{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Technetium+Tc99m+Sulfur+Colloid",
    "query": {
      "intervention": "Technetium Tc99m Sulfur Colloid"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 31,
    "total_pages": 4,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Technetium+Tc99m+Sulfur+Colloid&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-28T22:35:23.475Z",
  "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": "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": "2026-09-28T22:35:23.475Z",
      "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": "NCT01677338",
      "title": "Phase 2 Study to Evaluate the Preliminary Performance of the C13-URA Breath Test Kit in Dyspeptic Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Dyspeptic Subjects"
      ],
      "interventions": [
        {
          "name": "13C-uracil",
          "type": "DRUG"
        },
        {
          "name": "99mTc sulfur colloid",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Otsuka Pharmaceutical Co., Ltd.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "21 Years to 65 Years"
      },
      "enrollment_count": 20,
      "start_date": "2013-07",
      "completion_date": "2014-07",
      "has_results": false,
      "last_update_posted_date": "2019-04-08",
      "last_synced_at": "2026-09-28T22:35:23.475Z",
      "location_count": 2,
      "location_summary": "Orlando, Florida • Lebanon, New Hampshire",
      "locations": [
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Lebanon",
          "state": "New Hampshire"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01677338"
    },
    {
      "nct_id": "NCT01887197",
      "title": "Repeatability and Response Study of Absorptive Clearance Scans",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Cystic Fibrosis"
      ],
      "interventions": [
        {
          "name": "Absorptive clearance scan",
          "type": "OTHER"
        },
        {
          "name": "inhaled hypertonic saline (7%)",
          "type": "DRUG"
        },
        {
          "name": "mannitol inhalation powder",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DRUG"
      ],
      "sponsor": "Tim Corcoran",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 24,
      "start_date": "2013-06",
      "completion_date": "2018-05",
      "has_results": false,
      "last_update_posted_date": "2018-11-06",
      "last_synced_at": "2026-09-28T22:35:23.475Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01887197"
    },
    {
      "nct_id": "NCT03332940",
      "title": "Safety Evaluation of IV Tc 99m Tilmanocept and Comparison of Imaging With Sulfur Colloid in Subjects With and Without NASH",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Nonalcoholic Steatohepatitis",
        "NASH - Nonalcoholic Steatohepatitis"
      ],
      "interventions": [
        {
          "name": "Tc 99M Sulfur Colloid",
          "type": "DRUG"
        },
        {
          "name": "Tc99m-tilmanocept",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Navidea Biopharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 6,
      "start_date": "2017-12-06",
      "completion_date": "2019-03-10",
      "has_results": false,
      "last_update_posted_date": "2024-12-24",
      "last_synced_at": "2026-09-28T22:35:23.475Z",
      "location_count": 1,
      "location_summary": "Kettering, Ohio",
      "locations": [
        {
          "city": "Kettering",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03332940"
    },
    {
      "nct_id": "NCT04901715",
      "title": "Functional Studies of Novel Genes Mutated in Primary Ciliary Dyskinesia II: Genotype to Phenotype",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Primary Ciliary Dyskinesia"
      ],
      "interventions": [
        {
          "name": "Albuterol",
          "type": "DRUG"
        },
        {
          "name": "Technetium99m - Sulfur Colloid (Tc99m-SC)",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "12 Years to 90 Years"
      },
      "enrollment_count": 27,
      "start_date": "2021-06-10",
      "completion_date": "2024-07-22",
      "has_results": true,
      "last_update_posted_date": "2025-09-05",
      "last_synced_at": "2026-09-28T22:35:23.475Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04901715"
    },
    {
      "nct_id": "NCT01314963",
      "title": "Efficacy of Gamma Camera Used Intraoperatively for ID of Sentinel Lymph Nodes w/ Lymphoscintigraphy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Multiple Myeloma",
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Prototype intraoperative handheld gamma camera (pIHGC)",
          "type": "DEVICE"
        },
        {
          "name": "Lymphoscintigraphy with intraoperative gamma probes (GP)",
          "type": "DEVICE"
        },
        {
          "name": "radioactive Tc99M",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "RADIATION"
      ],
      "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": 50,
      "start_date": "2008-06",
      "completion_date": "2012-07-26",
      "has_results": true,
      "last_update_posted_date": "2018-04-30",
      "last_synced_at": "2026-09-28T22:35:23.475Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01314963"
    },
    {
      "nct_id": "NCT04499742",
      "title": "Comparative Assessment of Radioisotope Glucose and Breath Test",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Small Intestinal Bacterial Overgrowth"
      ],
      "interventions": [
        {
          "name": "Using Isotope (Tc99m-Sulfur Colloid) to label glucose and administer this directly into duodenum.",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Augusta University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 25,
      "start_date": "2019-01-21",
      "completion_date": "2021-12-14",
      "has_results": false,
      "last_update_posted_date": "2020-08-05",
      "last_synced_at": "2026-09-28T22:35:23.475Z",
      "location_count": 1,
      "location_summary": "Augusta, Georgia",
      "locations": [
        {
          "city": "Augusta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04499742"
    },
    {
      "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": "2026-09-28T22:35:23.475Z",
      "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": "NCT02947126",
      "title": "Multilevel Models of Therapeutic Response in the Lungs",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Cystic Fibrosis"
      ],
      "interventions": [
        {
          "name": "Hypertonic Saline",
          "type": "DRUG"
        },
        {
          "name": "Isotonic Saline",
          "type": "DRUG"
        },
        {
          "name": "Indium-DTPA",
          "type": "DRUG"
        },
        {
          "name": "Technetium Sulfur Colloid",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Tim Corcoran",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 56,
      "start_date": "2017-01",
      "completion_date": "2022-12",
      "has_results": false,
      "last_update_posted_date": "2023-01-13",
      "last_synced_at": "2026-09-28T22:35:23.475Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02947126"
    },
    {
      "nct_id": "NCT04709978",
      "title": "Community Acquired Pneumonia in Older Adults",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pneumonia",
        "Aspiration Pneumonia"
      ],
      "interventions": [
        {
          "name": "Videofluoroscopic Swallowing Study",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Nuclear medicine pulmonary aspiration study",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "TOR-BSST and 3 oz Water Swallow",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Sputum Culture",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "MeMed BV®",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Lung Ultrasound",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Respiratory Function Tests",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "60 Years and older"
      },
      "enrollment_count": 75,
      "start_date": "2021-02-24",
      "completion_date": "2023-07-02",
      "has_results": false,
      "last_update_posted_date": "2023-11-15",
      "last_synced_at": "2026-09-28T22:35:23.475Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04709978"
    }
  ]
}