{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=spontaneous+void",
    "query": {
      "intervention": "spontaneous void"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 15,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=spontaneous+void&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-21T09:57:39.403Z",
  "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": "NCT01091844",
      "title": "Efficacy of Retrograde Fill Vs Spontaneous Fill to Assess Voiding Function",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Urinary Retention",
        "Surgery"
      ],
      "interventions": [
        {
          "name": "Voiding Trial",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 50,
      "start_date": "2009-12",
      "completion_date": "2010-08",
      "has_results": false,
      "last_update_posted_date": "2010-10-13",
      "last_synced_at": "2026-09-21T09:57:39.403Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01091844"
    },
    {
      "nct_id": "NCT05414305",
      "title": "The Female Microbiome in Patients Undergoing Bladder Instillation Therapy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Interstitial Cystitis",
        "Bladder Pain Syndrome",
        "Microbial Colonization"
      ],
      "interventions": [
        {
          "name": "Heparin & Alkalinized Lidocaine Bladder Instillation",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Walter Reed National Military Medical Center",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 29,
      "start_date": "2020-10-01",
      "completion_date": "2023-12-01",
      "has_results": false,
      "last_update_posted_date": "2024-08-14",
      "last_synced_at": "2026-09-21T09:57:39.403Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05414305"
    },
    {
      "nct_id": "NCT04010656",
      "title": "Optimization of Spontaneous Postoperative Trial of Void Among Women",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Urinary Retention Postoperative",
        "Voiding Disorders"
      ],
      "interventions": [
        {
          "name": "PVR-based self-catheterization",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Women and Infants Hospital of Rhode Island",
      "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": 183,
      "start_date": "2018-09-10",
      "completion_date": "2021-12-30",
      "has_results": false,
      "last_update_posted_date": "2021-07-20",
      "last_synced_at": "2026-09-21T09:57:39.403Z",
      "location_count": 1,
      "location_summary": "Providence, Rhode Island",
      "locations": [
        {
          "city": "Providence",
          "state": "Rhode Island"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04010656"
    },
    {
      "nct_id": "NCT00392210",
      "title": "Assessment of Two Postoperative Techniques Used to Predict Voiding Efficiency After Gynecologic Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Urinary Incontinence"
      ],
      "interventions": [
        {
          "name": "Voiding Trial",
          "type": "GENETIC"
        }
      ],
      "intervention_types": [
        "GENETIC"
      ],
      "sponsor": "University of Rochester",
      "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": 79,
      "start_date": "2006-10",
      "completion_date": "2009-10",
      "has_results": true,
      "last_update_posted_date": "2017-04-27",
      "last_synced_at": "2026-09-21T09:57:39.403Z",
      "location_count": 1,
      "location_summary": "Rochester, New York",
      "locations": [
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00392210"
    },
    {
      "nct_id": "NCT03812536",
      "title": "Spontaneous Void Requirements for Patients Undergoing Ambulatory Anorectal Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Complications, Postoperative"
      ],
      "interventions": [
        {
          "name": "No Void",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Syed Husain",
      "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": 104,
      "start_date": "2018-06-19",
      "completion_date": "2020-08-07",
      "has_results": true,
      "last_update_posted_date": "2025-04-13",
      "last_synced_at": "2026-09-21T09:57:39.403Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03812536"
    },
    {
      "nct_id": "NCT01597791",
      "title": "Combined Spinal Epidural Urinary Retention",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Anesthesia",
        "Pain",
        "Urinary Retention"
      ],
      "interventions": [
        {
          "name": "Foley catheter",
          "type": "DEVICE"
        },
        {
          "name": "No foley catheter",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 56,
      "start_date": "2012-03-22",
      "completion_date": "2016-12-01",
      "has_results": true,
      "last_update_posted_date": "2018-10-05",
      "last_synced_at": "2026-09-21T09:57:39.403Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01597791"
    },
    {
      "nct_id": "NCT04859660",
      "title": "Pre-operative Tamsulosin and Time to Spontaneous Void After Hysterectomy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Urinary Retention Postoperative"
      ],
      "interventions": [
        {
          "name": "Tamsulosin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Arizona",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 80 Years · Female only"
      },
      "enrollment_count": 161,
      "start_date": "2021-04-16",
      "completion_date": "2023-06-24",
      "has_results": true,
      "last_update_posted_date": "2024-02-29",
      "last_synced_at": "2026-09-21T09:57:39.403Z",
      "location_count": 2,
      "location_summary": "Phoenix, Arizona • Tucson, Arizona",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04859660"
    },
    {
      "nct_id": "NCT05657990",
      "title": "Post Operative Urinary Retention (POUR) Following Thoracic Oncological Surgery",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Urinary Retention"
      ],
      "interventions": [
        {
          "name": "Tamsulosin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Hackensack Meridian Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "55 Years and older · Male only"
      },
      "enrollment_count": 46,
      "start_date": "2023-04-03",
      "completion_date": "2027-06",
      "has_results": false,
      "last_update_posted_date": "2026-09-09",
      "last_synced_at": "2026-09-21T09:57:39.403Z",
      "location_count": 4,
      "location_summary": "Brick, New Jersey • Manahawkin, New Jersey • Neptune City, New Jersey + 1 more",
      "locations": [
        {
          "city": "Brick",
          "state": "New Jersey"
        },
        {
          "city": "Manahawkin",
          "state": "New Jersey"
        },
        {
          "city": "Neptune City",
          "state": "New Jersey"
        },
        {
          "city": "Red Bank",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05657990"
    },
    {
      "nct_id": "NCT03126162",
      "title": "Postoperative Bladder Testing After Total Laparoscopic Hysterectomy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Laparoscopic Hysterectomy",
        "Enhanced Recovery After Surgery"
      ],
      "interventions": [
        {
          "name": "InstilIing normal saline into bladder",
          "type": "PROCEDURE"
        },
        {
          "name": "Removal of foley catheter",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Pittsburgh",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 75 Years · Female only"
      },
      "enrollment_count": 172,
      "start_date": "2017-06-08",
      "completion_date": "2018-05-04",
      "has_results": false,
      "last_update_posted_date": "2018-06-06",
      "last_synced_at": "2026-09-21T09:57:39.403Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03126162"
    },
    {
      "nct_id": "NCT04401176",
      "title": "Bladder Instillations Versus Onabotulinumtoxin A for Treatment of Interstitial Cystitis/Bladder Pain Syndrome",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Interstitial Cystitis",
        "Bladder Pain Syndrome"
      ],
      "interventions": [
        {
          "name": "Heparin & Alkalinized Lidocaine Bladder Instillation",
          "type": "DRUG"
        },
        {
          "name": "Onabotulinum Toxin A",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Walter Reed National Military Medical Center",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 58,
      "start_date": "2020-09-15",
      "completion_date": "2023-06-01",
      "has_results": false,
      "last_update_posted_date": "2023-10-12",
      "last_synced_at": "2026-09-21T09:57:39.403Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04401176"
    }
  ]
}