{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Signs+and+Symptoms%2C+Respiratory&page=21",
    "query": {
      "condition": "Signs and Symptoms, Respiratory",
      "page": 21
    },
    "page_size": 10
  },
  "pagination": {
    "page": 21,
    "page_size": 10,
    "total_count": 4708,
    "total_pages": 471,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Signs+and+Symptoms%2C+Respiratory&page=22&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Signs+and+Symptoms%2C+Respiratory&page=20&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-16T15:16:42.972Z",
  "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": "NCT03095456",
      "title": "Revefenacin Peak Inspiratory Flow Rate (PIFR) Study in COPD",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Chronic Obstructive Pulmonary Disease, COPD",
        "Low Peak Inspiratory Flow Rate (PIFR)"
      ],
      "interventions": [
        {
          "name": "Revefenacin",
          "type": "DRUG"
        },
        {
          "name": "Spiriva Handihaler®",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Placebo for Revefenacin",
          "type": "DRUG"
        },
        {
          "name": "Placebo for Spiriva Handihaler®",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "COMBINATION_PRODUCT"
      ],
      "sponsor": "Mylan Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 207,
      "start_date": "2017-03-27",
      "completion_date": "2017-11-25",
      "has_results": true,
      "last_update_posted_date": "2022-02-24",
      "last_synced_at": "2026-10-16T15:16:42.972Z",
      "location_count": 1,
      "location_summary": "Rock Hill, South Carolina",
      "locations": [
        {
          "city": "Rock Hill",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03095456"
    },
    {
      "nct_id": "NCT01102777",
      "title": "Stepping up to Health - for Veterans With Chronic Obstructive Pulmonary Disease (COPD)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Obstructive Pulmonary Disease (COPD)"
      ],
      "interventions": [
        {
          "name": "automated internet-mediated walking program",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Usual Care",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 307,
      "start_date": "2011-12",
      "completion_date": "2014-01",
      "has_results": true,
      "last_update_posted_date": "2016-06-07",
      "last_synced_at": "2026-10-16T15:16:42.972Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01102777"
    },
    {
      "nct_id": "NCT03251157",
      "title": "Dietary Intake in Adults From the GA2LEN Folow-up Survey",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Asthma",
        "Lung Function Decreased",
        "Food Allergy",
        "Allergic Sensitisation",
        "Allergic Rhinitis",
        "COPD",
        "Atopy"
      ],
      "interventions": [
        {
          "name": "Dietary intake of various nutrients, foods and biocompounds",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Johns Hopkins Bloomberg School of Public Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "15 Years to 75 Years"
      },
      "enrollment_count": 3500,
      "start_date": "2007-01-01",
      "completion_date": "2010-12-31",
      "has_results": false,
      "last_update_posted_date": "2017-08-16",
      "last_synced_at": "2026-10-16T15:16:42.972Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03251157"
    },
    {
      "nct_id": "NCT02538601",
      "title": "Enhanced Smoking Cessation Intervention for Smokers Exposed to the World Trade Center (WTC) Disaster",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cigarette Smoking",
        "Post Traumatic Stress Disorder",
        "Signs and Symptoms, Respiratory"
      ],
      "interventions": [
        {
          "name": "CBT-A",
          "type": "BEHAVIORAL"
        },
        {
          "name": "CBT-S",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Stony Brook University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 90,
      "start_date": "2012-02",
      "completion_date": "2014-11",
      "has_results": false,
      "last_update_posted_date": "2015-09-02",
      "last_synced_at": "2026-10-16T15:16:42.972Z",
      "location_count": 1,
      "location_summary": "Stony Brook, New York",
      "locations": [
        {
          "city": "Stony Brook",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02538601"
    },
    {
      "nct_id": "NCT05716022",
      "title": "Hiatal Hernia and Pulmonary Involvement",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hiatal Hernia",
        "Interstitial Lung Disease"
      ],
      "interventions": [
        {
          "name": "Blood Collection",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Bronchoscopy",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "University of Virginia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 14,
      "start_date": "2023-01-05",
      "completion_date": "2025-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-03-16",
      "last_synced_at": "2026-10-16T15:16:42.972Z",
      "location_count": 1,
      "location_summary": "Charlottesville, Virginia",
      "locations": [
        {
          "city": "Charlottesville",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05716022"
    },
    {
      "nct_id": "NCT05557045",
      "title": "A Study of JZP815 Oral Capsules in Adult Participants With Advanced or Metastatic Solid Tumors Harboring Mitogen Activated Protein Kinase (MAPK) Pathway Alterations to Investigate the Safety, Dosing, and Antitumor Activity of JZP815",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Advanced Cancer",
        "Metastatic Cancer",
        "Solid Tumor",
        "Melanoma",
        "Non-small Cell Lung Cancer (NSCLC)",
        "Colorectal Cancer (CRC)",
        "Anaplastic Thyroid Cancer (ATC)"
      ],
      "interventions": [
        {
          "name": "JZP815",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Jazz Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 98,
      "start_date": "2022-10-10",
      "completion_date": "2028-04-01",
      "has_results": false,
      "last_update_posted_date": "2026-09-10",
      "last_synced_at": "2026-10-16T15:16:42.972Z",
      "location_count": 15,
      "location_summary": "Los Angeles, California • Denver, Colorado • Orlando, Florida + 10 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Sarasota",
          "state": "Florida"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05557045"
    },
    {
      "nct_id": "NCT02714595",
      "title": "Study of Cefiderocol (S-649266) or Best Available Therapy for the Treatment of Severe Infections Caused by Carbapenem-resistant Gram-negative Pathogens",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Healthcare-associated Pneumonia (HCAP)",
        "Bloodstream Infections (BSI)",
        "Hospital Acquired Pneumonia (HAP)",
        "Complicated Urinary Tract Infection (cUTI)",
        "Sepsis",
        "Ventilator Associated Pneumonia (VAP)"
      ],
      "interventions": [
        {
          "name": "Cefiderocol",
          "type": "DRUG"
        },
        {
          "name": "Best Available Therapy",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Shionogi",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 152,
      "start_date": "2016-09-07",
      "completion_date": "2019-04-22",
      "has_results": true,
      "last_update_posted_date": "2021-01-12",
      "last_synced_at": "2026-10-16T15:16:42.972Z",
      "location_count": 6,
      "location_summary": "Hartford, Connecticut • Newark, Delaware • Chicago, Illinois + 3 more",
      "locations": [
        {
          "city": "Hartford",
          "state": "Connecticut"
        },
        {
          "city": "Newark",
          "state": "Delaware"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "New Orleans",
          "state": "Louisiana"
        },
        {
          "city": "Detroit",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02714595"
    },
    {
      "nct_id": "NCT01372995",
      "title": "Vitamin D in Ventilated ICU Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Respiratory Failure"
      ],
      "interventions": [
        {
          "name": "Enteral Vitamin D3 50,000 IU",
          "type": "DRUG"
        },
        {
          "name": "Enteral Vitamin D3 100,000IU",
          "type": "DRUG"
        },
        {
          "name": "Inactive substance",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 31,
      "start_date": "2011-07",
      "completion_date": "2014-04",
      "has_results": true,
      "last_update_posted_date": "2017-01-09",
      "last_synced_at": "2026-10-16T15:16:42.972Z",
      "location_count": 2,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01372995"
    },
    {
      "nct_id": "NCT06152653",
      "title": "The Effects of Positive Airway Pressure on the Mucolytic Effects of NAC (TEAM)",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Asthma",
        "COPD"
      ],
      "interventions": [
        {
          "name": "n-acetylcystine (NAC)+ albuterol",
          "type": "DRUG"
        },
        {
          "name": "AeroEclipse-VersaPAP System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 40,
      "start_date": "2024-04-09",
      "completion_date": "2027-04",
      "has_results": false,
      "last_update_posted_date": "2026-08-13",
      "last_synced_at": "2026-10-16T15:16:42.972Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06152653"
    },
    {
      "nct_id": "NCT01126437",
      "title": "Comparison of Tiotropium in the HandiHaler Versus the Respimat in Chronic Obstructive Pulmonary Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pulmonary Disease, Chronic Obstructive"
      ],
      "interventions": [
        {
          "name": "tiotropium 18 mcg",
          "type": "DRUG"
        },
        {
          "name": "tiotropium 1.25 mcg (2 actuations/day)",
          "type": "DRUG"
        },
        {
          "name": "tiotropium 2.5 mcg (2 actuations/day)",
          "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": 17183,
      "start_date": "2010-05",
      "completion_date": "2013-05",
      "has_results": true,
      "last_update_posted_date": "2014-06-20",
      "last_synced_at": "2026-10-16T15:16:42.972Z",
      "location_count": 303,
      "location_summary": "Athens, Alabama • Birmingham, Alabama • Florence, Alabama + 243 more",
      "locations": [
        {
          "city": "Athens",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01126437"
    }
  ]
}