{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=11C-choline",
    "query": {
      "intervention": "11C-choline"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 11,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=11C-choline&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-02T08:02:21.875Z",
  "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": "NCT00987376",
      "title": "Novel PET/CT Agents and MRS/MRI in Prostate CA and High Risk Prostate Cancer: An Inter-SPORE Collaboration",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Diagnostic Imaging: C11 choline PET; C11 acetate PET; and MRI Spectroscopy",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Mayo Clinic",
      "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": 8,
      "start_date": "2003-11",
      "completion_date": "2009-09",
      "has_results": false,
      "last_update_posted_date": "2016-01-13",
      "last_synced_at": "2026-09-02T08:02:21.875Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00987376"
    },
    {
      "nct_id": "NCT02355054",
      "title": "Detecting Recurrent Prostate Cancer With C-11 Choline Positron Emission Tomography: An Expanded Access Study",
      "overall_status": "APPROVED_FOR_MARKETING",
      "study_type": "EXPANDED_ACCESS",
      "phases": [],
      "conditions": [
        "Cancer of the Prostate"
      ],
      "interventions": [
        {
          "name": "C-11 Choline PET Imaging",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": null,
      "start_date": null,
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2017-01-20",
      "last_synced_at": "2026-09-02T08:02:21.875Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02355054"
    },
    {
      "nct_id": "NCT02849171",
      "title": "Assessing 11C-Choline (11C-CH) PET to Distinguish True Tumor Progression From Pseudoprogression in High-grade Gliomas",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Brain Cancer"
      ],
      "interventions": [
        {
          "name": "PET scan",
          "type": "DEVICE"
        },
        {
          "name": "C-Choline",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "RADIATION"
      ],
      "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": 8,
      "start_date": "2016-07",
      "completion_date": "2022-05-06",
      "has_results": true,
      "last_update_posted_date": "2022-12-29",
      "last_synced_at": "2026-09-02T08:02:21.875Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02849171"
    },
    {
      "nct_id": "NCT02462447",
      "title": "Carbon-11 Labeled Sarcosine in Prostate Cancer",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "11C-sarcosine",
          "type": "DRUG"
        },
        {
          "name": "11C-choline",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Michigan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "40 Years and older · Male only"
      },
      "enrollment_count": 20,
      "start_date": "2015-06",
      "completion_date": "2017-02-08",
      "has_results": false,
      "last_update_posted_date": "2017-11-09",
      "last_synced_at": "2026-09-02T08:02:21.875Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02462447"
    },
    {
      "nct_id": "NCT02260817",
      "title": "Expanded Access to Diagnostic Imaging for Staging of Recurrent Prostate Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Metastatic Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "11C-choline Injection",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Global Isotopes, LLC d/b/a Zevacor Molecular",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 109,
      "start_date": "2014-10",
      "completion_date": "2018-06",
      "has_results": true,
      "last_update_posted_date": "2019-12-17",
      "last_synced_at": "2026-09-02T08:02:21.875Z",
      "location_count": 1,
      "location_summary": "Decatur, Illinois",
      "locations": [
        {
          "city": "Decatur",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02260817"
    },
    {
      "nct_id": "NCT03768349",
      "title": "PSMA and C-11 Choline PET in Patients With Biochemical Recurrence of Prostate Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Ga-68 PSMA11",
          "type": "DRUG"
        },
        {
          "name": "F-18 PSMA 1007",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Mayo Clinic",
      "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": 250,
      "start_date": "2019-01-03",
      "completion_date": "2021-07-21",
      "has_results": false,
      "last_update_posted_date": "2025-04-06",
      "last_synced_at": "2026-09-02T08:02:21.875Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03768349"
    },
    {
      "nct_id": "NCT00804245",
      "title": "C-11 Choline PET-CT Scan in Finding Metastases in Patients With Newly Diagnosed High-Risk Prostate Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "needle biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "PET-CT scans supplemented with 11C-Choline tracer",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "120 Years",
        "sex": "MALE",
        "summary": "30 Years to 120 Years · Male only"
      },
      "enrollment_count": 18,
      "start_date": "2008-08",
      "completion_date": "2013-08",
      "has_results": false,
      "last_update_posted_date": "2018-07-03",
      "last_synced_at": "2026-09-02T08:02:21.875Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00804245"
    },
    {
      "nct_id": "NCT02397408",
      "title": "11C- and 18F-Choline PET/MR Imaging for Prostate Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "Carbon C 11 Choline",
          "type": "DRUG"
        },
        {
          "name": "Fluorine F 18 Choline",
          "type": "DRUG"
        },
        {
          "name": "Positron Emission Tomography (PET) / Magnetic Resonance Imaging (MRI)",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "University of California, San Francisco",
      "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": "2015-04-09",
      "completion_date": "2015-06-30",
      "has_results": true,
      "last_update_posted_date": "2020-11-19",
      "last_synced_at": "2026-09-02T08:02:21.875Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02397408"
    },
    {
      "nct_id": "NCT02531672",
      "title": "Detecting Recurrent Prostate Cancer With 11C-choline Positron Emission Tomography",
      "overall_status": "NO_LONGER_AVAILABLE",
      "study_type": "EXPANDED_ACCESS",
      "phases": [],
      "conditions": [
        "Prostate Cancer",
        "Recurrent Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "11C-choline",
          "type": "DRUG"
        },
        {
          "name": "PET/CT Scan",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "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": null,
      "start_date": null,
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2020-06-05",
      "last_synced_at": "2026-09-02T08:02:21.875Z",
      "location_count": 5,
      "location_summary": "Basking Ridge, New Jersey • Montvale, New Jersey • Commack, New York + 2 more",
      "locations": [
        {
          "city": "Basking Ridge",
          "state": "New Jersey"
        },
        {
          "city": "Montvale",
          "state": "New Jersey"
        },
        {
          "city": "Commack",
          "state": "New York"
        },
        {
          "city": "Harrison",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02531672"
    },
    {
      "nct_id": "NCT01051479",
      "title": "A Pilot C11-Choline PET-CT Imaging Study in Patients With Locally Advanced Esophageal Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Esophageal Cancer"
      ],
      "interventions": [
        {
          "name": "C11-Choline",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 22,
      "start_date": "2010-03",
      "completion_date": "2013-08",
      "has_results": false,
      "last_update_posted_date": "2018-07-02",
      "last_synced_at": "2026-09-02T08:02:21.875Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01051479"
    }
  ]
}