{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Botulinum+toxin+type+A+%28Btx-A%29&page=20",
    "query": {
      "intervention": "Botulinum toxin type A (Btx-A)",
      "page": 20
    },
    "page_size": 10
  },
  "pagination": {
    "page": 20,
    "page_size": 10,
    "total_count": 479,
    "total_pages": 48,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Botulinum+toxin+type+A+%28Btx-A%29&page=21&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Botulinum+toxin+type+A+%28Btx-A%29&page=19&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-14T22:19:35.678Z",
  "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": "NCT03631966",
      "title": "Botulinum Toxin Injection for Functional Popliteal Artery Entrapment Syndrome",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Functional Popliteal Artery Entrapment Syndrome",
        "Popliteal Artery Entrapment Syndrome"
      ],
      "interventions": [
        {
          "name": "Dysport",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 0,
      "start_date": "2019-10-01",
      "completion_date": "2019-12-31",
      "has_results": false,
      "last_update_posted_date": "2021-03-08",
      "last_synced_at": "2026-10-14T22:19:35.678Z",
      "location_count": 1,
      "location_summary": "Redwood City, California",
      "locations": [
        {
          "city": "Redwood City",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03631966"
    },
    {
      "nct_id": "NCT01309802",
      "title": "A Two-Part Study of BOTOX® Therapy for Ischemic Digits",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Raynaud's Disease"
      ],
      "interventions": [
        {
          "name": "onabotulinum toxin type-A",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "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": 48,
      "start_date": "2011-05",
      "completion_date": "2016-07-13",
      "has_results": true,
      "last_update_posted_date": "2019-01-08",
      "last_synced_at": "2026-10-14T22:19:35.678Z",
      "location_count": 1,
      "location_summary": "Springfield, Illinois",
      "locations": [
        {
          "city": "Springfield",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01309802"
    },
    {
      "nct_id": "NCT02230956",
      "title": "BOTOX® Efficacy and Safety in the Treatment of Knee Osteoarthritis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Osteoarthritis"
      ],
      "interventions": [
        {
          "name": "onabotulinumtoxinA",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Normal Saline",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "Allergan",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "40 Years to 75 Years"
      },
      "enrollment_count": 176,
      "start_date": "2014-10",
      "completion_date": "2016-03",
      "has_results": true,
      "last_update_posted_date": "2017-05-31",
      "last_synced_at": "2026-10-14T22:19:35.678Z",
      "location_count": 1,
      "location_summary": "Artesia, California",
      "locations": [
        {
          "city": "Artesia",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02230956"
    },
    {
      "nct_id": "NCT06399718",
      "title": "A Study to Assess BOTOX Injections for the Change of Masseter Muscle Prominence in Adult Participants",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Masseter Muscle Prominence"
      ],
      "interventions": [
        {
          "name": "BOTOX",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "AbbVie",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 207,
      "start_date": "2024-04-30",
      "completion_date": "2025-11-10",
      "has_results": false,
      "last_update_posted_date": "2026-08-12",
      "last_synced_at": "2026-10-14T22:19:35.678Z",
      "location_count": 20,
      "location_summary": "Los Angeles, California • Newport Beach, California • Vista, California + 14 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Newport Beach",
          "state": "California"
        },
        {
          "city": "Vista",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Boca Raton",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06399718"
    },
    {
      "nct_id": "NCT04752774",
      "title": "A Study to Assess the Safety and Efficacy of IPN10200 in Adult Participants With Upper Limb Spasticity.",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Spasticity"
      ],
      "interventions": [
        {
          "name": "Corabotase",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Dysport",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "Ipsen",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 240,
      "start_date": "2021-04-29",
      "completion_date": "2029-03-30",
      "has_results": false,
      "last_update_posted_date": "2026-07-28",
      "last_synced_at": "2026-10-14T22:19:35.678Z",
      "location_count": 5,
      "location_summary": "Downey, California • Overland Park, Kansas • Farmington Hills, Michigan + 2 more",
      "locations": [
        {
          "city": "Downey",
          "state": "California"
        },
        {
          "city": "Overland Park",
          "state": "Kansas"
        },
        {
          "city": "Farmington Hills",
          "state": "Michigan"
        },
        {
          "city": "Elkins Park",
          "state": "Pennsylvania"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04752774"
    },
    {
      "nct_id": "NCT00816517",
      "title": "Use of Botulinum Toxin to Treat Psoriasis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Psoriasis Vulgaris"
      ],
      "interventions": [
        {
          "name": "injection of botulinum toxin type A.",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 8,
      "start_date": "2009-01",
      "completion_date": "2015-12",
      "has_results": false,
      "last_update_posted_date": "2016-04-04",
      "last_synced_at": "2026-10-14T22:19:35.678Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00816517"
    },
    {
      "nct_id": "NCT04766723",
      "title": "A Study to Investigate the Efficacy and Safety of NT 201 (Botulinum Toxin) Compared With Placebo for the Treatment of Adult Participants With Essential Tremor in the Arm",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Essential Tremor of the Upper Limb"
      ],
      "interventions": [
        {
          "name": "NT 201",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Merz Pharmaceuticals GmbH",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 78,
      "start_date": "2021-02-24",
      "completion_date": "2023-11-21",
      "has_results": true,
      "last_update_posted_date": "2026-05-28",
      "last_synced_at": "2026-10-14T22:19:35.678Z",
      "location_count": 9,
      "location_summary": "Tampa, Florida • Omaha, Nebraska • Las Vegas, Nevada + 6 more",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Omaha",
          "state": "Nebraska"
        },
        {
          "city": "Las Vegas",
          "state": "Nevada"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04766723"
    },
    {
      "nct_id": "NCT06793683",
      "title": "Early BOTOX After Spinal Cord Injury",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Spinal Cord Injuries"
      ],
      "interventions": [
        {
          "name": "Bladder chemodenervation (Botox)",
          "type": "DRUG"
        },
        {
          "name": "Bladder Sham (Saline) Injection Procedure",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 10,
      "start_date": "2024-07-27",
      "completion_date": "2028-09-30",
      "has_results": false,
      "last_update_posted_date": "2026-09-09",
      "last_synced_at": "2026-10-14T22:19:35.678Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06793683"
    },
    {
      "nct_id": "NCT03373162",
      "title": "Functional Effects of Botox on the Brain Using MRS and fMRI",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "onabotulinumtoxinA",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, Irvine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "40 Years",
        "sex": "FEMALE",
        "summary": "30 Years to 40 Years · Female only"
      },
      "enrollment_count": 10,
      "start_date": "2017-09-30",
      "completion_date": "2018-03-16",
      "has_results": true,
      "last_update_posted_date": "2020-06-01",
      "last_synced_at": "2026-10-14T22:19:35.678Z",
      "location_count": 1,
      "location_summary": "Irvine, California",
      "locations": [
        {
          "city": "Irvine",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03373162"
    },
    {
      "nct_id": "NCT03571334",
      "title": "Botulinum Toxin A for the Treatment of Chemotherapy Induced Peripheral Neuropathy",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Peripheral Neuropathy Due to Chemotherapy"
      ],
      "interventions": [
        {
          "name": "IncobotulinumtoxinA (Xeomin®, Merz) (INA)",
          "type": "DRUG"
        },
        {
          "name": "Normal saline",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Medical College of Wisconsin",
      "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": "2020-07-08",
      "completion_date": "2024-12-31",
      "has_results": false,
      "last_update_posted_date": "2021-12-23",
      "last_synced_at": "2026-10-14T22:19:35.678Z",
      "location_count": 1,
      "location_summary": "Milwaukee, Wisconsin",
      "locations": [
        {
          "city": "Milwaukee",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03571334"
    }
  ]
}