{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=18F-FSPG",
    "query": {
      "intervention": "18F-FSPG"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 12,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=18F-FSPG&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-13T05:56:24.434Z",
  "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": "NCT06549413",
      "title": "18F-FSPG PET/CT as a Non-Invasive Imaging Biomarker for Treatment Response to Chemoradiation in Esophageal Cancer",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Esophageal Carcinoma"
      ],
      "interventions": [
        {
          "name": "Non-Interventional Study",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "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": 9,
      "start_date": "2023-08-23",
      "completion_date": "2026-08-06",
      "has_results": false,
      "last_update_posted_date": "2026-08-13",
      "last_synced_at": "2026-09-13T05:56:24.434Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06549413"
    },
    {
      "nct_id": "NCT02370563",
      "title": "PET Imaging of Intracranial Cancers With 18F-FSPG",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Brain Cancer"
      ],
      "interventions": [
        {
          "name": "18F-FSPG",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Lantheus Biosciences Ltd.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 26,
      "start_date": "2014-11",
      "completion_date": "2016-03",
      "has_results": false,
      "last_update_posted_date": "2016-09-02",
      "last_synced_at": "2026-09-13T05:56:24.434Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02370563"
    },
    {
      "nct_id": "NCT03275974",
      "title": "Glutamine PET Imaging Colorectal Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "RAS Wild Type",
        "Stage IV Colorectal Cancer",
        "Stage IVA Colorectal Cancer",
        "Stage IVB Colorectal Cancer"
      ],
      "interventions": [
        {
          "name": "Carbon C 11 Glutamine",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Fluorine F 18 L-glutamate Derivative BAY94-9392",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Blood Draw",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "PROCEDURE"
      ],
      "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": 6,
      "start_date": "2021-04-27",
      "completion_date": "2025-12-23",
      "has_results": false,
      "last_update_posted_date": "2026-01-02",
      "last_synced_at": "2026-09-13T05:56:24.434Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03275974"
    },
    {
      "nct_id": "NCT05322135",
      "title": "A Pilot Study of Glutamine PET Imaging of Head and Neck Squamous Cell Carcinoma",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Head and Neck Squamous Cell Carcinoma",
        "Head and Neck Cancer"
      ],
      "interventions": [
        {
          "name": "18F-FSPG",
          "type": "DRUG"
        },
        {
          "name": "11C-Glutamine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "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": 3,
      "start_date": "2022-09-14",
      "completion_date": "2025-03-07",
      "has_results": false,
      "last_update_posted_date": "2025-04-09",
      "last_synced_at": "2026-09-13T05:56:24.434Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05322135"
    },
    {
      "nct_id": "NCT03103490",
      "title": "18F-FSPG PET/MRI or PET/CT Imaging of Cardiac Sarcoidosis or Inflammation",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Cardiac Sarcoidosis",
        "Myocardial Inflammation"
      ],
      "interventions": [
        {
          "name": "18F-FSPG",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 45,
      "start_date": "2017-08-02",
      "completion_date": "2021-09-28",
      "has_results": true,
      "last_update_posted_date": "2023-04-07",
      "last_synced_at": "2026-09-13T05:56:24.434Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03103490"
    },
    {
      "nct_id": "NCT03824535",
      "title": "18F-FSPG PET/CT in Diagnosing Early Lung Cancer in Patients With Lung Nodules",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Cigarette Smoker",
        "Current Smoker",
        "Former Smoker",
        "Multiple Pulmonary Nodules",
        "Pulmonary Nodule"
      ],
      "interventions": [
        {
          "name": "Computed Tomography",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Fludeoxyglucose F-18",
          "type": "DRUG"
        },
        {
          "name": "Fluorine F 18 L-glutamate Derivative BAY94-9392",
          "type": "DRUG"
        },
        {
          "name": "Positron Emission Tomography (PET/CT)",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST",
        "DRUG"
      ],
      "sponsor": "Andrei Iagaru",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "45 Years and older"
      },
      "enrollment_count": 15,
      "start_date": "2019-02-04",
      "completion_date": "2021-07-30",
      "has_results": true,
      "last_update_posted_date": "2025-04-09",
      "last_synced_at": "2026-09-13T05:56:24.434Z",
      "location_count": 1,
      "location_summary": "Palo Alto, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03824535"
    },
    {
      "nct_id": "NCT02448225",
      "title": "18F-FSPG PET/CT in Imaging Patients With Newly Diagnosed Lung Cancer or Indeterminate Pulmonary Nodules",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Lung Carcinoma",
        "Solitary Pulmonary Nodule",
        "Cigarette Smoking Behavior"
      ],
      "interventions": [
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "fluorodeoxyglucose F-18",
          "type": "RADIATION"
        },
        {
          "name": "Fluorine F 18 L-glutamate Derivative BAY94-9392",
          "type": "DRUG"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Positron Emission Tomography (PET)",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "RADIATION",
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Vanderbilt-Ingram Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "40 Years to 80 Years"
      },
      "enrollment_count": 46,
      "start_date": "2015-06-16",
      "completion_date": "2022-10-10",
      "has_results": true,
      "last_update_posted_date": "2022-10-19",
      "last_synced_at": "2026-09-13T05:56:24.434Z",
      "location_count": 2,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02448225"
    },
    {
      "nct_id": "NCT02599194",
      "title": "18F-FSPG PET/CT for Cancer Patients on Therapy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "B-Cell Neoplasm",
        "Estrogen Receptor Negative",
        "HER2/Neu Negative",
        "Metastatic Renal Cell Cancer",
        "Progesterone Receptor Negative",
        "Stage III Mesothelioma",
        "Stage III Renal Cell Cancer",
        "Stage IIIA Breast Cancer",
        "Stage IIIA Non-Small Cell Lung Cancer",
        "Stage IIIB Non-Small Cell Lung Cancer",
        "Stage IIIC Breast Cancer",
        "Stage IV Breast Cancer",
        "Stage IV Mesothelioma",
        "Stage IV Non-Small Cell Lung Cancer",
        "Stage IV Renal Cell Cancer",
        "Triple-Negative Breast Carcinoma"
      ],
      "interventions": [
        {
          "name": "18F-FSPG",
          "type": "DRUG"
        },
        {
          "name": "18F-FDG",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Andrei Iagaru",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 7,
      "start_date": "2015-07",
      "completion_date": "2016-12-14",
      "has_results": true,
      "last_update_posted_date": "2019-01-03",
      "last_synced_at": "2026-09-13T05:56:24.434Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02599194"
    },
    {
      "nct_id": "NCT02379377",
      "title": "18F-FSPG PET in Imaging Patients With Liver Cancer Before Undergoing Surgery or Transplant",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Adult Hepatocellular Carcinoma",
        "Resectable Hepatocellular Carcinoma",
        "Cholangiocarcinoma",
        "Benign Liver Tumor",
        "Metastases to Liver"
      ],
      "interventions": [
        {
          "name": "Fluorine F 18 L-glutamate Derivative 18F-FSPG",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Carbon C 11 Acetate",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Fluorine F 18 2-deoxy-2-(18F)fluoro-D-glucose",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "PROCEDURE",
        "OTHER"
      ],
      "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": 110,
      "start_date": "2022-02-15",
      "completion_date": "2027-05-31",
      "has_results": false,
      "last_update_posted_date": "2026-06-02",
      "last_synced_at": "2026-09-13T05:56:24.434Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02379377"
    },
    {
      "nct_id": "NCT03263429",
      "title": "Novel PET/CT Imaging Biomarkers of CB-839 in Combination With Panitumumab and Irinotecan in Patients With Metastatic and Refractory RAS Wildtype Colorectal Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Colorectal Cancer",
        "Metastatic Colorectal Cancer",
        "RAS Wild Type Colorectal Cancer",
        "Refractory Colorectal Cancer"
      ],
      "interventions": [
        {
          "name": "Glutaminase Inhibitor CB-839",
          "type": "DRUG"
        },
        {
          "name": "Panitumumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Irinotecan Hydrochloride (phase I only)",
          "type": "DRUG"
        },
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Pharmacological Study",
          "type": "OTHER"
        },
        {
          "name": "Imaging with 11C-Glutamine PET/CT scans and 18F-FSPG PET/CT scans",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL",
        "OTHER",
        "DEVICE"
      ],
      "sponsor": "Vanderbilt-Ingram 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": 29,
      "start_date": "2017-08-23",
      "completion_date": "2023-12-21",
      "has_results": true,
      "last_update_posted_date": "2024-08-30",
      "last_synced_at": "2026-09-13T05:56:24.434Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03263429"
    }
  ]
}