{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Flow+Phonation+Exercises",
    "query": {
      "intervention": "Flow Phonation Exercises"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 4,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-06T09:52:30.440Z",
  "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": "NCT04121741",
      "title": "Singing and Cardiovascular Health in Older Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cardiovascular Diseases",
        "Cardiovascular Risk Factor",
        "Cardiovascular Health"
      ],
      "interventions": [
        {
          "name": "Singing with Music Therapist",
          "type": "OTHER"
        },
        {
          "name": "Singing with Guided Video",
          "type": "OTHER"
        },
        {
          "name": "Control Arm",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Medical College of Wisconsin",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": "79 Years",
        "sex": "ALL",
        "summary": "55 Years to 79 Years"
      },
      "enrollment_count": 65,
      "start_date": "2020-01-17",
      "completion_date": "2023-08-18",
      "has_results": true,
      "last_update_posted_date": "2025-02-05",
      "last_synced_at": "2026-09-06T09:52:30.440Z",
      "location_count": 1,
      "location_summary": "Milwaukee, Wisconsin",
      "locations": [
        {
          "city": "Milwaukee",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04121741"
    },
    {
      "nct_id": "NCT06441136",
      "title": "Characterizing the Impact of Presbyphonia on Social Interaction",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Presbyphonia"
      ],
      "interventions": [
        {
          "name": "PhoRTE Program",
          "type": "OTHER"
        },
        {
          "name": "University of California Los Angeles (UCLA) Loneliness Scale",
          "type": "OTHER"
        },
        {
          "name": "Social Disconnectedness Scale",
          "type": "OTHER"
        },
        {
          "name": "Patient Health Questionnaire 9",
          "type": "OTHER"
        },
        {
          "name": "Aging Voice Index",
          "type": "OTHER"
        },
        {
          "name": "The Edmonton Frail Scale",
          "type": "OTHER"
        },
        {
          "name": "Vocal Effort Scale",
          "type": "OTHER"
        },
        {
          "name": "Montreal Cognitive Assessment",
          "type": "OTHER"
        },
        {
          "name": "Voice Handicap Index-10",
          "type": "OTHER"
        },
        {
          "name": "Voice Problem Impact Scales",
          "type": "OTHER"
        },
        {
          "name": "Cough Severity Index",
          "type": "OTHER"
        },
        {
          "name": "Laryngoscopy",
          "type": "PROCEDURE"
        },
        {
          "name": "Acoustic, perceptual, and aerodynamic assessments",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "Matthew R. Hoffman",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 25,
      "start_date": "2025-01-10",
      "completion_date": "2026-08-31",
      "has_results": false,
      "last_update_posted_date": "2025-07-17",
      "last_synced_at": "2026-09-06T09:52:30.440Z",
      "location_count": 1,
      "location_summary": "Iowa City, Iowa",
      "locations": [
        {
          "city": "Iowa City",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06441136"
    },
    {
      "nct_id": "NCT05357222",
      "title": "Straw Phonation Exercise Program for Pitch Extension",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Voice Fatigue",
        "Voice Disorders",
        "Voice Hoarseness"
      ],
      "interventions": [
        {
          "name": "Straw phontion",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Utah",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 120,
      "start_date": "2021-11-16",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-03-27",
      "last_synced_at": "2026-09-06T09:52:30.440Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05357222"
    },
    {
      "nct_id": "NCT01988207",
      "title": "Treating Laryngeal Hyperfunction With Flow Phonation",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Muscle Tension Dysphonia"
      ],
      "interventions": [
        {
          "name": "Vocal Hygiene Training",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Flow Phonation Exercises",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Central Arkansas",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 60,
      "start_date": "2013-12",
      "completion_date": "2016-11",
      "has_results": false,
      "last_update_posted_date": "2013-11-20",
      "last_synced_at": "2026-09-06T09:52:30.440Z",
      "location_count": 1,
      "location_summary": "Conway, Arkansas",
      "locations": [
        {
          "city": "Conway",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01988207"
    }
  ]
}