{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Dysphonia&page=4",
    "query": {
      "condition": "Dysphonia",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 85,
    "total_pages": 9,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Dysphonia&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Dysphonia&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-21T09:11:39.242Z",
  "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": "NCT06152627",
      "title": "Voice Therapy Per the Rehabilitation Treatment Specification System",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Muscle Tension Dysphonia"
      ],
      "interventions": [
        {
          "name": "Standard of care voice therapy with novice clinician RTSS-Voice documentation",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Standard of care voice therapy with expert clinician RTSS-Voice documentation",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "14 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "14 Years and older"
      },
      "enrollment_count": 600,
      "start_date": "2026-02-03",
      "completion_date": "2027-06-29",
      "has_results": false,
      "last_update_posted_date": "2026-05-26",
      "last_synced_at": "2026-10-21T09:11:39.242Z",
      "location_count": 5,
      "location_summary": "Atlanta, Georgia • Boston, Massachusetts • New York, New York + 2 more",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Salt Lake City",
          "state": "Utah"
        },
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06152627"
    },
    {
      "nct_id": "NCT02198131",
      "title": "Pulsed Dye Laser in Treating Patients With Post Radiation Dysphonia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Oral Complications of Radiation Therapy",
        "Stage I Laryngeal Cancer",
        "Stage II Laryngeal Cancer"
      ],
      "interventions": [
        {
          "name": "laser therapy",
          "type": "PROCEDURE"
        },
        {
          "name": "questionnaire administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 9,
      "start_date": "2009-10",
      "completion_date": "2016-06",
      "has_results": false,
      "last_update_posted_date": "2023-04-26",
      "last_synced_at": "2026-10-21T09:11:39.242Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02198131"
    },
    {
      "nct_id": "NCT06111027",
      "title": "Usability of Vibro-tactile Stimulation to Treat Spasmodic Dysphonia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Spasmodic Dysphonia",
        "Laryngeal Dystonia"
      ],
      "interventions": [
        {
          "name": "Vibro-tactile stimulation",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Minnesota",
      "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": 40,
      "start_date": "2023-11-21",
      "completion_date": "2024-10-31",
      "has_results": true,
      "last_update_posted_date": "2026-07-15",
      "last_synced_at": "2026-10-21T09:11:39.242Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06111027"
    },
    {
      "nct_id": "NCT01017055",
      "title": "Voice and Swallowing Outcomes Following Revision Anterior Cervical Spine Surgery",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Dysphagia",
        "Dysphonia"
      ],
      "interventions": [
        {
          "name": "Voice and Swallowing evaluations",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "19 Years and older"
      },
      "enrollment_count": 200,
      "start_date": "2009-10-26",
      "completion_date": "2026-01-01",
      "has_results": false,
      "last_update_posted_date": "2026-01-16",
      "last_synced_at": "2026-10-21T09:11:39.242Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01017055"
    },
    {
      "nct_id": "NCT05123053",
      "title": "Firdapse for Post-BOTOX Vocal Weakness",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Vocal Weakness(Post-BOTOX Injection)"
      ],
      "interventions": [
        {
          "name": "Amifampridine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Augusta University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 18,
      "start_date": "2021-10-28",
      "completion_date": "2025-09-23",
      "has_results": false,
      "last_update_posted_date": "2025-10-03",
      "last_synced_at": "2026-10-21T09:11:39.242Z",
      "location_count": 1,
      "location_summary": "Augusta, Georgia",
      "locations": [
        {
          "city": "Augusta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05123053"
    },
    {
      "nct_id": "NCT03720301",
      "title": "The Use of Osteopathic Medical Manipulation to Decrease the Incidence and Severity of Post-Operative Sore Throat",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pharyngitis",
        "Dysphonia"
      ],
      "interventions": [
        {
          "name": "Osteopathic Manipulation Treatment",
          "type": "PROCEDURE"
        },
        {
          "name": "Sham",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Brooke Army 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": 168,
      "start_date": "2018-10-17",
      "completion_date": "2020-06-30",
      "has_results": false,
      "last_update_posted_date": "2018-10-25",
      "last_synced_at": "2026-10-21T09:11:39.242Z",
      "location_count": 1,
      "location_summary": "San Antonio, Texas",
      "locations": [
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03720301"
    },
    {
      "nct_id": "NCT04650893",
      "title": "The Effect of IV NSAID's and Corticosteroids on Dysphasia and Dysphonia Following ASDF",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Dysphagia",
        "Dysphonia"
      ],
      "interventions": [
        {
          "name": "Intravenous Ketorolac",
          "type": "DRUG"
        },
        {
          "name": "Intravenous Dexamethasone",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Nebraska",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "19 Years and older"
      },
      "enrollment_count": 33,
      "start_date": "2021-01-02",
      "completion_date": "2023-12-08",
      "has_results": true,
      "last_update_posted_date": "2024-08-23",
      "last_synced_at": "2026-10-21T09:11:39.242Z",
      "location_count": 1,
      "location_summary": "Omaha, Nebraska",
      "locations": [
        {
          "city": "Omaha",
          "state": "Nebraska"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04650893"
    },
    {
      "nct_id": "NCT05467228",
      "title": "Laryngeal Vibro-tactile Stimulation as a Non-invasive Symptomatic Treatment for Spasmodic Dysphonia",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Adductor Spasmodic Dysphonia",
        "Abductor Spastic Dysphonia",
        "Laryngeal Dystonia"
      ],
      "interventions": [
        {
          "name": "vibro-tactile stimulation (VTS)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2026-08",
      "completion_date": "2026-08-01",
      "has_results": false,
      "last_update_posted_date": "2025-05-16",
      "last_synced_at": "2026-10-21T09:11:39.242Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05467228"
    },
    {
      "nct_id": "NCT07041203",
      "title": "Extended-release Sodium Oxybate (Lumryz) in Spasmodic Dysphonia and Voice Tremor",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Spasmodic Dysphonia",
        "Laryngeal Dystonia",
        "Voice Tremor"
      ],
      "interventions": [
        {
          "name": "sodium oxybate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Kristina Simonyan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "21 Years to 80 Years"
      },
      "enrollment_count": 8,
      "start_date": "2026-10-01",
      "completion_date": "2027-09-30",
      "has_results": false,
      "last_update_posted_date": "2026-04-28",
      "last_synced_at": "2026-10-21T09:11:39.242Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07041203"
    },
    {
      "nct_id": "NCT02493491",
      "title": "Neurogenic Dysphonia/Dysphagia Registry",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Neurogenic Dysphonia",
        "Neurogenic Dysphagia"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Merz North America, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 146,
      "start_date": "2015-06",
      "completion_date": "2016-09",
      "has_results": false,
      "last_update_posted_date": "2016-09-09",
      "last_synced_at": "2026-10-21T09:11:39.242Z",
      "location_count": 12,
      "location_summary": "La Jolla, California • Sacramento, California • Augusta, Georgia + 8 more",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Augusta",
          "state": "Georgia"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Burlington",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02493491"
    }
  ]
}