{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Oxybutynin+Chloride",
    "query": {
      "intervention": "Oxybutynin Chloride"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 51,
    "total_pages": 6,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Oxybutynin+Chloride&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-25T16:44:58.237Z",
  "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": "NCT02633371",
      "title": "A Pilot Study Exploring the Efficacy and Safety of Topical Oxybutynin 3% Gel for Primary Focal Hyperhidrosis in Adolescents and Young Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hyperhidrosis"
      ],
      "interventions": [
        {
          "name": "Oxybutynin 3% gel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "12 Years to 25 Years"
      },
      "enrollment_count": 10,
      "start_date": "2016-02",
      "completion_date": "2017-05",
      "has_results": true,
      "last_update_posted_date": "2018-06-19",
      "last_synced_at": "2026-09-25T16:44:58.237Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02633371"
    },
    {
      "nct_id": "NCT05933603",
      "title": "Medications for Obstructive Sleep Apnea to Improve Cognition in Children With Down Syndrome",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Obstructive Sleep Apnea",
        "Down Syndrome"
      ],
      "interventions": [
        {
          "name": "Atomoxetine and Oxybutynin (ato-oxy)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Arizona",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "6 Years to 17 Years"
      },
      "enrollment_count": 36,
      "start_date": "2023-09-29",
      "completion_date": "2026-06",
      "has_results": false,
      "last_update_posted_date": "2026-04-07",
      "last_synced_at": "2026-09-25T16:44:58.237Z",
      "location_count": 1,
      "location_summary": "Tucson, Arizona",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05933603"
    },
    {
      "nct_id": "NCT04580394",
      "title": "Crossover Trial of AD109 in Obstructive Sleep Apnea",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Obstructive Sleep Apnea"
      ],
      "interventions": [
        {
          "name": "AD109",
          "type": "DRUG"
        },
        {
          "name": "Atomoxetine",
          "type": "DRUG"
        },
        {
          "name": "R-oxybutynin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Digit System Substitution Test",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Apnimed",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "25 Years to 65 Years"
      },
      "enrollment_count": 60,
      "start_date": "2020-10-27",
      "completion_date": "2021-05-28",
      "has_results": true,
      "last_update_posted_date": "2023-01-31",
      "last_synced_at": "2026-09-25T16:44:58.237Z",
      "location_count": 7,
      "location_summary": "Little Rock, Arkansas • Pomona, California • New Haven, Connecticut + 4 more",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Pomona",
          "state": "California"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Brandon",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04580394"
    },
    {
      "nct_id": "NCT00752141",
      "title": "Cognitive Effects of Oral Oxybutynin and Oxybutynin Chloride Topical Gel in Older Volunteers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy Volunteers"
      ],
      "interventions": [
        {
          "name": "oxybutynin chloride immediate-release",
          "type": "DRUG"
        },
        {
          "name": "oxybutynin chloride topical gel",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Watson Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": "79 Years",
        "sex": "ALL",
        "summary": "60 Years to 79 Years"
      },
      "enrollment_count": 153,
      "start_date": "2008-09",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2011-09-23",
      "last_synced_at": "2026-09-25T16:44:58.237Z",
      "location_count": 6,
      "location_summary": "Tucson, Arizona • National City, California • Maitland, Florida + 3 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "National City",
          "state": "California"
        },
        {
          "city": "Maitland",
          "state": "Florida"
        },
        {
          "city": "Naples",
          "state": "Florida"
        },
        {
          "city": "Ocala",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00752141"
    },
    {
      "nct_id": "NCT00170768",
      "title": "Cognitive Effects of Darifenacin and Oxybutynin Extended Release in Volunteers Aged 60 and Over",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Healthy Volunteers"
      ],
      "interventions": [
        {
          "name": "Darifenacin",
          "type": "DRUG"
        },
        {
          "name": "Oxybutynin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Novartis",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "60 Years and older"
      },
      "enrollment_count": 150,
      "start_date": "2005-02",
      "completion_date": "2005-05",
      "has_results": false,
      "last_update_posted_date": "2008-01-23",
      "last_synced_at": "2026-09-25T16:44:58.237Z",
      "location_count": 1,
      "location_summary": "Washington D.C., District of Columbia",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00170768"
    },
    {
      "nct_id": "NCT01192568",
      "title": "Safety and Efficacy Evaluation of Oxybutynin Topical Gel In Children With Neurogenic Bladder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Overactive Detrusor",
        "Neurogenic Bladder"
      ],
      "interventions": [
        {
          "name": "Oxybutynin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "AbbVie",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "16 Years",
        "sex": "ALL",
        "summary": "3 Years to 16 Years"
      },
      "enrollment_count": 52,
      "start_date": "2011-05-17",
      "completion_date": "2023-10-24",
      "has_results": true,
      "last_update_posted_date": "2024-09-04",
      "last_synced_at": "2026-09-25T16:44:58.237Z",
      "location_count": 10,
      "location_summary": "Loma Linda, California • Orange, California • Aurora, Colorado + 7 more",
      "locations": [
        {
          "city": "Loma Linda",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Augusta",
          "state": "Georgia"
        },
        {
          "city": "Jackson",
          "state": "Mississippi"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01192568"
    },
    {
      "nct_id": "NCT00224029",
      "title": "A Study Evaluating Oxybutynin in Patients With Neurogenic Overactive Bladder Associated With a Neurological Condition",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Detrusor Hyperreflexia"
      ],
      "interventions": [
        {
          "name": "Oxybutynin transdermal system",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Watson Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 24,
      "start_date": "2004-12",
      "completion_date": "2008-05",
      "has_results": true,
      "last_update_posted_date": "2010-04-30",
      "last_synced_at": "2026-09-25T16:44:58.237Z",
      "location_count": 6,
      "location_summary": "Atlanta, Georgia • The Bronx, New York • Chapel Hill, North Carolina + 3 more",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "The Bronx",
          "state": "New York"
        },
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        },
        {
          "city": "Charlotte",
          "state": "North Carolina"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00224029"
    },
    {
      "nct_id": "NCT05550246",
      "title": "Identifying Sleep Apnea Patients That Best Respond to Atomoxetine Plus Oxybutynin Therapy",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Obstructive Sleep Apnea"
      ],
      "interventions": [
        {
          "name": "Atomoxetine",
          "type": "DRUG"
        },
        {
          "name": "Oxybutynin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "21 Years to 70 Years"
      },
      "enrollment_count": 22,
      "start_date": "2022-05-05",
      "completion_date": "2024-12",
      "has_results": false,
      "last_update_posted_date": "2023-10-18",
      "last_synced_at": "2026-09-25T16:44:58.237Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05550246"
    },
    {
      "nct_id": "NCT00649259",
      "title": "Food Study of Oxybutynin Chloride ER Tablets 10 mg and Ditropan XL® Tablets 10 mg",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Oxybutynin Chloride ER Tablets 10 mg",
          "type": "DRUG"
        },
        {
          "name": "Ditropan XL® Tablets 10 mg",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Mylan Pharmaceuticals Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 39,
      "start_date": "2002-10",
      "completion_date": "2002-11",
      "has_results": false,
      "last_update_posted_date": "2024-04-24",
      "last_synced_at": "2026-09-25T16:44:58.237Z",
      "location_count": 1,
      "location_summary": "Morgantown, West Virginia",
      "locations": [
        {
          "city": "Morgantown",
          "state": "West Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00649259"
    },
    {
      "nct_id": "NCT01557244",
      "title": "A Study To Find Out How Fesoterodine Works In Children Aged 6 To 17 Years With Bladder Overactivity Caused By A Neurological Condition",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Urinary Bladder, Neurogenic"
      ],
      "interventions": [
        {
          "name": "Fesoterodine PR 4 mg",
          "type": "DRUG"
        },
        {
          "name": "Fesoterodine PR 8 mg",
          "type": "DRUG"
        },
        {
          "name": "Oxybutynin",
          "type": "DRUG"
        },
        {
          "name": "Fesoterodine PR",
          "type": "DRUG"
        },
        {
          "name": "Fesoterodine BIC 2 mg",
          "type": "DRUG"
        },
        {
          "name": "Fesoterodine BIC 4 mg",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "6 Years to 17 Years"
      },
      "enrollment_count": 181,
      "start_date": "2012-07-02",
      "completion_date": "2020-02-13",
      "has_results": true,
      "last_update_posted_date": "2021-02-02",
      "last_synced_at": "2026-09-25T16:44:58.237Z",
      "location_count": 18,
      "location_summary": "Tucson, Arizona • Orange, California • Atlanta, Georgia + 8 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01557244"
    }
  ]
}