{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Calcium",
    "query": {
      "condition": "Calcium"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 586,
    "total_pages": 59,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Calcium&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-03T22:54:00.047Z",
  "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": "NCT06580782",
      "title": "Calcium Carbonate to Augment Labor Contractions",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Labor Dystocia",
        "Labor Induction",
        "Labor Augmentation"
      ],
      "interventions": [
        {
          "name": "Calcium Carbonate 500 MG",
          "type": "DRUG"
        },
        {
          "name": "Standard Dose Synthetic Pitocin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Weill Medical College of Cornell University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 60,
      "start_date": "2024-11-18",
      "completion_date": "2025-12",
      "has_results": false,
      "last_update_posted_date": "2025-10-23",
      "last_synced_at": "2026-09-03T22:54:00.047Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06580782"
    },
    {
      "nct_id": "NCT00732888",
      "title": "Effect of Calcium on Tasigna Pharmacokinetics (PK) in Healthy Volunteers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Nilotinib Hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "calcium carbonate",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Jan Beumer",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 14,
      "start_date": "2008-11",
      "completion_date": "2011-09",
      "has_results": false,
      "last_update_posted_date": "2013-12-18",
      "last_synced_at": "2026-09-03T22:54:00.047Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00732888"
    },
    {
      "nct_id": "NCT01754779",
      "title": "Treatment for Calcium Phosphate Kidney Stone Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Calcium Phosphate Kidney Stones"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Citric Acid",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Potassium Citrate",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of Texas Southwestern Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 13,
      "start_date": "2012-07",
      "completion_date": "2023-02-16",
      "has_results": true,
      "last_update_posted_date": "2024-04-04",
      "last_synced_at": "2026-09-03T22:54:00.047Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01754779"
    },
    {
      "nct_id": "NCT02790073",
      "title": "Phase 2 Study With SNF472 in Calciphylaxis Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Calciphylaxis",
        "Calcific Uremic Arteriolopathy"
      ],
      "interventions": [
        {
          "name": "SNF472",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sanifit Therapeutics S. A.",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 14,
      "start_date": "2016-05",
      "completion_date": "2017-11-15",
      "has_results": true,
      "last_update_posted_date": "2019-08-28",
      "last_synced_at": "2026-09-03T22:54:00.047Z",
      "location_count": 2,
      "location_summary": "Waltham, Massachusetts • Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Waltham",
          "state": "Massachusetts"
        },
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02790073"
    },
    {
      "nct_id": "NCT00785629",
      "title": "A Double Blind Randomized Placebo Trial of Maintenance of Normal Serum Phosphorus in CKD",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Kidney Disease"
      ],
      "interventions": [
        {
          "name": "Calcium acetate",
          "type": "DRUG"
        },
        {
          "name": "Lanthanum Carbonate",
          "type": "DRUG"
        },
        {
          "name": "Sevelamer Carbonate",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Denver Nephrologists, P.C.",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 148,
      "start_date": "2009-02",
      "completion_date": "2011-07",
      "has_results": true,
      "last_update_posted_date": "2012-10-30",
      "last_synced_at": "2026-09-03T22:54:00.047Z",
      "location_count": 1,
      "location_summary": "Denver, Colorado",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00785629"
    },
    {
      "nct_id": "NCT07512128",
      "title": "Study of the Shockwave Medical SkyRunner Carotid Intravascular Lithotripsy (IVL) System for the Treatment of Calcified Carotid Arteries Prior to Trans-Femoral Stenting (SKYWARD Trans-Femoral IDE [Investigational Device Exemption] Study)",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Carotid Artery Calcification",
        "Carotid Artery Diseases"
      ],
      "interventions": [
        {
          "name": "Carotid Intravascular Lithotripsy",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Shockwave Medical, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 185,
      "start_date": "2026-07",
      "completion_date": "2032-12",
      "has_results": false,
      "last_update_posted_date": "2026-07-31",
      "last_synced_at": "2026-09-03T22:54:00.047Z",
      "location_count": 25,
      "location_summary": "Scottsdale, Arizona • Aurora, Colorado • Jacksonville, Florida + 19 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Pensacola",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07512128"
    },
    {
      "nct_id": "NCT01331265",
      "title": "Perceived Lactose Intolerance",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Lactose Intolerance"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Baylor College of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 3815,
      "start_date": "2008-01",
      "completion_date": "2009-12",
      "has_results": false,
      "last_update_posted_date": "2020-01-14",
      "last_synced_at": "2026-09-03T22:54:00.047Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01331265"
    },
    {
      "nct_id": "NCT02503345",
      "title": "Evaluate the Effect of ALLN-177 in Reducing Urinary Oxalate in Patients With Hyperoxaluria and Kidney Stones",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Secondary Hyperoxaluria",
        "Nephrolithiasis",
        "Kidney Stones",
        "Hyperoxaluria",
        "Dietary Hyperoxaluria"
      ],
      "interventions": [
        {
          "name": "ALLN-177 low dose",
          "type": "DRUG"
        },
        {
          "name": "ALLN-177 mid dose",
          "type": "DRUG"
        },
        {
          "name": "ALLN-177 high dose",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Allena Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 32,
      "start_date": "2015-07",
      "completion_date": "2017-01",
      "has_results": false,
      "last_update_posted_date": "2018-01-11",
      "last_synced_at": "2026-09-03T22:54:00.047Z",
      "location_count": 16,
      "location_summary": "Los Angeles, California • Daytona Beach, Florida • Jacksonville, Florida + 13 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Daytona Beach",
          "state": "Florida"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02503345"
    },
    {
      "nct_id": "NCT03812380",
      "title": "Averting Complications of Proton Pump Inhibitor Therapy by Effervescent Calcium Magnesium Citrate",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Osteoporosis",
        "Hypomagnesemia"
      ],
      "interventions": [
        {
          "name": "EffCaMgCit",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "University of Texas Southwestern Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "21 Years to 99 Years"
      },
      "enrollment_count": 62,
      "start_date": "2019-01-01",
      "completion_date": "2021-08-11",
      "has_results": true,
      "last_update_posted_date": "2022-08-17",
      "last_synced_at": "2026-09-03T22:54:00.047Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03812380"
    },
    {
      "nct_id": "NCT07056062",
      "title": "Oral Calcium Supplementation in Labor",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Uterine Contraction",
        "Labor Complication",
        "Labor Active Dilated Cm",
        "Labor Dystocia",
        "Labor Duration",
        "Labor",
        "Labor Delivery"
      ],
      "interventions": [
        {
          "name": "Calcium carbonate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Arrowhead Regional Medical Center",
      "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": 89,
      "start_date": "2024-04-30",
      "completion_date": "2025-05-30",
      "has_results": false,
      "last_update_posted_date": "2025-07-09",
      "last_synced_at": "2026-09-03T22:54:00.047Z",
      "location_count": 1,
      "location_summary": "Colton, California",
      "locations": [
        {
          "city": "Colton",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07056062"
    }
  ]
}