{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Nephrolithiasis&page=5",
    "query": {
      "condition": "Nephrolithiasis",
      "page": 5
    },
    "page_size": 10
  },
  "pagination": {
    "page": 5,
    "page_size": 10,
    "total_count": 248,
    "total_pages": 25,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Nephrolithiasis&page=6&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Nephrolithiasis&page=4&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-22T02:33:35.613Z",
  "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": "NCT05417568",
      "title": "Oxalate-Driven Host Responses in Kidney Stone Disease",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Kidney Stones"
      ],
      "interventions": [
        {
          "name": "Low Oxalate Diet",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "High Oxalate Diet",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 88,
      "start_date": "2023-05-19",
      "completion_date": "2027-05-30",
      "has_results": false,
      "last_update_posted_date": "2026-05-15",
      "last_synced_at": "2026-10-22T02:33:35.613Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05417568"
    },
    {
      "nct_id": "NCT01074112",
      "title": "Keller Prehospital Ultrasound Study",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Ultrasonography",
        "Multiple Trauma",
        "Kidney Calculi",
        "Aortic Aneurysm, Abdominal",
        "Pregnancy",
        "Catheterization, Venous"
      ],
      "interventions": [
        {
          "name": "EFAST exam",
          "type": "DEVICE"
        },
        {
          "name": "Pelvic Ultrasound",
          "type": "DEVICE"
        },
        {
          "name": "Ultrasound Guided Vascular Access",
          "type": "PROCEDURE"
        },
        {
          "name": "Focused Ultrasound Scan",
          "type": "DEVICE"
        },
        {
          "name": "Cardiac Ultrasound",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "PROCEDURE"
      ],
      "sponsor": "Keller Fire Rescue",
      "sponsor_class": "OTHER_GOV",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 30,
      "start_date": "2010-03",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2010-02-24",
      "last_synced_at": "2026-10-22T02:33:35.613Z",
      "location_count": 1,
      "location_summary": "Keller, Texas",
      "locations": [
        {
          "city": "Keller",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01074112"
    },
    {
      "nct_id": "NCT00120731",
      "title": "Effects of Potassium Citrate in Urine of Children With Elevated Calcium in Urine and Kidney Stones",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Kidney Calculi"
      ],
      "interventions": [
        {
          "name": "Potassium Citrate",
          "type": "DRUG"
        },
        {
          "name": "Acetazolamide",
          "type": "DRUG"
        },
        {
          "name": "Diet low in oxalate and purines",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "Children's Mercy Hospital Kansas City",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "5 Years to 17 Years"
      },
      "enrollment_count": 0,
      "start_date": "2005-07",
      "completion_date": "2007-05",
      "has_results": false,
      "last_update_posted_date": "2020-11-05",
      "last_synced_at": "2026-10-22T02:33:35.613Z",
      "location_count": 1,
      "location_summary": "Kansas City, Missouri",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00120731"
    },
    {
      "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": "2026-10-22T02:33:35.613Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04669886"
    },
    {
      "nct_id": "NCT05808257",
      "title": "Thulium vs. Hol:YAG Laser",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Nephrolithiasis"
      ],
      "interventions": [
        {
          "name": "Thulium Fibre Laser",
          "type": "DEVICE"
        },
        {
          "name": "Holmium:Yttrium-Aluminum-Garnet",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "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": 82,
      "start_date": "2022-01-07",
      "completion_date": "2024-02-01",
      "has_results": true,
      "last_update_posted_date": "2025-01-29",
      "last_synced_at": "2026-10-22T02:33:35.613Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05808257"
    },
    {
      "nct_id": "NCT07087977",
      "title": "HoYAG vs TFL in miniPCNL With ClearPetra",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Nephrolithiasis",
        "Kidney Stone"
      ],
      "interventions": [
        {
          "name": "HoYAG laser",
          "type": "DEVICE"
        },
        {
          "name": "TFL laser platform",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Kansas Medical Center",
      "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": "2025-08-22",
      "completion_date": "2027-12-01",
      "has_results": false,
      "last_update_posted_date": "2026-05-06",
      "last_synced_at": "2026-10-22T02:33:35.613Z",
      "location_count": 1,
      "location_summary": "Kansas City, Kansas",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07087977"
    },
    {
      "nct_id": "NCT06974357",
      "title": "Evaluation of Genetic Abnormalities Amongst Calcium Phosphate Stone Formers",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Nephrolithiasis"
      ],
      "interventions": [
        {
          "name": "Genetic testing",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Ryan L Steinberg",
      "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": 15,
      "start_date": "2025-03-15",
      "completion_date": "2027-03-01",
      "has_results": false,
      "last_update_posted_date": "2025-05-21",
      "last_synced_at": "2026-10-22T02:33:35.613Z",
      "location_count": 1,
      "location_summary": "Iowa City, Iowa",
      "locations": [
        {
          "city": "Iowa City",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06974357"
    },
    {
      "nct_id": "NCT01626235",
      "title": "AMPED Outcomes Registry of Post-ED Pain Management",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Soft Tissue Injuries",
        "Gouty Arthritis",
        "Fractures",
        "Ureteral Colic",
        "Dysmenorrhea"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Radnor Registry Research, Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 843,
      "start_date": "2012-07",
      "completion_date": "2014-03",
      "has_results": false,
      "last_update_posted_date": "2014-03-12",
      "last_synced_at": "2026-10-22T02:33:35.613Z",
      "location_count": 11,
      "location_summary": "Birmingham, Alabama • New Orleans, Louisiana • Jackson, Mississippi + 5 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "New Orleans",
          "state": "Louisiana"
        },
        {
          "city": "Jackson",
          "state": "Mississippi"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        },
        {
          "city": "Tulsa",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01626235"
    },
    {
      "nct_id": "NCT02579161",
      "title": "Trial of Randomized Antibiotic Administration in Percutaneous Nephrolithotomy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Kidney Stones"
      ],
      "interventions": [
        {
          "name": "cephalosporins",
          "type": "DRUG"
        },
        {
          "name": "Fluoroquinolones",
          "type": "DRUG"
        },
        {
          "name": "Clindamycin",
          "type": "DRUG"
        },
        {
          "name": "Ampicillin/Gentamicin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Northwell Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 98,
      "start_date": "2014-09",
      "completion_date": "2018-12",
      "has_results": true,
      "last_update_posted_date": "2023-09-06",
      "last_synced_at": "2026-10-22T02:33:35.613Z",
      "location_count": 2,
      "location_summary": "Manhasset, New York • New Hyde Park, New York",
      "locations": [
        {
          "city": "Manhasset",
          "state": "New York"
        },
        {
          "city": "New Hyde Park",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02579161"
    },
    {
      "nct_id": "NCT06330246",
      "title": "O. Formigenes Colonization in Calcium Oxalate Kidney Stone Disease",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Kidney Stone",
        "Kidney Calculi",
        "Urolithiasis",
        "Urolithiasis, Calcium Oxalate",
        "Nephrolithiasis",
        "Nephrolithiasis, Calcium Oxalate",
        "Oxalate Urolithiasis",
        "Oxaluria"
      ],
      "interventions": [
        {
          "name": "Low oxalate fixed diets pre-colonization",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Moderately high oxalate fixed diets pre-colonization",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Colonization with Oxalobacter formigenes",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Low oxalate fixed diets post-colonization",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Moderately high oxalate fixed diets post-colonization",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "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": 40,
      "start_date": "2024-04-17",
      "completion_date": "2031-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-10-13",
      "last_synced_at": "2026-10-22T02:33:35.613Z",
      "location_count": 2,
      "location_summary": "Birmingham, Alabama • Dallas, Texas",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06330246"
    }
  ]
}