{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Technetium+Tc99m+Sulfur+Colloid&page=2",
    "query": {
      "intervention": "Technetium Tc99m Sulfur Colloid",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "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=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Technetium+Tc99m+Sulfur+Colloid&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-05T23:30:38.031Z",
  "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": "NCT05108090",
      "title": "Sentinel Lymph Node Biopsy for Cutaneous Squamous Cell Carcinoma of the Head and Neck",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Squamous Cell Carcinoma",
        "Nonmelanoma Skin Cancer",
        "Cutaneous Squamous Cell Carcinoma"
      ],
      "interventions": [
        {
          "name": "sentinel lymph node biopsy (SLNB)",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Indiana University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 94,
      "start_date": "2021-10-25",
      "completion_date": "2026-09",
      "has_results": false,
      "last_update_posted_date": "2025-06-11",
      "last_synced_at": "2026-10-05T23:30:38.031Z",
      "location_count": 1,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05108090"
    },
    {
      "nct_id": "NCT00438477",
      "title": "Injection Methods in Finding the Sentinel Lymph Node During Lymphatic Mapping and Sentinel Lymph Node Biopsy in Patients With Invasive Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Isosulfan Blue",
          "type": "DRUG"
        },
        {
          "name": "Lymphangiography",
          "type": "PROCEDURE"
        },
        {
          "name": "Technetium Tc 99m sulfur colloid",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE",
        "RADIATION"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 74,
      "start_date": "2005-06",
      "completion_date": "2008-04",
      "has_results": false,
      "last_update_posted_date": "2012-07-30",
      "last_synced_at": "2026-10-05T23:30:38.031Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00438477"
    },
    {
      "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": "2026-10-05T23:30:38.031Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01314963"
    },
    {
      "nct_id": "NCT00080860",
      "title": "Sentinel Lymph Node Biopsy and Primary Tumor Gene Expression Profiling in Finding Axillary Lymph Node Metastases in Women Who Have Received Neoadjuvant Therapy for Stage II, Stage III, or Stage IV Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "microarray analysis",
          "type": "GENETIC"
        },
        {
          "name": "immunohistochemistry staining method",
          "type": "OTHER"
        },
        {
          "name": "conventional surgery",
          "type": "PROCEDURE"
        },
        {
          "name": "lymphangiography",
          "type": "PROCEDURE"
        },
        {
          "name": "radionuclide imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "sentinel lymph node biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "technetium Tc 99m sulfur colloid",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "GENETIC",
        "OTHER",
        "PROCEDURE",
        "RADIATION"
      ],
      "sponsor": "National Institutes of Health Clinical Center (CC)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 60,
      "start_date": "2004-02",
      "completion_date": "2007-08",
      "has_results": false,
      "last_update_posted_date": "2012-03-08",
      "last_synced_at": "2026-10-05T23:30:38.031Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00080860"
    },
    {
      "nct_id": "NCT02287675",
      "title": "Sentinel Lymph Node Biopsy Findings in Patients With Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Lymphoseek",
          "type": "DRUG"
        },
        {
          "name": "Sulfur Colloid",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Kettering Health Network",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 40,
      "start_date": "2015-01-19",
      "completion_date": "2017-08-31",
      "has_results": true,
      "last_update_posted_date": "2020-07-28",
      "last_synced_at": "2026-10-05T23:30:38.031Z",
      "location_count": 1,
      "location_summary": "Kettering, Ohio",
      "locations": [
        {
          "city": "Kettering",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02287675"
    },
    {
      "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": "2026-10-05T23:30:38.031Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02947126"
    },
    {
      "nct_id": "NCT07682649",
      "title": "Escalating Cycle 1 Dose of Lu-177-PSMA-617 for the Treatment of Metastatic Castration Resistant Prostate Cancer",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Metastatic Castration-Resistant Prostate Carcinoma",
        "Stage IVB Prostate Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Gallium Ga 68 Gozetotide",
          "type": "OTHER"
        },
        {
          "name": "Lutetium Lu 177 Vipivotide Tetraxetan",
          "type": "DRUG"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "DEVICE"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Single Photon Emission Computed Tomography",
          "type": "DEVICE"
        },
        {
          "name": "Technetium Tc-99m Sulfur Colloid",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER",
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "University of Michigan Rogel 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": 20,
      "start_date": "2026-08-01",
      "completion_date": "2031-08",
      "has_results": false,
      "last_update_posted_date": "2026-07-06",
      "last_synced_at": "2026-10-05T23:30:38.031Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07682649"
    },
    {
      "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": "2026-10-05T23:30:38.031Z",
      "location_count": 1,
      "location_summary": "Kettering, Ohio",
      "locations": [
        {
          "city": "Kettering",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03332940"
    },
    {
      "nct_id": "NCT02419807",
      "title": "Comparison of Use of Indocyanine Green and 99mTc-labeled Radiotracer for Axillary Lymphatic Mapping in Patients With Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stage I Breast Cancer",
        "Stage II Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Indocyanine Green Solution",
          "type": "DRUG"
        },
        {
          "name": "Technetium Tc-99m Sulfur Colloid",
          "type": "RADIATION"
        },
        {
          "name": "Lymphoscintigraphy",
          "type": "PROCEDURE"
        },
        {
          "name": "Axillary Lymph Node Biopsy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION",
        "PROCEDURE"
      ],
      "sponsor": "Case Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "Female only"
      },
      "enrollment_count": 102,
      "start_date": "2015-02-17",
      "completion_date": "2019-02",
      "has_results": true,
      "last_update_posted_date": "2022-06-30",
      "last_synced_at": "2026-10-05T23:30:38.031Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02419807"
    },
    {
      "nct_id": "NCT07121595",
      "title": "Personalized Neck Radiation Therapy Directed by Sentinel Lymph Node Biopsy for the Treatment of Oral Cavity Squamous Cell Carcinoma, PRECEDENT Trial",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Oral Cavity Squamous Cell Carcinoma",
        "Stage I Lip and Oral Cavity Cancer AJCC v8",
        "Stage II Lip and Oral Cavity Cancer AJCC v8",
        "Stage III Lip and Oral Cavity Cancer AJCC v8",
        "Stage IVA Lip and Oral Cavity Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Carboplatin",
          "type": "DRUG"
        },
        {
          "name": "Cisplatin",
          "type": "DRUG"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Modified Barium Swallow",
          "type": "PROCEDURE"
        },
        {
          "name": "Paclitaxel",
          "type": "DRUG"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Sentinel Lymph Node Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Single Photon Emission Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Technetium Tc 99m-labeled Tilmanocept",
          "type": "RADIATION"
        },
        {
          "name": "Technetium Tc-99m Sulfur Colloid",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "OTHER",
        "RADIATION"
      ],
      "sponsor": "University of Michigan Rogel 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": 50,
      "start_date": "2025-07-17",
      "completion_date": "2030-07-01",
      "has_results": false,
      "last_update_posted_date": "2026-07-31",
      "last_synced_at": "2026-10-05T23:30:38.031Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07121595"
    }
  ]
}