{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=PTH&page=3",
    "query": {
      "intervention": "PTH",
      "page": 3
    },
    "page_size": 10
  },
  "pagination": {
    "page": 3,
    "page_size": 10,
    "total_count": 281,
    "total_pages": 29,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=PTH&page=4&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=PTH&page=2&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-26T18:09:08.476Z",
  "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": "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": "2026-10-26T18:09:08.476Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04299425"
    },
    {
      "nct_id": "NCT03977662",
      "title": "Pancreatic Islets and Parathyroid Gland Co-transplantation for Treatment of Type 1 Diabetes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Type 1 Diabetes"
      ],
      "interventions": [
        {
          "name": "Co-transplantation of PTG with pancreatic islets",
          "type": "COMBINATION_PRODUCT"
        }
      ],
      "intervention_types": [
        "COMBINATION_PRODUCT"
      ],
      "sponsor": "Peter Stock",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 4,
      "start_date": "2019-07-01",
      "completion_date": "2026-01-31",
      "has_results": false,
      "last_update_posted_date": "2026-03-06",
      "last_synced_at": "2026-10-26T18:09:08.476Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03977662"
    },
    {
      "nct_id": "NCT04974723",
      "title": "Real-world Effectiveness and Cardiovascular Safety Study of Abaloparatide in Postmenopausal Women",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Osteoporosis, Postmenopausal"
      ],
      "interventions": [
        {
          "name": "Abaloparatide",
          "type": "DRUG"
        },
        {
          "name": "Teriparatide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Radius Health, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "50 Years and older · Female only"
      },
      "enrollment_count": 22054,
      "start_date": "2021-07-01",
      "completion_date": "2021-09-30",
      "has_results": true,
      "last_update_posted_date": "2024-04-19",
      "last_synced_at": "2026-10-26T18:09:08.476Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04974723"
    },
    {
      "nct_id": "NCT00347737",
      "title": "The Effects of Therapy With Teriparatide on Vascular Compliance and Osteoprotegerin/RANKL",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Osteoporosis"
      ],
      "interventions": [
        {
          "name": "teriparatide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Leland Graves III, MD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2006-06",
      "completion_date": "2008-05",
      "has_results": false,
      "last_update_posted_date": "2013-01-16",
      "last_synced_at": "2026-10-26T18:09:08.476Z",
      "location_count": 1,
      "location_summary": "Kansas City, Kansas",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00347737"
    },
    {
      "nct_id": "NCT00823303",
      "title": "Paricalcitol Versus Calcitriol for Efficacy and Safety in Stage 3/4 Chronic Kidney Disease (CKD) With Secondary Hyperparathyroidism (SHPT)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Secondary Hyperparathyroidism",
        "Chronic Kidney Disease"
      ],
      "interventions": [
        {
          "name": "Paricalcitol",
          "type": "DRUG"
        },
        {
          "name": "Calcitriol",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 110,
      "start_date": "2009-02",
      "completion_date": "2013-09",
      "has_results": true,
      "last_update_posted_date": "2014-08-07",
      "last_synced_at": "2026-10-26T18:09:08.476Z",
      "location_count": 4,
      "location_summary": "Chicago, Illinois • Evanston, Illinois • Detroit, Michigan + 1 more",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Evanston",
          "state": "Illinois"
        },
        {
          "city": "Detroit",
          "state": "Michigan"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00823303"
    },
    {
      "nct_id": "NCT01363167",
      "title": "Identifying Vitamin D Deficiency in Very Low Birth Weight Infant (VLBW) Infants Part 2",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Infant, Very Low Birth Weight",
        "Calcium Deficiency",
        "Vitamin D Deficiency"
      ],
      "interventions": [
        {
          "name": "400 IU Cholecalciferol- Vitamin D Daily",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Medical University of South Carolina",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Day",
        "maximum_age": "3 Days",
        "sex": "ALL",
        "summary": "1 Day to 3 Days"
      },
      "enrollment_count": 68,
      "start_date": "2011-10",
      "completion_date": "2013-10",
      "has_results": false,
      "last_update_posted_date": "2014-11-24",
      "last_synced_at": "2026-10-26T18:09:08.476Z",
      "location_count": 2,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        },
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01363167"
    },
    {
      "nct_id": "NCT00001277",
      "title": "Studies of Elevated Parathyroid Activity",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hyperparathyroidism",
        "Hypercalcemia",
        "Parathyroid Neoplasm",
        "Multiple Endocrine Neoplasia",
        "MEN1"
      ],
      "interventions": [
        {
          "name": "68Ga-Dotatate",
          "type": "DRUG"
        },
        {
          "name": "18F-DOPA",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Months",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "2 Months and older"
      },
      "enrollment_count": 1553,
      "start_date": "1993-12-15",
      "completion_date": "2020-12-23",
      "has_results": true,
      "last_update_posted_date": "2022-06-07",
      "last_synced_at": "2026-10-26T18:09:08.476Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00001277"
    },
    {
      "nct_id": "NCT00046137",
      "title": "Combined Use of Teriparatide and Raloxifene in Postmenopausal Women With Osteoporosis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Osteoporosis, Postmenopausal"
      ],
      "interventions": [
        {
          "name": "teriparatide",
          "type": "DRUG"
        },
        {
          "name": "raloxifene",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Eli Lilly and Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": "85 Years",
        "sex": "FEMALE",
        "summary": "45 Years to 85 Years · Female only"
      },
      "enrollment_count": null,
      "start_date": null,
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2006-07-20",
      "last_synced_at": "2026-10-26T18:09:08.476Z",
      "location_count": 13,
      "location_summary": "Anaheim, California • Oakland, California • Altamonte Springs, Florida + 10 more",
      "locations": [
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Oakland",
          "state": "California"
        },
        {
          "city": "Altamonte Springs",
          "state": "Florida"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Cedar Rapids",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00046137"
    },
    {
      "nct_id": "NCT03051126",
      "title": "Establishment of a Parathyroid Tissue Bank",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Parathyroid Disease"
      ],
      "interventions": [
        {
          "name": "Tissue Samples",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "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": 10000,
      "start_date": "2009-07-09",
      "completion_date": "2025-07-01",
      "has_results": false,
      "last_update_posted_date": "2020-01-27",
      "last_synced_at": "2026-10-26T18:09:08.476Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03051126"
    },
    {
      "nct_id": "NCT00001304",
      "title": "Treatment of Hypoparathyroidism With Synthetic Human Parathyroid Hormone 1-34",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hypoparathyroidism"
      ],
      "interventions": [
        {
          "name": "Synthetic Human Parathyroid Hormone 1-34",
          "type": "DRUG"
        },
        {
          "name": "Calcitriol & Calcium",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "17 Years",
        "maximum_age": "69 Years",
        "sex": "ALL",
        "summary": "17 Years to 69 Years"
      },
      "enrollment_count": 27,
      "start_date": "1991-10",
      "completion_date": "2014-04",
      "has_results": true,
      "last_update_posted_date": "2015-12-15",
      "last_synced_at": "2026-10-26T18:09:08.476Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00001304"
    }
  ]
}