Lung Cancer)",
        "Burkett's Lymphoma",
        "Primary Lymphoma of the Central Nervous System"
      ],
      "interventions": [
        {
          "name": "CDX-1127",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Celldex Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 90,
      "start_date": "2011-10",
      "completion_date": "2017-10-16",
      "has_results": false,
      "last_update_posted_date": "2018-01-31",
      "last_synced_at": "2026-05-21T21:35:30.781Z",
      "location_count": 10,
      "location_summary": "Scottsdale, Arizona • Stanford, California • Rochester, Minnesota + 7 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01460134"
    },
    {
      "nct_id": "NCT00899951",
      "title": "Studying Fentanyl in Patients With Cancer",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "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",
        "Pain",
        "Precancerous Condition",
        "Unspecified Adult Solid Tumor, Protocol Specific"
      ],
      "interventions": [
        {
          "name": "fentanyl citrate",
          "type": "DRUG"
        },
        {
          "name": "pharmacological study",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins",
      "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": "2007-10",
      "completion_date": "2009-07",
      "has_results": false,
      "last_update_posted_date": "2013-04-18",
      "last_synced_at": "2026-05-21T21:35:30.781Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00899951"
    },
    {
      "nct_id": "NCT06566092",
      "title": "Study of Autologous Tumor-Infiltrating Lymphocytes in Pediatric, Adolescent, and Young Adult Participants",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Soft Tissue Sarcoma",
        "Primary Central Nervous System Carcinoma",
        "Melanoma",
        "Rhabdomyosarcoma",
        "Ewing Sarcoma"
      ],
      "interventions": [
        {
          "name": "LN-145/LN-144",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Iovance Biotherapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Months",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "6 Months to 21 Years"
      },
      "enrollment_count": 40,
      "start_date": "2024-03-28",
      "completion_date": "2028-07",
      "has_results": false,
      "last_update_posted_date": "2026-04-06",
      "last_synced_at": "2026-05-21T21:35:30.781Z",
      "location_count": 5,
      "location_summary": "Aurora, Colorado • St. Petersburg, Florida • New Brunswick, New Jersey + 2 more",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "St. Petersburg",
          "state": "Florida"
        },
        {
          "city": "New Brunswick",
          "state": "New Jersey"
        },
        {
          "city": "Buffalo",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06566092"
    }
  ]
}