{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Parathyroid+Hormone&page=2",
    "query": {
      "condition": "Parathyroid Hormone",
      "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=Parathyroid+Hormone&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-07-23T21:00:32.057Z",
  "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": "NCT03626246",
      "title": "Pathogenesis of Compromised Bone Quality and Mechanics in Chronic Kidney Disease",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Chronic Kidney Disease",
        "End Stage Kidney Disease",
        "Chronic Kidney Disease Mineral and Bone Disorder",
        "Renal Osteodystrophy",
        "Secondary Hyperparathyroidism"
      ],
      "interventions": [
        {
          "name": "Kidney disease",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2016-07-01",
      "completion_date": "2020-02-28",
      "has_results": false,
      "last_update_posted_date": "2021-07-13",
      "last_synced_at": "2026-07-23T21:00:32.057Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03626246"
    },
    {
      "nct_id": "NCT03150108",
      "title": "Study of rhPTH(1-84) in Japanese Healthy Subjects Compared With Matched Caucasian Healthy Adult Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Hypoparathyroidism"
      ],
      "interventions": [
        {
          "name": "rhPTH(1-84)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Shire",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 24,
      "start_date": "2017-05-16",
      "completion_date": "2017-06-26",
      "has_results": true,
      "last_update_posted_date": "2021-06-08",
      "last_synced_at": "2026-07-23T21:00:32.057Z",
      "location_count": 1,
      "location_summary": "Glendale, California",
      "locations": [
        {
          "city": "Glendale",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03150108"
    },
    {
      "nct_id": "NCT00671944",
      "title": "Long-term Nutritional Intervention Study to Determine How Protein Affects Calcium Metabolism",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Osteoporosis"
      ],
      "interventions": [
        {
          "name": "Low protein diet",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "40 Years",
        "sex": "FEMALE",
        "summary": "20 Years to 40 Years · Female only"
      },
      "enrollment_count": 11,
      "start_date": "2003-05",
      "completion_date": "2010-04",
      "has_results": false,
      "last_update_posted_date": "2020-03-31",
      "last_synced_at": "2026-07-23T21:00:32.057Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00671944"
    },
    {
      "nct_id": "NCT03364738",
      "title": "Safety and Efficacy Study of rhPTH(1-84) in Subjects With Hypoparathyroidism",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Hypoparathyroidism"
      ],
      "interventions": [
        {
          "name": "rhPTH(1-84)",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Shire",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 22,
      "start_date": "2018-09-26",
      "completion_date": "2020-04-14",
      "has_results": true,
      "last_update_posted_date": "2022-10-07",
      "last_synced_at": "2026-07-23T21:00:32.057Z",
      "location_count": 5,
      "location_summary": "Lexington, Kentucky • Metairie, Louisiana • Reno, Nevada + 2 more",
      "locations": [
        {
          "city": "Lexington",
          "state": "Kentucky"
        },
        {
          "city": "Metairie",
          "state": "Louisiana"
        },
        {
          "city": "Reno",
          "state": "Nevada"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03364738"
    },
    {
      "nct_id": "NCT00933244",
      "title": "Treatment of Vitamin D Insufficiency",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Vitamin D Deficiency"
      ],
      "interventions": [
        {
          "name": "High Dose Vitamin D3",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Low Dose Vitamin D3",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "75 Years",
        "sex": "FEMALE",
        "summary": "Up to 75 Years · Female only"
      },
      "enrollment_count": 230,
      "start_date": "2010-04",
      "completion_date": "2014-08",
      "has_results": true,
      "last_update_posted_date": "2015-11-10",
      "last_synced_at": "2026-07-23T21:00:32.057Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00933244"
    },
    {
      "nct_id": "NCT00463021",
      "title": "A Phase 4 Study to Determine Dosing of Hectorol® Capsules When Converting From Zemplar® Injection",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Secondary Hyperparathyroidism"
      ],
      "interventions": [
        {
          "name": "Hectorol (doxercalciferol capsules)",
          "type": "DRUG"
        },
        {
          "name": "Zemplar (paricalcitol injection)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Genzyme, a Sanofi Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 36,
      "start_date": "2007-04",
      "completion_date": "2007-12",
      "has_results": false,
      "last_update_posted_date": "2015-05-05",
      "last_synced_at": "2026-07-23T21:00:32.057Z",
      "location_count": 8,
      "location_summary": "Downey, California • Paramount, California • Hudson, Florida + 5 more",
      "locations": [
        {
          "city": "Downey",
          "state": "California"
        },
        {
          "city": "Paramount",
          "state": "California"
        },
        {
          "city": "Hudson",
          "state": "Florida"
        },
        {
          "city": "Augusta",
          "state": "Georgia"
        },
        {
          "city": "Decatur",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00463021"
    },
    {
      "nct_id": "NCT01691781",
      "title": "The Renin-Angiotensin-Aldosterone System and Parathyroid Hormone Control: The RAAS-PARC Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hyperparathyroidism"
      ],
      "interventions": [
        {
          "name": "Lisinopril",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 41,
      "start_date": "2012-10",
      "completion_date": "2016-12",
      "has_results": true,
      "last_update_posted_date": "2017-09-21",
      "last_synced_at": "2026-07-23T21:00:32.057Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01691781"
    },
    {
      "nct_id": "NCT03836300",
      "title": "Parent and Infant Inter(X)Action Intervention (PIXI)",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Fragile X Syndrome",
        "Angelman Syndrome",
        "Prader-Willi Syndrome",
        "Dup15Q Syndrome",
        "Duchenne Muscular Dystrophy",
        "Phelan-McDermid Syndrome",
        "Rett Syndrome",
        "Smith Magenis Syndrome",
        "Williams Syndrome",
        "Turner Syndrome",
        "Klinefelter Syndrome",
        "Chromosome 22q11.2 Deletion Syndrome",
        "Tuberous Sclerosis",
        "Down Syndrome"
      ],
      "interventions": [
        {
          "name": "Parent-Infant Inter(X)action Intervention (PIXI)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "RTI International",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "Up to 99 Years"
      },
      "enrollment_count": 120,
      "start_date": "2018-11-30",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-07-13",
      "last_synced_at": "2026-07-23T21:00:32.057Z",
      "location_count": 1,
      "location_summary": "Research Triangle Park, North Carolina",
      "locations": [
        {
          "city": "Research Triangle Park",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03836300"
    },
    {
      "nct_id": "NCT00172172",
      "title": "Calcium Supplementation in Postmenopausal Women",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Osteoporosis"
      ],
      "interventions": [
        {
          "name": "PTH/Calcium",
          "type": "DRUG"
        },
        {
          "name": "PTH/placebo",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Shire",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "45 Years and older · Female only"
      },
      "enrollment_count": 374,
      "start_date": "2004-01-10",
      "completion_date": "2005-03-11",
      "has_results": false,
      "last_update_posted_date": "2021-05-25",
      "last_synced_at": "2026-07-23T21:00:32.057Z",
      "location_count": 17,
      "location_summary": "Rancho Cucamonga, California • Lake Worth, Florida • Coeur d'Alene, Idaho + 14 more",
      "locations": [
        {
          "city": "Rancho Cucamonga",
          "state": "California"
        },
        {
          "city": "Lake Worth",
          "state": "Florida"
        },
        {
          "city": "Coeur d'Alene",
          "state": "Idaho"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00172172"
    },
    {
      "nct_id": "NCT00566488",
      "title": "Parathyroid and Thymus Transplantation in DiGeorge #931",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "DiGeorge Syndrome",
        "Hypoparathyroidism",
        "Complete DiGeorge Syndrome"
      ],
      "interventions": [
        {
          "name": "Thymus/Parathyroid Transplantation",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Sumitomo Pharma Switzerland GmbH",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "24 Months",
        "sex": "ALL",
        "summary": "Up to 24 Months"
      },
      "enrollment_count": 25,
      "start_date": "2005-01",
      "completion_date": "2019-12",
      "has_results": false,
      "last_update_posted_date": "2022-04-04",
      "last_synced_at": "2026-07-23T21:00:32.057Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00566488"
    }
  ]
}