{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=onabotulinum+toxin+type-A",
    "query": {
      "intervention": "onabotulinum toxin type-A"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 19,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=onabotulinum+toxin+type-A&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-26T02:55:18.527Z",
  "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": "NCT01421719",
      "title": "Safety and Efficacy of botulinumA Toxin (BotoxA) for Treatment of Neurogenic Bladder of Parkinson's Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Parkinson's Disease",
        "Neurogenic Bladder",
        "Urinary Incontinence",
        "Clostridium Botulinum Toxin Adverse Reaction"
      ],
      "interventions": [
        {
          "name": "Cystoscopic injection of Botox into the urinary bladder",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "50 Years to 85 Years"
      },
      "enrollment_count": 20,
      "start_date": "2009-02",
      "completion_date": "2011-07",
      "has_results": true,
      "last_update_posted_date": "2017-03-10",
      "last_synced_at": "2026-09-26T02:55:18.527Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01421719"
    },
    {
      "nct_id": "NCT00479154",
      "title": "Botulinum Toxin to Treat Restless Legs Syndrome",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Restless Legs Syndrome"
      ],
      "interventions": [
        {
          "name": "Botulinum Toxin A",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute of Neurological Disorders and Stroke (NINDS)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 6,
      "start_date": "2007-05",
      "completion_date": "2008-04",
      "has_results": true,
      "last_update_posted_date": "2012-04-26",
      "last_synced_at": "2026-09-26T02:55:18.527Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00479154"
    },
    {
      "nct_id": "NCT02019004",
      "title": "A Pilot Study Testing Onabotulinum Toxin A Versus Incobotulinum Toxin A Injections for Facial Wrinkles",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Wrinkles"
      ],
      "interventions": [
        {
          "name": "Onabotulinum Toxin A",
          "type": "DRUG"
        },
        {
          "name": "Incobotulinum Toxin A",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "20 Years to 65 Years"
      },
      "enrollment_count": 20,
      "start_date": "2013-11",
      "completion_date": "2027-12",
      "has_results": false,
      "last_update_posted_date": "2026-07-01",
      "last_synced_at": "2026-09-26T02:55:18.527Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02019004"
    },
    {
      "nct_id": "NCT04020510",
      "title": "Standard Injections Versus Reduced Injections for Intravesical onabotulinumtoxinA Treatment of Overactive Bladder",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Overactive Bladder"
      ],
      "interventions": [
        {
          "name": "onaBoNT-A",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Walter Reed National Military Medical Center",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 184,
      "start_date": "2019-07-01",
      "completion_date": "2021-12-31",
      "has_results": false,
      "last_update_posted_date": "2020-04-28",
      "last_synced_at": "2026-09-26T02:55:18.527Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04020510"
    },
    {
      "nct_id": "NCT04124939",
      "title": "Is 10 Injections of Bladder Botox Less Painful Than 20 Injections?",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Overactive Bladder"
      ],
      "interventions": [
        {
          "name": "OnabotulinumtoxinA 100 Units",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 90 Years · Female only"
      },
      "enrollment_count": 41,
      "start_date": "2019-11-10",
      "completion_date": "2023-02-23",
      "has_results": true,
      "last_update_posted_date": "2024-04-17",
      "last_synced_at": "2026-09-26T02:55:18.527Z",
      "location_count": 2,
      "location_summary": "Greensboro, North Carolina • Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Greensboro",
          "state": "North Carolina"
        },
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04124939"
    },
    {
      "nct_id": "NCT05367271",
      "title": "The Efficacy of Botulinum Toxin vs. Corticosteroid for the Treatment of Refractory Plantar Fasciitis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Plantar Fasciitis"
      ],
      "interventions": [
        {
          "name": "Botulinum Toxin A",
          "type": "DRUG"
        },
        {
          "name": "Dexamethasone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Western Institute for Veterans Research",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 62,
      "start_date": "2022-08-23",
      "completion_date": "2024-09-13",
      "has_results": false,
      "last_update_posted_date": "2025-04-02",
      "last_synced_at": "2026-09-26T02:55:18.527Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05367271"
    },
    {
      "nct_id": "NCT01050114",
      "title": "OnabotulinumtoxinA (onaBoNT-A) Versus Oral Oxybutynin ER",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Overactive Bladder"
      ],
      "interventions": [
        {
          "name": "onaBoNT-A",
          "type": "DRUG"
        },
        {
          "name": "Oxybutynin ER",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Christopher Patrick Smith",
      "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": 36,
      "start_date": "2013-08",
      "completion_date": "2018-07",
      "has_results": false,
      "last_update_posted_date": "2016-08-30",
      "last_synced_at": "2026-09-26T02:55:18.527Z",
      "location_count": 2,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01050114"
    },
    {
      "nct_id": "NCT01529788",
      "title": "Onabotulinum Toxin Type A and Abobotulinum Toxin Type A Crow's Feet Rhytid Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Intrinsic Aging of Skin",
        "Solar Elastosis"
      ],
      "interventions": [
        {
          "name": "Right lateral orbital injection of Botox Cosmetic or Dysport",
          "type": "DRUG"
        },
        {
          "name": "Left lateral orbital injection of Botox Cosmetic or Dysport",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "The Maas Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 90,
      "start_date": "2009-09",
      "completion_date": "2014-09",
      "has_results": false,
      "last_update_posted_date": "2014-09-30",
      "last_synced_at": "2026-09-26T02:55:18.527Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01529788"
    },
    {
      "nct_id": "NCT01589263",
      "title": "Effectiveness of onaBoNT-A vs Oral Tamsulosin in Men With BPH and LUTS",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Benign Prostatic Hyperplasia",
        "Lower Urinary Track Symptoms"
      ],
      "interventions": [
        {
          "name": "onaBoNT-A + placebo",
          "type": "DRUG"
        },
        {
          "name": "Tamsulosin + placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "50 Years and older · Male only"
      },
      "enrollment_count": 63,
      "start_date": "2012-06-01",
      "completion_date": "2019-09-30",
      "has_results": true,
      "last_update_posted_date": "2021-10-05",
      "last_synced_at": "2026-09-26T02:55:18.527Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01589263"
    },
    {
      "nct_id": "NCT01374191",
      "title": "Botulinum Toxin Type A for Neuroma Pain",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Neuroma"
      ],
      "interventions": [
        {
          "name": "onabotulinum toxin type-A",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "OTHER"
        },
        {
          "name": "2nd phase - onabotulinum toxin type-A",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Southern Illinois University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 0,
      "start_date": "2015-01",
      "completion_date": "2017-09",
      "has_results": false,
      "last_update_posted_date": "2015-08-26",
      "last_synced_at": "2026-09-26T02:55:18.527Z",
      "location_count": 1,
      "location_summary": "Springfield, Illinois",
      "locations": [
        {
          "city": "Springfield",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01374191"
    }
  ]
}