{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=calcium+carbonate",
    "query": {
      "intervention": "calcium carbonate"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 157,
    "total_pages": 16,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=calcium+carbonate&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-04T05:33:56.613Z",
  "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": "NCT06503978",
      "title": "Microbiota Transplant Therapy for Children With Both Autism Spectrum Disorder and Gastrointestinal Disorders",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Autism Spectrum Disorder",
        "Gastro-Intestinal Disorder",
        "Constipation",
        "Diarrhea"
      ],
      "interventions": [
        {
          "name": "MTP-101P",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Vancomycin",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Miralax",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Antacid",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Placebo MTP-101P",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Placebo Vancomycin",
          "type": "COMBINATION_PRODUCT"
        }
      ],
      "intervention_types": [
        "COMBINATION_PRODUCT"
      ],
      "sponsor": "Gut-Brain-Axis Therapeutics Inc.",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "4 Years to 18 Years"
      },
      "enrollment_count": 60,
      "start_date": "2024-08-20",
      "completion_date": "2026-08-17",
      "has_results": false,
      "last_update_posted_date": "2024-09-25",
      "last_synced_at": "2026-09-04T05:33:56.613Z",
      "location_count": 1,
      "location_summary": "Tempe, Arizona",
      "locations": [
        {
          "city": "Tempe",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06503978"
    },
    {
      "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": "2026-09-04T05:33:56.613Z",
      "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": "2026-09-04T05:33:56.613Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00732888"
    },
    {
      "nct_id": "NCT05418127",
      "title": "An Efficacy Trial in the Research Area of Gastrointestinal Health & Bloating",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Gastrointestinal Dysfunction"
      ],
      "interventions": [
        {
          "name": "Active",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "Coconut Goodness Food Products Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "54 Years",
        "sex": "ALL",
        "summary": "25 Years to 54 Years"
      },
      "enrollment_count": 60,
      "start_date": "2022-05-16",
      "completion_date": "2023-03-31",
      "has_results": false,
      "last_update_posted_date": "2023-01-19",
      "last_synced_at": "2026-09-04T05:33:56.613Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05418127"
    },
    {
      "nct_id": "NCT07088718",
      "title": "Prediction of the SURPASS-CVOT Cardiovascular Outcome Trial in Healthcare Claims Data",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Type 2 Diabetes",
        "Major Adverse Cardiac Events",
        "Cardiovascular (CV) Risk"
      ],
      "interventions": [
        {
          "name": "Tirzepatide",
          "type": "DRUG"
        },
        {
          "name": "Dulaglutide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 44671,
      "start_date": "2024-10-01",
      "completion_date": "2025-07-30",
      "has_results": false,
      "last_update_posted_date": "2025-10-15",
      "last_synced_at": "2026-09-04T05:33:56.613Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07088718"
    },
    {
      "nct_id": "NCT04258332",
      "title": "CARDIA-Salt Sensitivity of Blood Pressure (SSBP)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Salt Sensitivity of Blood Pressure",
        "Hypertension"
      ],
      "interventions": [
        {
          "name": "High Salt Diet",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Low Salt Diet",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Vanderbilt University Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "50 Years to 70 Years"
      },
      "enrollment_count": 281,
      "start_date": "2021-05-17",
      "completion_date": "2025-05-17",
      "has_results": true,
      "last_update_posted_date": "2026-07-07",
      "last_synced_at": "2026-09-04T05:33:56.613Z",
      "location_count": 2,
      "location_summary": "Birmingham, Alabama • Chicago, Illinois",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04258332"
    },
    {
      "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": "2026-09-04T05:33:56.613Z",
      "location_count": 1,
      "location_summary": "Denver, Colorado",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00785629"
    },
    {
      "nct_id": "NCT01716117",
      "title": "Safety and Effectiveness of an Intracranial Aneurysm Embolization System for Treating Large or Giant Wide Neck Aneurysms",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Brain Aneurysm"
      ],
      "interventions": [
        {
          "name": "Surpass Flow Diverter",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Stryker Neurovascular",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "19 Years to 80 Years"
      },
      "enrollment_count": 213,
      "start_date": "2012-10-25",
      "completion_date": "2022-07-07",
      "has_results": true,
      "last_update_posted_date": "2022-12-19",
      "last_synced_at": "2026-09-04T05:33:56.613Z",
      "location_count": 25,
      "location_summary": "Irvine, California • Santa Barbara, California • Gainesville, Florida + 21 more",
      "locations": [
        {
          "city": "Irvine",
          "state": "California"
        },
        {
          "city": "Santa Barbara",
          "state": "California"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01716117"
    },
    {
      "nct_id": "NCT03959085",
      "title": "Inotuzumab Ozogamicin and Post-Induction Chemotherapy in Treating Patients With High-Risk B-ALL, Mixed Phenotype Acute Leukemia, and B-LLy",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "B Acute Lymphoblastic Leukemia",
        "B Lymphoblastic Lymphoma",
        "Central Nervous System Leukemia",
        "Mixed Phenotype Acute Leukemia",
        "Testicular Leukemia"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Blinatumomab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Bone Marrow Aspiration",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Marrow Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Bone Scan",
          "type": "PROCEDURE"
        },
        {
          "name": "Calaspargase Pegol",
          "type": "DRUG"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "Cytarabine",
          "type": "DRUG"
        },
        {
          "name": "Daunorubicin Hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Dexamethasone",
          "type": "DRUG"
        },
        {
          "name": "Doxorubicin Hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Inotuzumab Ozogamicin",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Leucovorin Calcium",
          "type": "DRUG"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Mercaptopurine",
          "type": "DRUG"
        },
        {
          "name": "Methotrexate",
          "type": "DRUG"
        },
        {
          "name": "Pegaspargase",
          "type": "DRUG"
        },
        {
          "name": "Positron Emission Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Prednisolone",
          "type": "DRUG"
        },
        {
          "name": "Prednisone",
          "type": "DRUG"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Radiation Therapy",
          "type": "RADIATION"
        },
        {
          "name": "Thioguanine",
          "type": "DRUG"
        },
        {
          "name": "Vincristine Sulfate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "BIOLOGICAL",
        "DRUG",
        "OTHER",
        "RADIATION"
      ],
      "sponsor": "Children's Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "365 Days",
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "365 Days to 25 Years"
      },
      "enrollment_count": 5951,
      "start_date": "2019-10-31",
      "completion_date": "2032-03-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-25",
      "last_synced_at": "2026-09-04T05:33:56.613Z",
      "location_count": 203,
      "location_summary": "Birmingham, Alabama • Mobile, Alabama • Anchorage, Alaska + 155 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Anchorage",
          "state": "Alaska"
        },
        {
          "city": "Mesa",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03959085"
    },
    {
      "nct_id": "NCT06335537",
      "title": "Impact of Sodium Bicarbonate on 24-hour Urine Parameters in Hypocitriuric and Uric Acid Stone Formers",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Uric Acid Stones"
      ],
      "interventions": [
        {
          "name": "Potassium citrate",
          "type": "DRUG"
        },
        {
          "name": "Sodium bicarbonate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, Irvine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 100,
      "start_date": "2025-05-01",
      "completion_date": "2026-07",
      "has_results": false,
      "last_update_posted_date": "2025-06-24",
      "last_synced_at": "2026-09-04T05:33:56.613Z",
      "location_count": 1,
      "location_summary": "Orange, California",
      "locations": [
        {
          "city": "Orange",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06335537"
    }
  ]
}