{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Pulmonary+function+tests&page=21",
    "query": {
      "intervention": "Pulmonary function tests",
      "page": 21
    },
    "page_size": 10
  },
  "pagination": {
    "page": 21,
    "page_size": 10,
    "total_count": 610,
    "total_pages": 61,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Pulmonary+function+tests&page=22&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Pulmonary+function+tests&page=20&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-19T23:38:33.997Z",
  "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": "NCT04521777",
      "title": "Studying Changes in Physical Function Measures in Stem Cell Transplant Patients at Risk for Steroid Myopathy",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Acute Graft Versus Host Disease"
      ],
      "interventions": [
        {
          "name": "Exercise Intervention",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Physical Performance Testing",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 24,
      "start_date": "2015-10-01",
      "completion_date": "2021-03-18",
      "has_results": true,
      "last_update_posted_date": "2021-04-20",
      "last_synced_at": "2026-10-19T23:38:33.997Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04521777"
    },
    {
      "nct_id": "NCT06098287",
      "title": "Residential Ventilation Systems and Filtration for Asthma Control in Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Asthma",
        "Pollution; Exposure"
      ],
      "interventions": [
        {
          "name": "Residential mechanical ventilation system (Exhaust)",
          "type": "DEVICE"
        },
        {
          "name": "Residential mechanical ventilation system (CFIS) and air filtration upgrades",
          "type": "DEVICE"
        },
        {
          "name": "Residential mechanical ventilation system (ERV) and air filtration upgrades",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Illinois Institute of Technology",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 51,
      "start_date": "2017-01-01",
      "completion_date": "2020-11-30",
      "has_results": false,
      "last_update_posted_date": "2023-10-24",
      "last_synced_at": "2026-10-19T23:38:33.997Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06098287"
    },
    {
      "nct_id": "NCT01262625",
      "title": "Randomized Evaluation of Patients With Stable Angina Comparing Diagnostic Examinations",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chest Pain",
        "Stable Angina Pectoris, CCS Class I to III",
        "Angina Equivalent",
        "Coronary Artery Disease"
      ],
      "interventions": [
        {
          "name": "CCTA",
          "type": "DEVICE"
        },
        {
          "name": "SPECT MPI/ICA",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "American College of Radiology",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 1050,
      "start_date": "2011-05-20",
      "completion_date": "2015-02",
      "has_results": true,
      "last_update_posted_date": "2023-12-26",
      "last_synced_at": "2026-10-19T23:38:33.997Z",
      "location_count": 3,
      "location_summary": "Decatur, Georgia • Detroit, Michigan • Salem, Virginia",
      "locations": [
        {
          "city": "Decatur",
          "state": "Georgia"
        },
        {
          "city": "Detroit",
          "state": "Michigan"
        },
        {
          "city": "Salem",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01262625"
    },
    {
      "nct_id": "NCT06016725",
      "title": "Online Dietary and Resistance Training to Improve Physical Function in Older Cancer Survivors, E-PROOF Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Anatomic Stage I Breast Cancer AJCC v8",
        "Anatomic Stage II Breast Cancer AJCC v8",
        "Anatomic Stage III Breast Cancer AJCC v8",
        "Stage I Colorectal Cancer AJCC v8",
        "Stage I Prostate Cancer AJCC v8",
        "Stage II Colorectal Cancer AJCC v8",
        "Stage II Prostate Cancer AJCC v8",
        "Stage III Colorectal Cancer AJCC v8",
        "Stage III Prostate Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Exercise Intervention",
          "type": "OTHER"
        },
        {
          "name": "Informational Intervention",
          "type": "OTHER"
        },
        {
          "name": "Nutritional Assessment",
          "type": "OTHER"
        },
        {
          "name": "Physical Performance Testing",
          "type": "OTHER"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Ohio State University Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 75,
      "start_date": "2023-08-28",
      "completion_date": "2025-06-05",
      "has_results": true,
      "last_update_posted_date": "2026-01-02",
      "last_synced_at": "2026-10-19T23:38:33.997Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06016725"
    },
    {
      "nct_id": "NCT05696782",
      "title": "Quick Start Durvalumab Following Chemoradiation for Stage III Nonsmall Cell Lung Cancer",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Nonsmall Cell Lung Cancer Stage III",
        "Unresectable Non-Small Cell Lung Carcinoma",
        "Nonsmall Cell Lung Cancer, Stage II"
      ],
      "interventions": [
        {
          "name": "Durvalumab",
          "type": "DRUG"
        },
        {
          "name": "the EORTC Core Quality of Life Questionnaire (EORTC QLQ-C30)",
          "type": "OTHER"
        },
        {
          "name": "COPD Assessment Test (CAT)",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Modified Medical Research Council (mMRC) dyspnea scale",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER",
        "DIAGNOSTIC_TEST"
      ],
      "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": 28,
      "start_date": "2023-07-26",
      "completion_date": "2027-04",
      "has_results": false,
      "last_update_posted_date": "2026-09-22",
      "last_synced_at": "2026-10-19T23:38:33.997Z",
      "location_count": 2,
      "location_summary": "Charlotte, North Carolina • Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Charlotte",
          "state": "North Carolina"
        },
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05696782"
    },
    {
      "nct_id": "NCT06644924",
      "title": "A Study Evaluating the Effect of Inhaled PT007(AS MDI) Versus Placebo MDI and Ventolin Evohaler on Lung Function in Adult Participants With Asthma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "Intervention: AS MDI",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Intervention: Ventolin Evohaler",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Intervention: Placebo matching AS MDI",
          "type": "COMBINATION_PRODUCT"
        }
      ],
      "intervention_types": [
        "COMBINATION_PRODUCT"
      ],
      "sponsor": "AstraZeneca",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 118,
      "start_date": "2025-02-10",
      "completion_date": "2025-06-04",
      "has_results": true,
      "last_update_posted_date": "2026-08-27",
      "last_synced_at": "2026-10-19T23:38:33.997Z",
      "location_count": 22,
      "location_summary": "Encinitas, California • Lancaster, California • Los Angeles, California + 19 more",
      "locations": [
        {
          "city": "Encinitas",
          "state": "California"
        },
        {
          "city": "Lancaster",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Newport Beach",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06644924"
    },
    {
      "nct_id": "NCT02774226",
      "title": "Long Term Nitric Oxide Bioavailability on Vascular Health in Chronic Obstructive Pulmonary Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Chronic Obstructive Pulmonary Disease (COPD)"
      ],
      "interventions": [
        {
          "name": "Tetrahydrobiopterin (BH4)",
          "type": "DRUG"
        },
        {
          "name": "Antioxidant Cocktail",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Augusta University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 15,
      "start_date": "2015-09",
      "completion_date": "2018-07-30",
      "has_results": true,
      "last_update_posted_date": "2021-02-23",
      "last_synced_at": "2026-10-19T23:38:33.997Z",
      "location_count": 1,
      "location_summary": "Augusta, Georgia",
      "locations": [
        {
          "city": "Augusta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02774226"
    },
    {
      "nct_id": "NCT00507676",
      "title": "Lung Function and Structure in Healthy Infants and Infants With Recurrent Wheezing",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Asthma",
        "Wheezing",
        "Infant"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Indiana University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Months",
        "maximum_age": "2 Years",
        "sex": "ALL",
        "summary": "2 Months to 2 Years"
      },
      "enrollment_count": 220,
      "start_date": "2000-10",
      "completion_date": "2007-12",
      "has_results": false,
      "last_update_posted_date": "2012-03-30",
      "last_synced_at": "2026-10-19T23:38:33.997Z",
      "location_count": 1,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00507676"
    },
    {
      "nct_id": "NCT06526585",
      "title": "Stress Management Program",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stress",
        "Anxiety"
      ],
      "interventions": [
        {
          "name": "Cyclic Sighing Breathing",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Box Breathing",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Hypnosis",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Audiobook",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 80,
      "start_date": "2025-03-12",
      "completion_date": "2026-11-12",
      "has_results": false,
      "last_update_posted_date": "2026-09-30",
      "last_synced_at": "2026-10-19T23:38:33.997Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06526585"
    },
    {
      "nct_id": "NCT05889767",
      "title": "Exercise-Induced Gut Permeability in Normal-weight Obesity",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Normal-weight Obesity",
        "Obesity"
      ],
      "interventions": [
        {
          "name": "Exercise tests (VO2 max test and 45-minute exercise session at 65% VO2 max)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Oklahoma State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 30,
      "start_date": "2023-01-10",
      "completion_date": "2023-08-01",
      "has_results": false,
      "last_update_posted_date": "2023-06-05",
      "last_synced_at": "2026-10-19T23:38:33.997Z",
      "location_count": 1,
      "location_summary": "Stillwater, Oklahoma",
      "locations": [
        {
          "city": "Stillwater",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05889767"
    }
  ]
}