{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Calculi%2C+Renal&page=2",
    "query": {
      "condition": "Calculi, Renal",
      "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=Calculi%2C+Renal&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-28T19:58:25.617Z",
  "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": "NCT00762424",
      "title": "Effect of Tamsulosin on Stone Expulsion and Pain Resolution in ED Patients With Ureterolithiasis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Kidney Stone"
      ],
      "interventions": [
        {
          "name": "Flowmax",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "WellSpan Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 53,
      "start_date": "2007-06",
      "completion_date": "2011-01",
      "has_results": true,
      "last_update_posted_date": "2014-12-17",
      "last_synced_at": "2026-09-28T19:58:25.617Z",
      "location_count": 1,
      "location_summary": "York, Pennsylvania",
      "locations": [
        {
          "city": "York",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00762424"
    },
    {
      "nct_id": "NCT00587041",
      "title": "Use of Oral Probiotics to Reduce Urinary Oxalate Excretion",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Nephrolithiasis",
        "Hyperoxaluria",
        "Crohn's Disease"
      ],
      "interventions": [
        {
          "name": "Oxadrop",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Agri-King Synbiotic (AKSB)",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2006-02",
      "completion_date": "2009-07",
      "has_results": true,
      "last_update_posted_date": "2012-05-31",
      "last_synced_at": "2026-09-28T19:58:25.617Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00587041"
    },
    {
      "nct_id": "NCT03959683",
      "title": "ShockPulse-SE vs. Trilogy Trial: Comparing the Performance of Two Intracorporeal Lithotripters for Removal of Large Renal Calculi",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Kidney Calculi"
      ],
      "interventions": [
        {
          "name": "Trilogy Lithotrite",
          "type": "DEVICE"
        },
        {
          "name": "The ShockPulse-SE Lithotripsy System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Indiana University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2019-02-19",
      "completion_date": "2020-11-18",
      "has_results": true,
      "last_update_posted_date": "2023-04-12",
      "last_synced_at": "2026-09-28T19:58:25.617Z",
      "location_count": 3,
      "location_summary": "Phoenix, Arizona • Indianapolis, Indiana • Columbus, Ohio",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03959683"
    },
    {
      "nct_id": "NCT07225764",
      "title": "CaOx Stone Prevention",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Kidney Stones"
      ],
      "interventions": [
        {
          "name": "Chlorthalidone",
          "type": "DRUG"
        },
        {
          "name": "Low oxalate diet",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "Icahn School of Medicine at Mount Sinai",
      "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": "2025-10-23",
      "completion_date": "2027-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-14",
      "last_synced_at": "2026-09-28T19:58:25.617Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07225764"
    },
    {
      "nct_id": "NCT01295879",
      "title": "Vitamin D Repletion in Stone Formers With Hypercalciuria",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Nephrolithiasis",
        "Urolithiasis",
        "Idiopathic Hypercalciuria",
        "Vitamin D Deficiency",
        "Disorder of Vitamin D"
      ],
      "interventions": [
        {
          "name": "Ergocalciferol",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "New York Presbyterian Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2010-09",
      "completion_date": "2011-06",
      "has_results": true,
      "last_update_posted_date": "2012-10-23",
      "last_synced_at": "2026-09-28T19:58:25.617Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01295879"
    },
    {
      "nct_id": "NCT07580391",
      "title": "Utilization of a Web-Based Application to Improve Patient Health Literacy and Reduce Clinic Visit Times in Holmium Laser Enucleation of the Prostate (HoLEP) Procedures and Kidney Stone Surgery",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Kidney Stone",
        "Benign Prostatic Hyperplasia"
      ],
      "interventions": [
        {
          "name": "WellPrept",
          "type": "OTHER"
        },
        {
          "name": "Standard Care",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 300,
      "start_date": "2025-09-17",
      "completion_date": "2027-09",
      "has_results": false,
      "last_update_posted_date": "2026-05-12",
      "last_synced_at": "2026-09-28T19:58:25.617Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07580391"
    },
    {
      "nct_id": "NCT04669886",
      "title": "Serum Endotoxin Assay to Predict the Development of Postoperative Infectious Complications and Systemic Inflammatory Response Following Percutaneous Nephrolithotomy.",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Nephrolithiasis",
        "Urosepsis"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Miami",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 150,
      "start_date": "2023-11-01",
      "completion_date": "2027-12-30",
      "has_results": false,
      "last_update_posted_date": "2026-08-27",
      "last_synced_at": "2026-09-28T19:58:25.617Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04669886"
    },
    {
      "nct_id": "NCT00913159",
      "title": "A Trial Comparing Efficacy of HM3 Versus F2 Lithotripters for Stone Fragmentation",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Urolithiasis"
      ],
      "interventions": [
        {
          "name": "Extracorporeal Shock Wave Lithotripsy (ESWL)",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 5,
      "start_date": "2009-11",
      "completion_date": "2010-08",
      "has_results": false,
      "last_update_posted_date": "2010-10-18",
      "last_synced_at": "2026-09-28T19:58:25.617Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00913159"
    },
    {
      "nct_id": "NCT00289120",
      "title": "Effect of Cola on Urinary Stone Risk Factors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Kidney Stone"
      ],
      "interventions": [
        {
          "name": "Cola beverage",
          "type": "DRUG"
        },
        {
          "name": "Deionized water",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 13,
      "start_date": "2003-11",
      "completion_date": "2011-10",
      "has_results": true,
      "last_update_posted_date": "2016-06-08",
      "last_synced_at": "2026-09-28T19:58:25.617Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00289120"
    },
    {
      "nct_id": "NCT02831556",
      "title": "Point of Care 3D Ultrasound for Various Applications: A Pilot Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Appendicitis",
        "Evidence of Cholecystectomy",
        "Gallstones",
        "Pregnancy, Ectopic",
        "Aortic Aneurysm",
        "Kidney Stones",
        "Intrauterine Pregnancy",
        "Diverticulitis",
        "Abdominal Injuries",
        "Tumors",
        "Pancreatitis",
        "Digestive System Diseases",
        "Gastrointestinal Diseases",
        "Intraabdominal Infections",
        "Intestinal Diseases",
        "Pregnancy",
        "Vascular Disease",
        "Uterine Fibroids",
        "Ovarian Cysts",
        "Uterine Abnominalies",
        "Bladder Abnominalies",
        "Testicular Abnominalies",
        "Polyps"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 174,
      "start_date": "2016-07",
      "completion_date": "2022-08-31",
      "has_results": false,
      "last_update_posted_date": "2024-05-21",
      "last_synced_at": "2026-09-28T19:58:25.617Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02831556"
    }
  ]
}