{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Nephrolithiasis&page=9",
    "query": {
      "condition": "Nephrolithiasis",
      "page": 9
    },
    "page_size": 10
  },
  "pagination": {
    "page": 9,
    "page_size": 10,
    "total_count": 248,
    "total_pages": 25,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Nephrolithiasis&page=10&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Nephrolithiasis&page=8&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-23T14:12:40.649Z",
  "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": "NCT03811171",
      "title": "Break Wave(TM) Extracorporeal Lithotripter First-in-Human Study",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Renal Calculi",
        "Urinary Calculi"
      ],
      "interventions": [
        {
          "name": "Break Wave extracorporeal lithotripsy",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "SonoMotion",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 70,
      "start_date": "2019-08-20",
      "completion_date": "2027-03-30",
      "has_results": false,
      "last_update_posted_date": "2025-07-29",
      "last_synced_at": "2026-10-23T14:12:40.649Z",
      "location_count": 3,
      "location_summary": "San Diego, California • San Francisco, California • Seattle, Washington",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03811171"
    },
    {
      "nct_id": "NCT03855787",
      "title": "Ureteral Stent Placement After Ureteroscopy for Renal Stones: A Randomized Controlled Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Kidney Calculi"
      ],
      "interventions": [
        {
          "name": "Ureteroscopy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Vanderbilt University 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": 103,
      "start_date": "2019-11-11",
      "completion_date": "2026-03-31",
      "has_results": false,
      "last_update_posted_date": "2026-05-29",
      "last_synced_at": "2026-10-23T14:12:40.649Z",
      "location_count": 6,
      "location_summary": "Los Angeles, California • Sacramento, California • San Diego, California + 3 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03855787"
    },
    {
      "nct_id": "NCT07297953",
      "title": "Access Sheath and Stent Trial",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Kidney Stone",
        "Ureteral Stone"
      ],
      "interventions": [
        {
          "name": "Surveys",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "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": 184,
      "start_date": "2025-09-24",
      "completion_date": "2026-10",
      "has_results": false,
      "last_update_posted_date": "2025-12-22",
      "last_synced_at": "2026-10-23T14:12:40.649Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07297953"
    },
    {
      "nct_id": "NCT07071831",
      "title": "RETRO Study (RETrograde Renal Access Outcomes)",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Renal Stones"
      ],
      "interventions": [
        {
          "name": "RetroPerc®",
          "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": "2024-12-06",
      "completion_date": "2027-12",
      "has_results": false,
      "last_update_posted_date": "2026-05-04",
      "last_synced_at": "2026-10-23T14:12:40.649Z",
      "location_count": 2,
      "location_summary": "Tampa, Florida • Kansas City, Kansas",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Kansas City",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07071831"
    },
    {
      "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": "2026-10-23T14:12:40.649Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00587041"
    },
    {
      "nct_id": "NCT04438551",
      "title": "Software Application for Low-Sodium Diet Trial (SALT)",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Kidney Stone",
        "Hypernatriuria"
      ],
      "interventions": [
        {
          "name": "Standard dietary counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Mobile app",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Rochester",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2021-02-12",
      "completion_date": "2024-12",
      "has_results": false,
      "last_update_posted_date": "2023-08-16",
      "last_synced_at": "2026-10-23T14:12:40.649Z",
      "location_count": 1,
      "location_summary": "Rochester, New York",
      "locations": [
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04438551"
    },
    {
      "nct_id": "NCT04160520",
      "title": "Pramipexole and Morphine for Renal Colic",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Renal Colic"
      ],
      "interventions": [
        {
          "name": "Pramipexole",
          "type": "DRUG"
        },
        {
          "name": "Morphine",
          "type": "DRUG"
        },
        {
          "name": "Placebo oral tablet",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "East Carolina University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": "66 Years",
        "sex": "ALL",
        "summary": "19 Years to 66 Years"
      },
      "enrollment_count": 19,
      "start_date": "2019-10-28",
      "completion_date": "2023-01-24",
      "has_results": false,
      "last_update_posted_date": "2023-03-08",
      "last_synced_at": "2026-10-23T14:12:40.649Z",
      "location_count": 1,
      "location_summary": "Greenville, North Carolina",
      "locations": [
        {
          "city": "Greenville",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04160520"
    },
    {
      "nct_id": "NCT01928108",
      "title": "Fluid Intake Application to Reduce Kidney Stone Risks",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Kidney Stone"
      ],
      "interventions": [
        {
          "name": "iPhone Application",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Android Application",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 10,
      "start_date": "2013-07",
      "completion_date": "2017-03-16",
      "has_results": false,
      "last_update_posted_date": "2017-03-28",
      "last_synced_at": "2026-10-23T14:12:40.649Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01928108"
    },
    {
      "nct_id": "NCT06930690",
      "title": "Dexamethasone for Ureteral STent Symptoms (DUSTS)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Ureteral Stent-Related Symptom"
      ],
      "interventions": [
        {
          "name": "Dexamethasone Sodium Phosphate Injection 20 mg",
          "type": "DRUG"
        },
        {
          "name": "Dexamethasone Sodium Phosphate Injection 4mg",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "The Methodist Hospital Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 70,
      "start_date": "2026-06",
      "completion_date": "2027-04",
      "has_results": false,
      "last_update_posted_date": "2026-05-29",
      "last_synced_at": "2026-10-23T14:12:40.649Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06930690"
    },
    {
      "nct_id": "NCT05022537",
      "title": "Trial of Efficacy of the RetroPerc Device",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Kidney Stone"
      ],
      "interventions": [
        {
          "name": "retrograde nephrostomy",
          "type": "DEVICE"
        },
        {
          "name": "antegrade nephrostomy",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "The University of Texas Health Science Center, Houston",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 0,
      "start_date": "2025-07-01",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2026-03-09",
      "last_synced_at": "2026-10-23T14:12:40.649Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05022537"
    }
  ]
}