{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Primary+Hyperparathyroidism&page=2",
    "query": {
      "condition": "Primary Hyperparathyroidism",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Primary+Hyperparathyroidism&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-06-11T01:35:53.577Z",
  "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": "NCT00501215",
      "title": "Effect of Parathyroidectomy on Sleep",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hyperparathyroidism"
      ],
      "interventions": [
        {
          "name": "Parathyroid Surgery",
          "type": "PROCEDURE"
        },
        {
          "name": "Telephone Interview",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Polysomnography (PSG)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "BEHAVIORAL"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 15,
      "start_date": "2007-05-25",
      "completion_date": "2017-07-09",
      "has_results": false,
      "last_update_posted_date": "2017-07-18",
      "last_synced_at": "2026-06-11T01:35:53.577Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00501215"
    },
    {
      "nct_id": "NCT00325104",
      "title": "Cinacalcet to Treat Familial Primary Hyperparathyroidism",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Hypercalcemia",
        "Familial Primary Hyperparathyroidism"
      ],
      "interventions": [
        {
          "name": "Parathyroid hormone testing",
          "type": "PROCEDURE"
        },
        {
          "name": "Serum calcium testing",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 25,
      "start_date": "2006-05-09",
      "completion_date": "2007-03-31",
      "has_results": false,
      "last_update_posted_date": "2017-07-02",
      "last_synced_at": "2026-06-11T01:35:53.577Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00325104"
    },
    {
      "nct_id": "NCT05761743",
      "title": "Glycemic Control, Type II Diabetes, Parathyroidectomy",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Primary Hyperparathyroidism",
        "Type 2 Diabetes"
      ],
      "interventions": [
        {
          "name": "Urine and Blood Test",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "The Cleveland Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 80,
      "start_date": "2023-02-27",
      "completion_date": "2026-08-01",
      "has_results": false,
      "last_update_posted_date": "2026-05-26",
      "last_synced_at": "2026-06-11T01:35:53.577Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05761743"
    },
    {
      "nct_id": "NCT01571843",
      "title": "Radius Loading in Primary Hyperparathyroidism",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Primary Hyperparathyroidism",
        "Bone Diseases, Metabolic",
        "Osteoporosis, Postmenopausal",
        "Bone Loss, Postmenopausal"
      ],
      "interventions": [
        {
          "name": "Forearm exercise program",
          "type": "OTHER"
        },
        {
          "name": "Walking program",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "45 Years and older · Female only"
      },
      "enrollment_count": 12,
      "start_date": "2010-02",
      "completion_date": "2014-10",
      "has_results": false,
      "last_update_posted_date": "2015-04-09",
      "last_synced_at": "2026-06-11T01:35:53.577Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01571843"
    },
    {
      "nct_id": "NCT00006329",
      "title": "Comparison of Two Methods of Parathyroidectomy for Primary Hyperparathyroidism",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Hyperparathyroidism"
      ],
      "interventions": [
        {
          "name": "Minimally invasive radioguided parathyroidectomy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "National Center for Research Resources (NCRR)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": null,
      "start_date": null,
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2005-06-24",
      "last_synced_at": "2026-06-11T01:35:53.577Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00006329"
    },
    {
      "nct_id": "NCT04299425",
      "title": "Evaluating Impact of NIRAF Detection for Identifying Parathyroid Glands During Parathyroidectomy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Parathyroid Adenoma",
        "Parathyroid Neoplasms",
        "Parathyroid Hyperplasia",
        "Parathyroid Cancer",
        "Hypercalcemia",
        "Primary Hyperparathyroidism"
      ],
      "interventions": [
        {
          "name": "NIRAF Detection Technology",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Vanderbilt-Ingram Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 160,
      "start_date": "2020-03-13",
      "completion_date": "2023-03-03",
      "has_results": true,
      "last_update_posted_date": "2024-05-13",
      "last_synced_at": "2026-06-11T01:35:53.577Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04299425"
    },
    {
      "nct_id": "NCT00359385",
      "title": "The Effects of Alendronate After Cure of Primary Hyperparathyroidism",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Hyperparathyroidism"
      ],
      "interventions": [
        {
          "name": "Alendronate 70mg weekly",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2006-07",
      "completion_date": "2009-09",
      "has_results": false,
      "last_update_posted_date": "2011-11-16",
      "last_synced_at": "2026-06-11T01:35:53.577Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00359385"
    },
    {
      "nct_id": "NCT01996072",
      "title": "EC17 for Intraoperative Imaging for Parathyroidectomy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Primary Hyperparathyroidism"
      ],
      "interventions": [
        {
          "name": "EC17",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 10,
      "start_date": "2013-11",
      "completion_date": "2014-09",
      "has_results": false,
      "last_update_posted_date": "2018-07-03",
      "last_synced_at": "2026-06-11T01:35:53.577Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01996072"
    },
    {
      "nct_id": "NCT03764007",
      "title": "18F-Fluorocholine for the Detection of Parathyroid Adenomas",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Hyperparathyroidism, Primary"
      ],
      "interventions": [
        {
          "name": "18F-Fluorocholine",
          "type": "DRUG"
        },
        {
          "name": "Positron Emission Tomography (PET)",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Thomas Hope",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "13 Years and older"
      },
      "enrollment_count": 98,
      "start_date": "2016-09-21",
      "completion_date": "2021-05-31",
      "has_results": true,
      "last_update_posted_date": "2021-10-19",
      "last_synced_at": "2026-06-11T01:35:53.577Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03764007"
    },
    {
      "nct_id": "NCT01530919",
      "title": "Minimally Invasive Radioguided Parathyroidectomy",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Primary Hyperparathyroidism"
      ],
      "interventions": [
        {
          "name": "Minimally invasive radioguided parathyroidectomy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Louisville",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 856,
      "start_date": "1998-09",
      "completion_date": "2017-04",
      "has_results": false,
      "last_update_posted_date": "2017-05-04",
      "last_synced_at": "2026-06-11T01:35:53.577Z",
      "location_count": 1,
      "location_summary": "Louisville, Kentucky",
      "locations": [
        {
          "city": "Louisville",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01530919"
    }
  ]
}