{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Voluntary+cough+test",
    "query": {
      "intervention": "Voluntary cough test"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 9,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-04T09:07:13.110Z",
  "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": "NCT03202017",
      "title": "Lung Volume Recruitment Combined With Expiratory Muscle Strength Training in ALS",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Amyotrophic Lateral Sclerosis"
      ],
      "interventions": [
        {
          "name": "Expiratory Muscle Strength Training (EMST)",
          "type": "PROCEDURE"
        },
        {
          "name": "EMST + Lung Volume Recruitment (LVR)",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "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": 23,
      "start_date": "2018-03-01",
      "completion_date": "2022-12-30",
      "has_results": false,
      "last_update_posted_date": "2023-02-23",
      "last_synced_at": "2026-09-04T09:07:13.110Z",
      "location_count": 2,
      "location_summary": "Gainesville, Florida • Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03202017"
    },
    {
      "nct_id": "NCT02407301",
      "title": "Cough in Reduced True Vocal Fold Mobility",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Unilateral Vocal Cord Paresis",
        "Unilateral Vocal Cord Paralysis"
      ],
      "interventions": [
        {
          "name": "cough airflow measure",
          "type": "OTHER"
        },
        {
          "name": "vocal tasks",
          "type": "OTHER"
        },
        {
          "name": "true vocal fold movement",
          "type": "OTHER"
        },
        {
          "name": "spirometry test",
          "type": "OTHER"
        },
        {
          "name": "maximum expiratory pressure (MEP)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "40 Years to 75 Years"
      },
      "enrollment_count": 15,
      "start_date": "2015-04",
      "completion_date": "2016-02",
      "has_results": false,
      "last_update_posted_date": "2016-05-13",
      "last_synced_at": "2026-09-04T09:07:13.110Z",
      "location_count": 2,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02407301"
    },
    {
      "nct_id": "NCT00801203",
      "title": "A Study to Evaluate the Effectiveness of the Induced Reflex Cough Test Plus Urodynamics to Identify Stress Urinary Incontinence in Female Subjects With a History of Stress Urinary Incontinence",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Stress Urinary Incontinence"
      ],
      "interventions": [
        {
          "name": "IRCT",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pneumoflex Systems, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "25 Years and older · Female only"
      },
      "enrollment_count": 180,
      "start_date": "2008-12",
      "completion_date": "2009-07",
      "has_results": false,
      "last_update_posted_date": "2012-05-09",
      "last_synced_at": "2026-09-04T09:07:13.110Z",
      "location_count": 10,
      "location_summary": "Cape Coral, Florida • Melbourne, Florida • Orlando, Florida + 7 more",
      "locations": [
        {
          "city": "Cape Coral",
          "state": "Florida"
        },
        {
          "city": "Melbourne",
          "state": "Florida"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Shreveport",
          "state": "Louisiana"
        },
        {
          "city": "Garden City",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00801203"
    },
    {
      "nct_id": "NCT05304416",
      "title": "Clinical Markers of Dysphagia in Cardiac Surgical Patients",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cardiovascular Diseases",
        "Dysphagia"
      ],
      "interventions": [
        {
          "name": "Fiberoptic Endoscopic Evaluation of Swallowing",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Simultaneous FEES and Videofluoroscopy instrumental swallowing exam",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Videofluoroscopy instrumental swallowing exam (VFSS)",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Voluntary Cough Peak Expiratory Flow (PEF) Testing",
          "type": "OTHER"
        },
        {
          "name": "Reflex Cough Screen",
          "type": "OTHER"
        },
        {
          "name": "Lingual Pressure Testing",
          "type": "OTHER"
        },
        {
          "name": "Speech Testing",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST",
        "OTHER"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 347,
      "start_date": "2022-06-07",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-06",
      "last_synced_at": "2026-09-04T09:07:13.110Z",
      "location_count": 2,
      "location_summary": "Gainesville, Florida • Columbus, Ohio",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05304416"
    },
    {
      "nct_id": "NCT02962050",
      "title": "Delineating Swallowing Impairment and Decline in ALS",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Amyotrophic Lateral Sclerosis"
      ],
      "interventions": [
        {
          "name": "Videofluoroscopic Swallowing Study (VFSS)",
          "type": "PROCEDURE"
        },
        {
          "name": "Voluntary Peak Cough Flow Testing",
          "type": "DEVICE"
        },
        {
          "name": "Iowa Oral Performance Instrument",
          "type": "DEVICE"
        },
        {
          "name": "Capsaicin Challenge",
          "type": "DRUG"
        },
        {
          "name": "Pulmonary Function Testing",
          "type": "DEVICE"
        },
        {
          "name": "Eating Assessment Tool 10",
          "type": "OTHER"
        },
        {
          "name": "The Center for Neurologic Study Bulbar Function Scale",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DEVICE",
        "DRUG",
        "OTHER"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 109,
      "start_date": "2017-05-31",
      "completion_date": "2023-02-16",
      "has_results": false,
      "last_update_posted_date": "2023-02-23",
      "last_synced_at": "2026-09-04T09:07:13.110Z",
      "location_count": 2,
      "location_summary": "Gainesville, Florida • Tampa, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02962050"
    },
    {
      "nct_id": "NCT01907321",
      "title": "Cough and Swallow Rehab Following Stroke",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Ischemic Stroke"
      ],
      "interventions": [
        {
          "name": "Expiratory muscle strength training",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Placebo expiratory training",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Measures performed on all subjects",
          "type": "DRUG"
        },
        {
          "name": "Pulmonary function test",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Fluoroscopic swallow study",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "50 Years to 85 Years"
      },
      "enrollment_count": 14,
      "start_date": "2011-01",
      "completion_date": "2015-04",
      "has_results": true,
      "last_update_posted_date": "2017-01-27",
      "last_synced_at": "2026-09-04T09:07:13.110Z",
      "location_count": 2,
      "location_summary": "Gainesville, Florida • Jacksonville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01907321"
    },
    {
      "nct_id": "NCT02183519",
      "title": "Respiratory Kinematics of Cough in Healthy Older Adults and Parkinson's Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Cough",
        "Parkinson's Disease"
      ],
      "interventions": [
        {
          "name": "Capsaicin",
          "type": "DRUG"
        },
        {
          "name": "Voluntary cough test",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "55 Years to 85 Years"
      },
      "enrollment_count": 44,
      "start_date": "2014-10",
      "completion_date": "2015-08",
      "has_results": true,
      "last_update_posted_date": "2017-03-24",
      "last_synced_at": "2026-09-04T09:07:13.110Z",
      "location_count": 2,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02183519"
    },
    {
      "nct_id": "NCT04773184",
      "title": "Improving Diagnostic Standards in Dysphagia",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Dysphagia"
      ],
      "interventions": [
        {
          "name": "Fiberoptic Endoscopic Evaluation of Swallowing",
          "type": "PROCEDURE"
        },
        {
          "name": "Videofluoroscopic Swallowing Study",
          "type": "PROCEDURE"
        },
        {
          "name": "Voluntary Peak Cough Flow Testing",
          "type": "PROCEDURE"
        },
        {
          "name": "Iowa Oral Performance Instrument",
          "type": "PROCEDURE"
        },
        {
          "name": "Capsaicin Challenge",
          "type": "PROCEDURE"
        },
        {
          "name": "Pulmonary Function Testing",
          "type": "PROCEDURE"
        },
        {
          "name": "Voicing Tasks",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 46,
      "start_date": "2021-04-27",
      "completion_date": "2023-09-23",
      "has_results": false,
      "last_update_posted_date": "2024-01-17",
      "last_synced_at": "2026-09-04T09:07:13.110Z",
      "location_count": 1,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04773184"
    },
    {
      "nct_id": "NCT03122145",
      "title": "Normal Breathing and Swallowing in Healthy Volunteers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Capsaicin",
          "type": "DRUG"
        },
        {
          "name": "Videofluoroscopic swallow study",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 49,
      "start_date": "2017-05-23",
      "completion_date": "2019-02-28",
      "has_results": true,
      "last_update_posted_date": "2021-01-14",
      "last_synced_at": "2026-09-04T09:07:13.110Z",
      "location_count": 1,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03122145"
    }
  ]
}