{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Lung+Function+Decreased",
    "query": {
      "condition": "Lung Function Decreased"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 90,
    "total_pages": 9,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Lung+Function+Decreased&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-06-11T07:06:04.171Z",
  "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": "NCT02903173",
      "title": "An Observational Study of Post-cesarean Delivery Respiratory Patterns Using a Non-invasive Minute Ventilation Monitor (Exspiron ™ System)",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pregnancy",
        "Analgesia",
        "Respiratory Depression",
        "Obstructive Sleep Apnea",
        "Postpartum"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 54,
      "start_date": "2015-02",
      "completion_date": "2018-06-27",
      "has_results": false,
      "last_update_posted_date": "2019-09-24",
      "last_synced_at": "2026-06-11T07:06:04.171Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02903173"
    },
    {
      "nct_id": "NCT01839461",
      "title": "Pharmacogenetic Morphine Spine Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pain"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Children's Hospital Medical Center, Cincinnati",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "10 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "10 Years to 18 Years"
      },
      "enrollment_count": 137,
      "start_date": "2009-07",
      "completion_date": "2019-04-02",
      "has_results": false,
      "last_update_posted_date": "2019-10-07",
      "last_synced_at": "2026-06-11T07:06:04.171Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01839461"
    },
    {
      "nct_id": "NCT01181843",
      "title": "Incidence of Respiratory Depression in Cesarean Section",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Respiratory Depression",
        "Postoperative Pain"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Wake Forest University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 55 Years · Female only"
      },
      "enrollment_count": 100,
      "start_date": "2010-07",
      "completion_date": "2014-06",
      "has_results": false,
      "last_update_posted_date": "2017-11-08",
      "last_synced_at": "2026-06-11T07:06:04.171Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01181843"
    },
    {
      "nct_id": "NCT03522480",
      "title": "The Effectiveness of the Jamboxx Respiratory Therapy Device: Study 2",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cystic Fibrosis in Children"
      ],
      "interventions": [
        {
          "name": "Jamboxx Respiratory Therapy Device",
          "type": "DEVICE"
        },
        {
          "name": "Autogenic Draining Training",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "My Music Machines Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "5 Years to 17 Years"
      },
      "enrollment_count": 0,
      "start_date": "2019-01-30",
      "completion_date": "2019-08-31",
      "has_results": false,
      "last_update_posted_date": "2020-09-02",
      "last_synced_at": "2026-06-11T07:06:04.171Z",
      "location_count": 1,
      "location_summary": "Albany, New York",
      "locations": [
        {
          "city": "Albany",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03522480"
    },
    {
      "nct_id": "NCT05922020",
      "title": "Hyperoxia on Ventilation During Recovery From General Anesthesia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Ventilatory Depression",
        "Postoperative Respiratory Failure"
      ],
      "interventions": [
        {
          "name": "Oxygen gas",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "20 Years to 90 Years"
      },
      "enrollment_count": 10,
      "start_date": "2023-08-08",
      "completion_date": "2023-12-12",
      "has_results": false,
      "last_update_posted_date": "2024-03-13",
      "last_synced_at": "2026-06-11T07:06:04.171Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05922020"
    },
    {
      "nct_id": "NCT03938259",
      "title": "Effect of Opioids on Ventilation in Children With Obstructive Sleep Apnea",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Respiratory Depression",
        "Obstructive Sleep Apnea"
      ],
      "interventions": [
        {
          "name": "Fentanyl",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Baylor College of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "8 Years",
        "sex": "ALL",
        "summary": "2 Years to 8 Years"
      },
      "enrollment_count": 52,
      "start_date": "2019-07-01",
      "completion_date": "2020-08-30",
      "has_results": true,
      "last_update_posted_date": "2024-07-26",
      "last_synced_at": "2026-06-11T07:06:04.171Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03938259"
    },
    {
      "nct_id": "NCT07356310",
      "title": "Body Composition Related Evaluation of Airway Tone and Hyper-rEactivity Using Oscillometry",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Breathing",
        "Lung Function Decreased",
        "Asthma (Diagnosis)",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Oscillometer",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Rochester",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2026-02-17",
      "completion_date": "2027-11-01",
      "has_results": false,
      "last_update_posted_date": "2026-04-13",
      "last_synced_at": "2026-06-11T07:06:04.171Z",
      "location_count": 1,
      "location_summary": "Rochester, New York",
      "locations": [
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07356310"
    },
    {
      "nct_id": "NCT02063828",
      "title": "Reducing Lung Cancer-Related Anxiety (RELAX)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Lung Cancer"
      ],
      "interventions": [
        {
          "name": "Group A - Device guided breathing low dose",
          "type": "DEVICE"
        },
        {
          "name": "Group B - Device guided breathing high dose",
          "type": "DEVICE"
        },
        {
          "name": "Group C - Usual Breathing Control Group",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 46,
      "start_date": "2015-07-30",
      "completion_date": "2019-12-23",
      "has_results": true,
      "last_update_posted_date": "2021-03-05",
      "last_synced_at": "2026-06-11T07:06:04.171Z",
      "location_count": 11,
      "location_summary": "Rehoboth Beach, Delaware • Wichita, Kansas • Coon Rapids, Minnesota + 7 more",
      "locations": [
        {
          "city": "Rehoboth Beach",
          "state": "Delaware"
        },
        {
          "city": "Wichita",
          "state": "Kansas"
        },
        {
          "city": "Wichita",
          "state": "Kansas"
        },
        {
          "city": "Coon Rapids",
          "state": "Minnesota"
        },
        {
          "city": "Edina",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02063828"
    },
    {
      "nct_id": "NCT02133586",
      "title": "Effects of Sequential Exposure to Nitrogen Dioxide and Ozone in Healthy Adult Human Volunteers.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Respiratory Depression"
      ],
      "interventions": [
        {
          "name": "Ozone",
          "type": "OTHER"
        },
        {
          "name": "Nitrogen dioxide",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Environmental Protection Agency (EPA)",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "18 Years to 40 Years"
      },
      "enrollment_count": 54,
      "start_date": "2014-01",
      "completion_date": "2016-01",
      "has_results": false,
      "last_update_posted_date": "2020-08-17",
      "last_synced_at": "2026-06-11T07:06:04.171Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02133586"
    },
    {
      "nct_id": "NCT05391555",
      "title": "Pupillary Unrest as an Indicator of Central Opioid Effect in Subjects 40-60 Years of Age",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Opioid Toxicity",
        "Pupillary Miosis",
        "Respiratory Depression"
      ],
      "interventions": [
        {
          "name": "Remifentanil Hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Pupillometry measurement",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "40 Years to 60 Years"
      },
      "enrollment_count": 10,
      "start_date": "2022-10-01",
      "completion_date": "2023-06-03",
      "has_results": true,
      "last_update_posted_date": "2025-05-02",
      "last_synced_at": "2026-06-11T07:06:04.171Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05391555"
    }
  ]
}