{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Injection+of+isotope",
    "query": {
      "intervention": "Injection of isotope"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 21,
    "total_pages": 3,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Injection+of+isotope&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-08T00:01:59.429Z",
  "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": "NCT00826280",
      "title": "Caffeine's Effect on Regadenoson Administration With Single Photon Emission Computed Tomography (SPECT) Myocardial Perfusion Imaging (MPI)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Coronary Artery Disease (CAD)"
      ],
      "interventions": [
        {
          "name": "regadenoson",
          "type": "DRUG"
        },
        {
          "name": "overencapsulated caffeine",
          "type": "DRUG"
        },
        {
          "name": "technetium",
          "type": "RADIATION"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "Astellas Pharma Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 347,
      "start_date": "2009-03-24",
      "completion_date": "2010-07-15",
      "has_results": true,
      "last_update_posted_date": "2024-12-03",
      "last_synced_at": "2026-09-08T00:01:59.429Z",
      "location_count": 25,
      "location_summary": "Birmingham, Alabama • Huntsville, Alabama • La Mesa, California + 22 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "La Mesa",
          "state": "California"
        },
        {
          "city": "Mission Viejo",
          "state": "California"
        },
        {
          "city": "Roseville",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00826280"
    },
    {
      "nct_id": "NCT03457701",
      "title": "Anemia Studies in CKD: Erythropoiesis Via a Novel Prolyl Hydroxylase Inhibitor (PHI) Daprodustat- Iron (ASCEND: Fe)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Anaemia"
      ],
      "interventions": [
        {
          "name": "Daprodustat",
          "type": "DRUG"
        },
        {
          "name": "rhEPO",
          "type": "DRUG"
        },
        {
          "name": "Ferrous sulfate containing the stable iron isotope (57Fe)",
          "type": "DRUG"
        },
        {
          "name": "Ferrous sulfate containing the stable iron isotope (58Fe)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 15,
      "start_date": "2019-07-30",
      "completion_date": "2022-07-05",
      "has_results": true,
      "last_update_posted_date": "2024-03-27",
      "last_synced_at": "2026-09-08T00:01:59.429Z",
      "location_count": 3,
      "location_summary": "Fort Worth, Texas • Lufkin, Texas • San Antonio, Texas",
      "locations": [
        {
          "city": "Fort Worth",
          "state": "Texas"
        },
        {
          "city": "Lufkin",
          "state": "Texas"
        },
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03457701"
    },
    {
      "nct_id": "NCT05951816",
      "title": "A Phase 1 Study of 99mTc-p5+14 in Healthy Volunteers and Patients With AL or ATTR Systemic Amyloidosis",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Systemic Amyloidosis"
      ],
      "interventions": [
        {
          "name": "99mTc-p5+14 is an amyloid reactive peptide labeled with technetium-99m.",
          "type": "DRUG"
        },
        {
          "name": "99mTc-Pyrophosphate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Tennessee Graduate School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 31,
      "start_date": "2023-09-18",
      "completion_date": "2027-06",
      "has_results": false,
      "last_update_posted_date": "2026-07-24",
      "last_synced_at": "2026-09-08T00:01:59.429Z",
      "location_count": 1,
      "location_summary": "Knoxville, Tennessee",
      "locations": [
        {
          "city": "Knoxville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05951816"
    },
    {
      "nct_id": "NCT01453127",
      "title": "DaTSCAN Imaging in Aging and Neurodegenerative Disease",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Dementia",
        "Parkinsonism",
        "Mild Cognitive Impairment",
        "REM Sleep Behavior Disorder"
      ],
      "interventions": [
        {
          "name": "I-123 Ioflupane solution injection prior to SPECT scan (DaTscan)",
          "type": "DRUG"
        },
        {
          "name": "Single photon emission computed tomography (SPECT) scan",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "40 Years to 90 Years"
      },
      "enrollment_count": 500,
      "start_date": "2011-10",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2026-03-10",
      "last_synced_at": "2026-09-08T00:01:59.429Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01453127"
    },
    {
      "nct_id": "NCT00199888",
      "title": "Safety Study With the Antibody, cG250, and Isotope, 124-Iodine, to Diagnose Patients With Renal Masses.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Cancer of Kidney",
        "Kidney Cancer",
        "Renal Cancer",
        "Neoplasms, Kidney",
        "Renal Neoplasms",
        "Renal Cell Carcinoma (RCC)",
        "Clear Cell Renal Cell Carcinoma"
      ],
      "interventions": [
        {
          "name": "124-Iodine-cG250 (124I-cG250)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Ludwig Institute for Cancer Research",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 26,
      "start_date": "2005-06",
      "completion_date": "2009-05-29",
      "has_results": true,
      "last_update_posted_date": "2022-10-10",
      "last_synced_at": "2026-09-08T00:01:59.429Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00199888"
    },
    {
      "nct_id": "NCT05985135",
      "title": "Impact of Insulin Deprivation and Hyperglycemia on Plasma Protein Synthesis in People With Type 1 Diabetes Mellitus",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Type 1 Diabetes"
      ],
      "interventions": [
        {
          "name": "Muscle Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Jell-O with Amino acids",
          "type": "OTHER"
        },
        {
          "name": "Dextrose",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER",
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 0,
      "start_date": "2026-06-01",
      "completion_date": "2026-07-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-05",
      "last_synced_at": "2026-09-08T00:01:59.429Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05985135"
    },
    {
      "nct_id": "NCT02336737",
      "title": "SentiMag® Intraoperative Comparison in Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "SiennaXP",
          "type": "DEVICE"
        },
        {
          "name": "Technetium Tc99m Sulfur Colloid",
          "type": "DRUG"
        },
        {
          "name": "Isosulfan blue dye",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "DRUG"
      ],
      "sponsor": "Endomagnetics Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 160,
      "start_date": "2015-01",
      "completion_date": "2015-12",
      "has_results": true,
      "last_update_posted_date": "2020-11-23",
      "last_synced_at": "2026-09-08T00:01:59.429Z",
      "location_count": 6,
      "location_summary": "La Jolla, California • Sacramento, California • San Francisco, California + 3 more",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Allentown",
          "state": "Pennsylvania"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02336737"
    },
    {
      "nct_id": "NCT00381316",
      "title": "Comparison of Diagnostic Rest/Stress SPECT Results for Patients With Myocardial Ischemia and Infarction Using Myoview in Both Single and Dual Isotope Acquisition Approaches",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Coronary Artery Disease"
      ],
      "interventions": [
        {
          "name": "Technetium Tc99m Tetrofosmin injections",
          "type": "DRUG"
        },
        {
          "name": "Thallous Chloride T1-201",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GE Healthcare",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 291,
      "start_date": "2006-07",
      "completion_date": "2006-12",
      "has_results": false,
      "last_update_posted_date": "2007-12-05",
      "last_synced_at": "2026-09-08T00:01:59.429Z",
      "location_count": 1,
      "location_summary": "Princeton, New Jersey",
      "locations": [
        {
          "city": "Princeton",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00381316"
    },
    {
      "nct_id": "NCT00717886",
      "title": "Upper Extremity Lymphatic Mapping for Breast Cancer Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Cancer",
        "Axillary Lymph Node Dissection"
      ],
      "interventions": [
        {
          "name": "isosulfan blue dye",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "21 Years and older · Female only"
      },
      "enrollment_count": 13,
      "start_date": "2008-06",
      "completion_date": "2009-10",
      "has_results": true,
      "last_update_posted_date": "2015-11-20",
      "last_synced_at": "2026-09-08T00:01:59.429Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00717886"
    },
    {
      "nct_id": "NCT07510607",
      "title": "Hyperpolarized Carbon Metabolic Imaging in Multiple Sclerosis",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Multiple Sclerosis",
        "RRMS",
        "Relapsing Remitting MS"
      ],
      "interventions": [
        {
          "name": "HP 13C pyruvate injection",
          "type": "DRUG"
        },
        {
          "name": "MRI Scanner",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "Ari Green",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2026-06-03",
      "completion_date": "2029-12-01",
      "has_results": false,
      "last_update_posted_date": "2026-06-08",
      "last_synced_at": "2026-09-08T00:01:59.429Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07510607"
    }
  ]
}