{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Blepharospasm%2C+Benign+Essential",
    "query": {
      "condition": "Blepharospasm, Benign Essential"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 5,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-06-11T01:43:27.729Z",
  "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": "NCT00234507",
      "title": "Study of a Single Administration of 3 Doses of Dysport® for the Treatment of Benign Essential Blepharospasm",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Blepharospasm"
      ],
      "interventions": [
        {
          "name": "Botulinum toxin type A",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Ipsen",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 120,
      "start_date": "2003-01",
      "completion_date": "2004-05-25",
      "has_results": false,
      "last_update_posted_date": "2019-07-29",
      "last_synced_at": "2026-06-11T01:43:27.729Z",
      "location_count": 14,
      "location_summary": "Phoenix, Arizona • Fountain Valley, California • Los Angeles, California + 10 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Fountain Valley",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00234507"
    },
    {
      "nct_id": "NCT07489430",
      "title": "DaxibotulinumtoxinA for Blepharospasm",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Blepharospasm of Both Eyelids",
        "Blepharospasm of Left Eyelid",
        "Blepharospasm of Right Eyelid",
        "Blepharospasm, Benign Essential",
        "Blepharospasm"
      ],
      "interventions": [
        {
          "name": "Botulinum Neurotoxin Type A",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2026-07-01",
      "completion_date": "2028-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-03-24",
      "last_synced_at": "2026-06-11T01:43:27.729Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07489430"
    },
    {
      "nct_id": "NCT06195241",
      "title": "Effects of DaxibotulinumtoxinA for Blepharospasm and Hemifacial Spasm",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Benign Essential Blepharospasm",
        "Hemifacial Spasm"
      ],
      "interventions": [
        {
          "name": "DaxibotulinumtoxinA",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Montefiore Medical Center",
      "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": "2025-02-11",
      "completion_date": "2027-03",
      "has_results": false,
      "last_update_posted_date": "2026-04-23",
      "last_synced_at": "2026-06-11T01:43:27.729Z",
      "location_count": 1,
      "location_summary": "The Bronx, New York",
      "locations": [
        {
          "city": "The Bronx",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06195241"
    },
    {
      "nct_id": "NCT02370875",
      "title": "rTMS and Botulinum Toxin in Benign Essential Blepharospasm",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Benign Essential Blepharospasm"
      ],
      "interventions": [
        {
          "name": "Magstim RapidStim2",
          "type": "DEVICE"
        },
        {
          "name": "Sham Magstim RapidStim2",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "30 Years to 75 Years"
      },
      "enrollment_count": 12,
      "start_date": "2015-02",
      "completion_date": "2017-11",
      "has_results": true,
      "last_update_posted_date": "2023-09-15",
      "last_synced_at": "2026-06-11T01:43:27.729Z",
      "location_count": 1,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02370875"
    },
    {
      "nct_id": "NCT04423341",
      "title": "Effect of Non-psychoactive Cannabidiol as an Adjunct to Botulinum Toxin in Blepharospasm",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Blepharospasm",
        "Blepharospasm, Benign Essential",
        "CBD"
      ],
      "interventions": [
        {
          "name": "Cannabidiol Oral Solution [Epidiolex]",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Silkiss Eye Surgery",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 12,
      "start_date": "2020-05-20",
      "completion_date": "2021-10-01",
      "has_results": false,
      "last_update_posted_date": "2021-11-02",
      "last_synced_at": "2026-06-11T01:43:27.729Z",
      "location_count": 1,
      "location_summary": "Oakland, California",
      "locations": [
        {
          "city": "Oakland",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04423341"
    }
  ]
}