{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Onabotulinumtoxin+A&page=2",
    "query": {
      "condition": "Onabotulinumtoxin A",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Onabotulinumtoxin+A&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-07-23T13:29:39.807Z",
  "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": "NCT01688076",
      "title": "Treatment of Forehead/Glabellar Rhytide Complex With Botulinum Toxin A Injection",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Forehead Rhytid Complex",
        "Glabellar Rhytid Complex"
      ],
      "interventions": [
        {
          "name": "Botulinum Toxin A",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 25,
      "start_date": "2012-01",
      "completion_date": "2022-03-01",
      "has_results": false,
      "last_update_posted_date": "2026-07-01",
      "last_synced_at": "2026-07-23T13:29:39.807Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01688076"
    },
    {
      "nct_id": "NCT02074150",
      "title": "ASIS for Botox in Upper Limb Spasticity",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Upper Limb Spasticity Unilaterally in Adults With History of Stroke",
        "Increased Muscle Tone in Elbow, Wrist, Finger, and Thumb Flexors."
      ],
      "interventions": [
        {
          "name": "Gadolinium",
          "type": "DRUG"
        },
        {
          "name": "Efficacy of Botox intramuscularly at Week 6",
          "type": "DRUG"
        },
        {
          "name": "Efficacy of Botox intramuscularly at Week 12,",
          "type": "DRUG"
        },
        {
          "name": "Efficacy of Botox intramuscularly at Week 18",
          "type": "DRUG"
        },
        {
          "name": "Efficacy of Botox intramuscularly at Week 24",
          "type": "DRUG"
        },
        {
          "name": "Efficacy of Botox intramuscularly at Week 30",
          "type": "DRUG"
        },
        {
          "name": "Efficacy of Botox subdermally at Week 6",
          "type": "DRUG"
        },
        {
          "name": "Efficacy of Botox subdermally at Week 12",
          "type": "DRUG"
        },
        {
          "name": "Efficacy of Botox subdermally at Week 18",
          "type": "DRUG"
        },
        {
          "name": "Efficacy of Botox subdermally at Week 24",
          "type": "DRUG"
        },
        {
          "name": "Efficacy of Botox subdermally at Week 30",
          "type": "DRUG"
        },
        {
          "name": "Adverse Reactions of Botox intramuscularly",
          "type": "DRUG"
        },
        {
          "name": "Adverse Reactions of Botox subdermally",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "li nguyen",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 60,
      "start_date": "2016-01",
      "completion_date": "2017-06",
      "has_results": false,
      "last_update_posted_date": "2015-06-24",
      "last_synced_at": "2026-07-23T13:29:39.807Z",
      "location_count": 1,
      "location_summary": "Westminster, California",
      "locations": [
        {
          "city": "Westminster",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02074150"
    },
    {
      "nct_id": "NCT03014635",
      "title": "Efficacy and Safety of DaxibotulinumtoxinA for Injection to Treat Moderate to Severe Glabellar Lines",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Glabellar Frown Lines"
      ],
      "interventions": [
        {
          "name": "Botulinum Toxins, Type A",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebos",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Revance Therapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 306,
      "start_date": "2016-12-05",
      "completion_date": "2017-11-03",
      "has_results": true,
      "last_update_posted_date": "2022-07-21",
      "last_synced_at": "2026-07-23T13:29:39.807Z",
      "location_count": 9,
      "location_summary": "Encinitas, California • Los Angeles, California • Washington D.C., District of Columbia + 6 more",
      "locations": [
        {
          "city": "Encinitas",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Naperville",
          "state": "Illinois"
        },
        {
          "city": "New Orleans",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03014635"
    },
    {
      "nct_id": "NCT01662492",
      "title": "A Study Using Botulinum Toxin Type A as Headache Prophylaxis in Adolescents With Chronic Migraine",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Migraine Disorders"
      ],
      "interventions": [
        {
          "name": "Botulinum toxin type A Dose 1",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Botulinum toxin type A Dose 2",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo (Normal Saline)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "Allergan",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "12 Years to 17 Years"
      },
      "enrollment_count": 125,
      "start_date": "2012-10",
      "completion_date": "2016-08",
      "has_results": true,
      "last_update_posted_date": "2017-09-05",
      "last_synced_at": "2026-07-23T13:29:39.807Z",
      "location_count": 22,
      "location_summary": "Phoenix, Arizona • Fullerton, California • Oceanside, California + 19 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Fullerton",
          "state": "California"
        },
        {
          "city": "Oceanside",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01662492"
    },
    {
      "nct_id": "NCT01464307",
      "title": "Efficacy and Safety Study of Botulinum Toxin Type A Against Placebo to Treat Spasticity in the Leg After a Stroke",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Post-stroke Spasticity of the Lower Limb"
      ],
      "interventions": [
        {
          "name": "IncobotulinumtoxinA (400 Units)",
          "type": "DRUG"
        },
        {
          "name": "Placebo Comparator",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Merz Pharmaceuticals GmbH",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 290,
      "start_date": "2011-12",
      "completion_date": "2015-05",
      "has_results": true,
      "last_update_posted_date": "2016-11-07",
      "last_synced_at": "2026-07-23T13:29:39.807Z",
      "location_count": 12,
      "location_summary": "Downey, California • Long Beach, California • Fairfield, Connecticut + 9 more",
      "locations": [
        {
          "city": "Downey",
          "state": "California"
        },
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "Fairfield",
          "state": "Connecticut"
        },
        {
          "city": "Doral",
          "state": "Florida"
        },
        {
          "city": "Overland Park",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01464307"
    },
    {
      "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": "2026-07-23T13:29:39.807Z",
      "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": "NCT00479596",
      "title": "This is a Prospective, Randomized, Double-Blind Study Comparing Intravesical Injection of Botox® to Placebo.",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Overactive Bladder"
      ],
      "interventions": [
        {
          "name": "Botox",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Urological Sciences Research Foundation",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "90 Years",
        "sex": "MALE",
        "summary": "40 Years to 90 Years · Male only"
      },
      "enrollment_count": 40,
      "start_date": "2007-01",
      "completion_date": "2007-05",
      "has_results": false,
      "last_update_posted_date": "2007-05-30",
      "last_synced_at": "2026-07-23T13:29:39.807Z",
      "location_count": 1,
      "location_summary": "Culver City, California",
      "locations": [
        {
          "city": "Culver City",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00479596"
    },
    {
      "nct_id": "NCT04439825",
      "title": "Impact of Botox Treatment Into the Upper One Third of the Face an Area on Mood and Self -Appearance Satisfaction",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Mood"
      ],
      "interventions": [
        {
          "name": "Botulinum Neurotoxin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "DeNova Research",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "10 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "10 Years to 75 Years"
      },
      "enrollment_count": 45,
      "start_date": "2020-07-20",
      "completion_date": "2020-12-01",
      "has_results": false,
      "last_update_posted_date": "2021-03-15",
      "last_synced_at": "2026-07-23T13:29:39.807Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04439825"
    },
    {
      "nct_id": "NCT01401803",
      "title": "Brow Lifting With Dysport",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Brow Ptosis",
        "Lid Ptosis"
      ],
      "interventions": [
        {
          "name": "Dysport",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Kenneth Beer",
      "sponsor_class": "INDIV",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "25 Years to 75 Years"
      },
      "enrollment_count": 24,
      "start_date": "2011-09",
      "completion_date": "2012-12",
      "has_results": false,
      "last_update_posted_date": "2013-09-26",
      "last_synced_at": "2026-07-23T13:29:39.807Z",
      "location_count": 1,
      "location_summary": "West Palm Beach, Florida",
      "locations": [
        {
          "city": "West Palm Beach",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01401803"
    },
    {
      "nct_id": "NCT04451382",
      "title": "PTNS vs Botox of Refractory OAB",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Overactive Bladder (OAB)"
      ],
      "interventions": [
        {
          "name": "OnabotulinumtoxinA (BoNTA)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Percutaneous tibial nerve stimulation (PTNS)",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "PROCEDURE"
      ],
      "sponsor": "Medstar Health Research Institute",
      "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": 150,
      "start_date": "2015-03",
      "completion_date": "2018-12",
      "has_results": false,
      "last_update_posted_date": "2020-06-30",
      "last_synced_at": "2026-07-23T13:29:39.807Z",
      "location_count": 2,
      "location_summary": "Washington D.C., District of Columbia • New York, New York",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04451382"
    }
  ]
}