{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Signs+and+Symptoms%2C+Respiratory&page=47",
    "query": {
      "condition": "Signs and Symptoms, Respiratory",
      "page": 47
    },
    "page_size": 10
  },
  "pagination": {
    "page": 47,
    "page_size": 10,
    "total_count": 4709,
    "total_pages": 471,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Signs+and+Symptoms%2C+Respiratory&page=48&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Signs+and+Symptoms%2C+Respiratory&page=46&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-25T23:43:15.263Z",
  "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": "NCT00458926",
      "title": "Enhancing Utilization of Non-Invasive Positive Pressure Ventilation in Critical Care",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "COPD",
        "Congestive Heart Failure",
        "Asthma",
        "Respiratory Distress Syndrome, Adult",
        "Pneumonia"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Tufts 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": 800,
      "start_date": "2003-11",
      "completion_date": "2009-12",
      "has_results": false,
      "last_update_posted_date": "2023-02-03",
      "last_synced_at": "2026-10-25T23:43:15.263Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00458926"
    },
    {
      "nct_id": "NCT05747508",
      "title": "A Study to Assess Pulsed Inhaled Nitric Oxide in Subjects With Pulmonary Hypertension Associated With Pulmonary Fibrosis",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Pulmonary Fibrosis",
        "Pulmonary Hypertension"
      ],
      "interventions": [
        {
          "name": "INOpulse®",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Placebo",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Long Term Follow Up",
          "type": "COMBINATION_PRODUCT"
        }
      ],
      "intervention_types": [
        "COMBINATION_PRODUCT"
      ],
      "sponsor": "Bellerophon",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 85,
      "start_date": "2017-12-29",
      "completion_date": "2023-12",
      "has_results": false,
      "last_update_posted_date": "2023-02-28",
      "last_synced_at": "2026-10-25T23:43:15.263Z",
      "location_count": 23,
      "location_summary": "Phoenix, Arizona • Los Angeles, California • Sacramento, California + 19 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05747508"
    },
    {
      "nct_id": "NCT00782210",
      "title": "12 / 48 Week Pivotal PFT vs PBO in COPD I",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pulmonary Disease, Chronic Obstructive"
      ],
      "interventions": [
        {
          "name": "Olodaterol (BI1744)",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Boehringer Ingelheim",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 625,
      "start_date": "2008-11",
      "completion_date": null,
      "has_results": true,
      "last_update_posted_date": "2014-06-09",
      "last_synced_at": "2026-10-25T23:43:15.263Z",
      "location_count": 21,
      "location_summary": "Jasper, Alabama • Berkeley, California • Los Angeles, California + 17 more",
      "locations": [
        {
          "city": "Jasper",
          "state": "Alabama"
        },
        {
          "city": "Berkeley",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Fort Collins",
          "state": "Colorado"
        },
        {
          "city": "Stamford",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00782210"
    },
    {
      "nct_id": "NCT04477460",
      "title": "Effect of Thickened Feeds on Clinical Outcomes in Children With Brief Resolved Unexplained Event",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Brief Resolved Unexplained Event",
        "Apparent Life Threatening Event",
        "Oropharyngeal Dysphagia"
      ],
      "interventions": [
        {
          "name": "Thickened feeds",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Non-thickened feeds",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Boston Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "0 Months",
        "maximum_age": "12 Months",
        "sex": "ALL",
        "summary": "0 Months to 12 Months"
      },
      "enrollment_count": 250,
      "start_date": "2021-04-01",
      "completion_date": "2027-08-31",
      "has_results": false,
      "last_update_posted_date": "2026-10-22",
      "last_synced_at": "2026-10-25T23:43:15.263Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04477460"
    },
    {
      "nct_id": "NCT04351880",
      "title": "Meals MATTER: A Trial of Medically Tailored Meals 2 Weeks vs. 4 Weeks Post Hospital Discharge",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure",
        "Copd",
        "Liver Failure",
        "Diabetes Mellitus",
        "Cancer",
        "End Stage Renal Disease"
      ],
      "interventions": [
        {
          "name": "Medically Tailored Meals",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Kaiser Permanente",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 650,
      "start_date": "2020-04-16",
      "completion_date": "2021-12-31",
      "has_results": false,
      "last_update_posted_date": "2022-02-17",
      "last_synced_at": "2026-10-25T23:43:15.263Z",
      "location_count": 2,
      "location_summary": "Denver, Colorado • Lafayette, Colorado",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Lafayette",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04351880"
    },
    {
      "nct_id": "NCT06208943",
      "title": "Neural and Cognitive Consequences of COVID-19 Survival",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "COVID Long-Haul",
        "COVID-19",
        "COVID-19 Pandemic",
        "Brain Fog",
        "Memory Deficits",
        "Concentration Ability Impaired",
        "Fatigue"
      ],
      "interventions": [
        {
          "name": "cross-sectional MRI and EEG assessments (NO INTERVENTION)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "San Francisco Veterans Affairs Medical Center",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 150,
      "start_date": "2021-10-01",
      "completion_date": "2025-09-30",
      "has_results": false,
      "last_update_posted_date": "2024-04-12",
      "last_synced_at": "2026-10-25T23:43:15.263Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06208943"
    },
    {
      "nct_id": "NCT01957150",
      "title": "Study Evaluating the Effect of Fluticasone Furoate/ Vilanterol (FF/VI) Inhalation Powder Compared With Vilanterol (VI) Inhalation Powder on Bone Mineral Density (BMD) in Subjects With Chronic Obstructive Pulmonary Disease (COPD).",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Pulmonary Disease, Chronic Obstructive"
      ],
      "interventions": [
        {
          "name": "Fluticasone Furoate/Vilanterol",
          "type": "DRUG"
        },
        {
          "name": "Vilanterol",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 283,
      "start_date": "2014-01-28",
      "completion_date": "2018-03-26",
      "has_results": true,
      "last_update_posted_date": "2019-04-10",
      "last_synced_at": "2026-10-25T23:43:15.263Z",
      "location_count": 17,
      "location_summary": "Jasper, Alabama • Phoenix, Arizona • Fort Lauderdale, Florida + 14 more",
      "locations": [
        {
          "city": "Jasper",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Fort Lauderdale",
          "state": "Florida"
        },
        {
          "city": "Lawrenceville",
          "state": "Georgia"
        },
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01957150"
    },
    {
      "nct_id": "NCT02462590",
      "title": "Probiotics to Prevent Severe Pneumonia and Endotracheal Colonization Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Ventilator Associated Pneumonia",
        "Infections",
        "C-Difficile",
        "Antibiotic-associated Diarrhea",
        "Diarrhea"
      ],
      "interventions": [
        {
          "name": "L. rhamnosus GG - Probiotic",
          "type": "DRUG"
        },
        {
          "name": "Placebo - Microcrystalline Cellulose",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "McMaster University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2650,
      "start_date": "2015-06",
      "completion_date": "2020-11-17",
      "has_results": false,
      "last_update_posted_date": "2020-12-17",
      "last_synced_at": "2026-10-25T23:43:15.263Z",
      "location_count": 2,
      "location_summary": "Rochester, Minnesota • St Louis, Missouri",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02462590"
    },
    {
      "nct_id": "NCT01316913",
      "title": "24-week Trial Comparing GSK573719/GW642444 With GSK573719 and With Tiotropium in Chronic Obstructive Pulmonary Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pulmonary Disease, Chronic Obstructive"
      ],
      "interventions": [
        {
          "name": "GSK573719/GW642444 125/25",
          "type": "DRUG"
        },
        {
          "name": "GSK573719/GW642444 62.5/25",
          "type": "DRUG"
        },
        {
          "name": "GSK573719",
          "type": "DRUG"
        },
        {
          "name": "tiotropium bromide",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 872,
      "start_date": "2011-03",
      "completion_date": "2012-04",
      "has_results": true,
      "last_update_posted_date": "2017-04-04",
      "last_synced_at": "2026-10-25T23:43:15.263Z",
      "location_count": 20,
      "location_summary": "Jasper, Alabama • Mobile, Alabama • Huntington Beach, California + 17 more",
      "locations": [
        {
          "city": "Jasper",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Huntington Beach",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Clearwater",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01316913"
    },
    {
      "nct_id": "NCT06960759",
      "title": "Mechanisms of Change in Behavioral Cough Suppression Therapy for Refractory Chronic Cough",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Chronic Cough (CC)",
        "Refractory Chronic Cough",
        "Unexplained Chronic Cough"
      ],
      "interventions": [
        {
          "name": "BCS+inactive",
          "type": "BEHAVIORAL"
        },
        {
          "name": "BCS+active",
          "type": "COMBINATION_PRODUCT"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "COMBINATION_PRODUCT"
      ],
      "sponsor": "University of Montana",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 135,
      "start_date": "2026-08-13",
      "completion_date": "2030-03-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-18",
      "last_synced_at": "2026-10-25T23:43:15.263Z",
      "location_count": 3,
      "location_summary": "Aurora, Colorado • Atlanta, Georgia • Missoula, Montana",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Missoula",
          "state": "Montana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06960759"
    }
  ]
}