{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Kidney+Stone&page=5",
    "query": {
      "condition": "Kidney Stone",
      "page": 5
    },
    "page_size": 10
  },
  "pagination": {
    "page": 5,
    "page_size": 10,
    "total_count": 254,
    "total_pages": 26,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Kidney+Stone&page=6&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Kidney+Stone&page=4&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-21T06:09:44.044Z",
  "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": "NCT02384200",
      "title": "A Randomized Trial of Preoperative Prophylactic Antibiotics Prior to Kidney Stone Surgery (Percutaneous Nephrolithotomy [PCNL])",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Nephrolithiasis",
        "Urinary Tract Infections"
      ],
      "interventions": [
        {
          "name": "nitrofurantoin monohydrate/macrocrystalline capsules",
          "type": "DRUG"
        },
        {
          "name": "ampicillin",
          "type": "DRUG"
        },
        {
          "name": "gentamicin",
          "type": "DRUG"
        },
        {
          "name": "vancomycin",
          "type": "DRUG"
        },
        {
          "name": "ceftriaxone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, San Diego",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 86,
      "start_date": "2015-03",
      "completion_date": "2019-06-01",
      "has_results": true,
      "last_update_posted_date": "2019-08-22",
      "last_synced_at": "2026-10-21T06:09:44.044Z",
      "location_count": 7,
      "location_summary": "Phoenix, Arizona • San Diego, California • San Francisco, California + 4 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02384200"
    },
    {
      "nct_id": "NCT05006937",
      "title": "High Powered Stone Dusting vs. Fragmentation and Basketing at Time of Ureteroscopy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Kidney Stone",
        "Ureteral Stone"
      ],
      "interventions": [
        {
          "name": "Dusting",
          "type": "PROCEDURE"
        },
        {
          "name": "Basket extraction",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "89 Years",
        "sex": "ALL",
        "summary": "18 Years to 89 Years"
      },
      "enrollment_count": 168,
      "start_date": "2021-07-28",
      "completion_date": "2024-06-10",
      "has_results": false,
      "last_update_posted_date": "2026-04-30",
      "last_synced_at": "2026-10-21T06:09:44.044Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05006937"
    },
    {
      "nct_id": "NCT02975986",
      "title": "Renal Uptake of Fatty Acids (FFA) in Patients With Idiopathic Uric Acid Nephrolithiasis (IUAN)",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Uric Acid Nephrolithiasis"
      ],
      "interventions": [
        {
          "name": "123I-BMIPP",
          "type": "OTHER"
        },
        {
          "name": "99mTc-MAG3",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "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": 0,
      "start_date": "2017-01",
      "completion_date": "2021-12",
      "has_results": false,
      "last_update_posted_date": "2020-10-05",
      "last_synced_at": "2026-10-21T06:09:44.044Z",
      "location_count": 2,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02975986"
    },
    {
      "nct_id": "NCT07174479",
      "title": "Eye Gaze Guidance Evaluation in Phantoms",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Kidney Stones"
      ],
      "interventions": [
        {
          "name": "Augmented reality",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Vanderbilt University Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 10,
      "start_date": "2025-02-21",
      "completion_date": "2025-11-03",
      "has_results": true,
      "last_update_posted_date": "2026-05-22",
      "last_synced_at": "2026-10-21T06:09:44.044Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07174479"
    },
    {
      "nct_id": "NCT00581178",
      "title": "Study to Determine if There Are Specific Clinical Factors to Determine Stent Encrustation",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Kidney Stones"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of California, Irvine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 16,
      "start_date": "2008-04",
      "completion_date": "2011-12",
      "has_results": false,
      "last_update_posted_date": "2013-06-26",
      "last_synced_at": "2026-10-21T06:09:44.044Z",
      "location_count": 1,
      "location_summary": "Orange, California",
      "locations": [
        {
          "city": "Orange",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00581178"
    },
    {
      "nct_id": "NCT03872843",
      "title": "Opioid Free Management After Ureteroscopy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Kidney Stone"
      ],
      "interventions": [
        {
          "name": "Norco 5milligram-325milligram Tablet",
          "type": "DRUG"
        },
        {
          "name": "Ibuprofen 400 MILLIGRAM in 1 TABLET ORAL TABLET, FILM COATED",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 22,
      "start_date": "2019-09-19",
      "completion_date": "2020-02-26",
      "has_results": true,
      "last_update_posted_date": "2021-03-11",
      "last_synced_at": "2026-10-21T06:09:44.044Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03872843"
    },
    {
      "nct_id": "NCT05866081",
      "title": "Stent Omission After Ureteroscopy and Lithotripsy in the Michigan Urological Surgery Improvement Collaborative",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stone, Kidney",
        "Stone Ureter"
      ],
      "interventions": [
        {
          "name": "Standard of care stent placement",
          "type": "DEVICE"
        },
        {
          "name": "No stent placement",
          "type": "OTHER"
        },
        {
          "name": "Surveys",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "University of Michigan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 792,
      "start_date": "2023-06-01",
      "completion_date": "2026-05-01",
      "has_results": false,
      "last_update_posted_date": "2025-12-15",
      "last_synced_at": "2026-10-21T06:09:44.044Z",
      "location_count": 16,
      "location_summary": "Tucson, Arizona • Gainesville, Florida • Indianapolis, Indiana + 12 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "Brighton",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05866081"
    },
    {
      "nct_id": "NCT02404701",
      "title": "Effect of Over-the-counter Dietary Supplements on Kidney Stone Risk",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hyperoxaluria"
      ],
      "interventions": [
        {
          "name": "Aloe vera with cactus",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Cranberry",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Green tea extract",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Bilberry",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Cinnamon",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Milk thistle",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Turmeric",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Aloe vera",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 45,
      "start_date": "2015-02",
      "completion_date": "2016-10",
      "has_results": false,
      "last_update_posted_date": "2016-10-27",
      "last_synced_at": "2026-10-21T06:09:44.044Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02404701"
    },
    {
      "nct_id": "NCT04437225",
      "title": "Renal Metabolism of Glycolate to Oxalate",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Low oxalate controlled Diet",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Primed, continuous intravenous infusion of 13C2-Glycolate",
          "type": "OTHER"
        },
        {
          "name": "Bolus intravenous infusion of 13C2-Glycolate",
          "type": "OTHER"
        },
        {
          "name": "Oral bolus administration of 13C2-Glycolate",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT",
        "OTHER"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 15,
      "start_date": "2020-03-12",
      "completion_date": "2030-12-01",
      "has_results": false,
      "last_update_posted_date": "2026-08-27",
      "last_synced_at": "2026-10-21T06:09:44.044Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04437225"
    },
    {
      "nct_id": "NCT07514351",
      "title": "FANS vs CVAC for Medium to Large Stones",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Kidney Stones",
        "Nephrolithiasis"
      ],
      "interventions": [
        {
          "name": "ureteroscopy",
          "type": "DEVICE"
        },
        {
          "name": "CVAC",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Ohio State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 159,
      "start_date": "2026-07-01",
      "completion_date": "2028-12",
      "has_results": false,
      "last_update_posted_date": "2026-10-16",
      "last_synced_at": "2026-10-21T06:09:44.044Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07514351"
    }
  ]
}