{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Primary+Cervical+Dystonia",
    "query": {
      "condition": "Primary Cervical Dystonia"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-07-24T02:46:42.887Z",
  "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": "NCT02046447",
      "title": "Neuroimaging of Dystonia",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Primary Cervical Dystonia",
        "DYT 1 Dystonia"
      ],
      "interventions": [
        {
          "name": "Primary Cervical Dystonia (Trihexyphenidyl)",
          "type": "DRUG"
        },
        {
          "name": "Controls Primary Cervical Dystonia (Trihexyphenidyl)",
          "type": "OTHER"
        },
        {
          "name": "DYT 1 Dystonia (Healthy Control)",
          "type": "OTHER"
        },
        {
          "name": "DYT 1 Dystonia",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "7 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "7 Years to 70 Years"
      },
      "enrollment_count": 20,
      "start_date": "2014-05",
      "completion_date": "2017-12",
      "has_results": false,
      "last_update_posted_date": "2017-12-22",
      "last_synced_at": "2026-07-24T02:46:42.887Z",
      "location_count": 1,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02046447"
    },
    {
      "nct_id": "NCT07304089",
      "title": "A Study to Evaluate the Efficacy, Safety, and Tolerability of VIM0423 in Individuals With Isolated Dystonia",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Dystonia"
      ],
      "interventions": [
        {
          "name": "VIM0423",
          "type": "DRUG"
        },
        {
          "name": "VIM0423 Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Vima Therapeutics",
      "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": 100,
      "start_date": "2026-02-05",
      "completion_date": "2027-05",
      "has_results": false,
      "last_update_posted_date": "2026-06-15",
      "last_synced_at": "2026-07-24T02:46:42.887Z",
      "location_count": 37,
      "location_summary": "Birmingham, Alabama • Scottsdale, Arizona • Sun City, Arizona + 31 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Sun City",
          "state": "Arizona"
        },
        {
          "city": "Irvine",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07304089"
    },
    {
      "nct_id": "NCT07111663",
      "title": "An Observational Study of Individuals With Isolated Dystonia",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Isolated/Primary Dystonia That Affects More Than One Region of the Body"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Vima Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "12 Years to 65 Years"
      },
      "enrollment_count": 200,
      "start_date": "2025-06-17",
      "completion_date": "2026-10",
      "has_results": false,
      "last_update_posted_date": "2026-03-31",
      "last_synced_at": "2026-07-24T02:46:42.887Z",
      "location_count": 29,
      "location_summary": "Scottsdale, Arizona • Sun City, Arizona • Aliso Viejo, California + 25 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Sun City",
          "state": "Arizona"
        },
        {
          "city": "Aliso Viejo",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07111663"
    },
    {
      "nct_id": "NCT00132340",
      "title": "Deep Brain Stimulation to Treat Cervical Dystonia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Cervical Dystonia"
      ],
      "interventions": [
        {
          "name": "Electrodes",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "National Institute of Neurological Disorders and Stroke (NINDS)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2005-08",
      "completion_date": "2006-07",
      "has_results": false,
      "last_update_posted_date": "2006-07-06",
      "last_synced_at": "2026-07-24T02:46:42.887Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00132340"
    },
    {
      "nct_id": "NCT00773253",
      "title": "Botox for Cervical Dystonia Following EMG Mapping",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Cervical Dystonia"
      ],
      "interventions": [
        {
          "name": "Botulinum toxin A",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, San Francisco",
      "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": 10,
      "start_date": "2008-04",
      "completion_date": "2011-01",
      "has_results": true,
      "last_update_posted_date": "2020-03-23",
      "last_synced_at": "2026-07-24T02:46:42.887Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00773253"
    },
    {
      "nct_id": "NCT02837185",
      "title": "Effects of Botulinum Toxin on Muscle and Brain Activity",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cervical Dystonia, Primary"
      ],
      "interventions": [
        {
          "name": "Botulinum Toxin injection",
          "type": "PROCEDURE"
        },
        {
          "name": "Physiological measures",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "21 Years to 85 Years"
      },
      "enrollment_count": 18,
      "start_date": "2016-08",
      "completion_date": "2018-09-26",
      "has_results": false,
      "last_update_posted_date": "2018-09-28",
      "last_synced_at": "2026-07-24T02:46:42.887Z",
      "location_count": 1,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02837185"
    },
    {
      "nct_id": "NCT03369613",
      "title": "Transcranial Electrical Stimulation for Cervical Dystonia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Primary Cervical Dystonia"
      ],
      "interventions": [
        {
          "name": "transcranial electrical stimulation",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 36,
      "start_date": "2017-10-27",
      "completion_date": "2021-09-20",
      "has_results": false,
      "last_update_posted_date": "2022-04-25",
      "last_synced_at": "2026-07-24T02:46:42.887Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03369613"
    },
    {
      "nct_id": "NCT02542839",
      "title": "rTMS and Botulinum Toxin in Primary Cervical Dystonia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Primary Cervical Dystonia",
        "Dystonia"
      ],
      "interventions": [
        {
          "name": "NeuroStar TMS therapy",
          "type": "DEVICE"
        },
        {
          "name": "Sham NeuroStar TMS therapy",
          "type": "DEVICE"
        },
        {
          "name": "Toronto Western Spasmodic Torticollis Rating Scale (TWSTRS)",
          "type": "OTHER"
        },
        {
          "name": "Craniocervical Dystonia Questionnaire (CDQ-24)",
          "type": "OTHER"
        },
        {
          "name": "Cerebellar-brain Inhibition (CBI)",
          "type": "OTHER"
        },
        {
          "name": "Botulinum toxin injections",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER",
        "PROCEDURE"
      ],
      "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": 9,
      "start_date": "2015-11",
      "completion_date": "2021-06-28",
      "has_results": true,
      "last_update_posted_date": "2023-12-22",
      "last_synced_at": "2026-07-24T02:46:42.887Z",
      "location_count": 2,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02542839"
    },
    {
      "nct_id": "NCT01671527",
      "title": "Insights Into Deep Brain Stimulation (DBS) for Cervical Dystonia",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cervical Dystonia"
      ],
      "interventions": [
        {
          "name": "Transcranial magnetic stimulation (TMS)",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 29,
      "start_date": "2012-08",
      "completion_date": "2016-06",
      "has_results": false,
      "last_update_posted_date": "2016-06-13",
      "last_synced_at": "2026-07-24T02:46:42.887Z",
      "location_count": 1,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01671527"
    },
    {
      "nct_id": "NCT00105430",
      "title": "Deep Brain Stimulation for Cervical Dystonia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Dystonia",
        "Generalized Primary Dystonia"
      ],
      "interventions": [
        {
          "name": "Deep Brain Stimulation",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "National Institute of Neurological Disorders and Stroke (NINDS)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "7 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "7 Years to 70 Years"
      },
      "enrollment_count": 40,
      "start_date": "2005-03",
      "completion_date": "2006-07",
      "has_results": false,
      "last_update_posted_date": "2006-07-06",
      "last_synced_at": "2026-07-24T02:46:42.887Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00105430"
    }
  ]
}