{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+%28via+DPI%29",
    "query": {
      "intervention": "Placebo (via DPI)"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 30,
    "total_pages": 3,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+%28via+DPI%29&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-27T01:57:51.278Z",
  "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": "NCT03622112",
      "title": "A Study to Assess the Efficacy and Safety of Multiple Dose Levels of AZD7594 Administered Once Daily by Inhalation in Asthmatic Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "AZD7594 DPI 55μg/50μg.",
          "type": "DRUG"
        },
        {
          "name": "AZD7594 DPI 99 µg/90 µg",
          "type": "DRUG"
        },
        {
          "name": "AZD7594 DPI 198 µg/180 µg",
          "type": "DRUG"
        },
        {
          "name": "AZD7594 DPI 396 µg/360 µg once daily.",
          "type": "DRUG"
        },
        {
          "name": "AZD7594 DPI 792 µg/720 µg",
          "type": "DRUG"
        },
        {
          "name": "Placebo for AZD7594 once daily.",
          "type": "DRUG"
        },
        {
          "name": "FF 100 µg once daily (open-label)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "AstraZeneca",
      "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": 808,
      "start_date": "2019-01-02",
      "completion_date": "2019-09-30",
      "has_results": true,
      "last_update_posted_date": "2020-11-27",
      "last_synced_at": "2026-09-27T01:57:51.278Z",
      "location_count": 21,
      "location_summary": "Sheffield, Alabama • Phoenix, Arizona • Fullerton, California + 18 more",
      "locations": [
        {
          "city": "Sheffield",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Fullerton",
          "state": "California"
        },
        {
          "city": "Gold River",
          "state": "California"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03622112"
    },
    {
      "nct_id": "NCT01426009",
      "title": "Study to Investigate the Dose Response, Safety and Efficacy of Nebulized EP-101(SUN101) in Patients With Chronic Obstructive Pulmonary Disease (COPD): GOLDEN-1 Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Chronic Obstructive Pulmonary Disease"
      ],
      "interventions": [
        {
          "name": "EP-101 via nebulizer (eFlow®) 25 ug",
          "type": "DRUG"
        },
        {
          "name": "EP-101 via nebulizer (eFlow®) 50 ug",
          "type": "DRUG"
        },
        {
          "name": "EP-101 via nebulizer (eFlow®) 100 ug",
          "type": "DRUG"
        },
        {
          "name": "Placebo EP-101",
          "type": "DRUG"
        },
        {
          "name": "Tiotropium bromide via (Spiriva® Handihaler®)",
          "type": "DRUG"
        },
        {
          "name": "Ipratropium bromide Inhalation Solution via Handihaler® DPI",
          "type": "DRUG"
        },
        {
          "name": "EP-101 via nebulizer (eFlow®) 200 ug",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sunovion Respiratory Development Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "40 Years to 75 Years"
      },
      "enrollment_count": 140,
      "start_date": "2011-08",
      "completion_date": "2011-12",
      "has_results": true,
      "last_update_posted_date": "2018-05-09",
      "last_synced_at": "2026-09-27T01:57:51.278Z",
      "location_count": 10,
      "location_summary": "Phoenix, Arizona • Los Angeles, California • DeLand, Florida + 7 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "DeLand",
          "state": "Florida"
        },
        {
          "city": "Madisonville",
          "state": "Kentucky"
        },
        {
          "city": "North Dartmouth",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01426009"
    },
    {
      "nct_id": "NCT01854645",
      "title": "Efficacy and Safety of PT003, PT005, and PT001 in Subjects With Moderate to Very Severe Chronic Obstructive Pulmonary Disease (COPD); (PINNACLE 1)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Chronic Obstructive Pulmonary Disease"
      ],
      "interventions": [
        {
          "name": "GFF MDI",
          "type": "DRUG"
        },
        {
          "name": "GP MDI",
          "type": "DRUG"
        },
        {
          "name": "FF MDI",
          "type": "DRUG"
        },
        {
          "name": "Open-label tiotropium bromide inhalation powder (Spiriva® Handihaler®)",
          "type": "DRUG"
        },
        {
          "name": "Placebo MDI",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pearl Therapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "40 Years to 80 Years"
      },
      "enrollment_count": 2103,
      "start_date": "2013-05",
      "completion_date": "2015-02",
      "has_results": true,
      "last_update_posted_date": "2017-03-28",
      "last_synced_at": "2026-09-27T01:57:51.278Z",
      "location_count": 121,
      "location_summary": "Andalusia, Alabama • Anniston, Alabama • Athens, Alabama + 118 more",
      "locations": [
        {
          "city": "Andalusia",
          "state": "Alabama"
        },
        {
          "city": "Anniston",
          "state": "Alabama"
        },
        {
          "city": "Athens",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Mesa",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01854645"
    },
    {
      "nct_id": "NCT02152605",
      "title": "A Phase IIIb Study to Evaluate the Efficacy of Umeclidinium/Vilanterol (UMEC/VI) in Subjects With Chronic Obstructive Pulmonary Disease (COPD)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pulmonary Disease, Chronic Obstructive"
      ],
      "interventions": [
        {
          "name": "UMEC/VI",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "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": 498,
      "start_date": "2014-09-01",
      "completion_date": "2015-03-05",
      "has_results": true,
      "last_update_posted_date": "2017-11-09",
      "last_synced_at": "2026-09-27T01:57:51.278Z",
      "location_count": 11,
      "location_summary": "Phoenix, Arizona • Upland, California • Clearwater, Florida + 8 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Upland",
          "state": "California"
        },
        {
          "city": "Clearwater",
          "state": "Florida"
        },
        {
          "city": "Saint Charles",
          "state": "Missouri"
        },
        {
          "city": "Anderson",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02152605"
    },
    {
      "nct_id": "NCT07344558",
      "title": "A Study to Evaluate Safety, Tolerability and Pharmacokinetics of MNKD-201 in Patients With Idiopathic Pulmonary Fibrosis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Idiopathic Pulmonary Fibrosis (IPF)"
      ],
      "interventions": [
        {
          "name": "MNKD-201(Nintedanib DPI)",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Mannkind Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "40 Years to 85 Years"
      },
      "enrollment_count": 27,
      "start_date": "2025-12-22",
      "completion_date": "2026-06-17",
      "has_results": false,
      "last_update_posted_date": "2026-07-22",
      "last_synced_at": "2026-09-27T01:57:51.278Z",
      "location_count": 9,
      "location_summary": "Fresno, California • Palm Springs, California • Doral, Florida + 5 more",
      "locations": [
        {
          "city": "Fresno",
          "state": "California"
        },
        {
          "city": "Palm Springs",
          "state": "California"
        },
        {
          "city": "Doral",
          "state": "Florida"
        },
        {
          "city": "Hialeah",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07344558"
    },
    {
      "nct_id": "NCT02291016",
      "title": "COPD Aerosol Study Comparing the Efficacy of Nebulizers Versus Dry Powder Inhalers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "COPD Exacerbation"
      ],
      "interventions": [
        {
          "name": "Formoterol",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "University of Tennessee Graduate School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 7,
      "start_date": "2015-02",
      "completion_date": "2016-03",
      "has_results": true,
      "last_update_posted_date": "2019-03-19",
      "last_synced_at": "2026-09-27T01:57:51.278Z",
      "location_count": 1,
      "location_summary": "Knoxville, Tennessee",
      "locations": [
        {
          "city": "Knoxville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02291016"
    },
    {
      "nct_id": "NCT01566773",
      "title": "PT001 MDI Versus Spiriva® in Patients With Moderate to Severe COPD",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Chronic Obstructive Pulmonary Disease"
      ],
      "interventions": [
        {
          "name": "PT001 MDI",
          "type": "DRUG"
        },
        {
          "name": "Tiotropium Bromide",
          "type": "DRUG"
        },
        {
          "name": "PT001 Placebo MDI",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pearl Therapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "40 Years to 80 Years"
      },
      "enrollment_count": 140,
      "start_date": "2012-03",
      "completion_date": "2012-08",
      "has_results": true,
      "last_update_posted_date": "2017-10-12",
      "last_synced_at": "2026-09-27T01:57:51.278Z",
      "location_count": 10,
      "location_summary": "Fullerton, California • Clearwater, Florida • Panama City, Florida + 7 more",
      "locations": [
        {
          "city": "Fullerton",
          "state": "California"
        },
        {
          "city": "Clearwater",
          "state": "Florida"
        },
        {
          "city": "Panama City",
          "state": "Florida"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Winter Park",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01566773"
    },
    {
      "nct_id": "NCT03478657",
      "title": "An Open-label Study to Evaluate Correct Use and Ease of Use of the ELLIPTA DPI in Pediatric Subjects With Asthma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "Placebo DPI",
          "type": "DRUG"
        },
        {
          "name": "ELLIPTA DPI",
          "type": "DEVICE"
        },
        {
          "name": "Ease of use questionnaires",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": "11 Years",
        "sex": "ALL",
        "summary": "5 Years to 11 Years"
      },
      "enrollment_count": 222,
      "start_date": "2018-06-18",
      "completion_date": "2018-12-07",
      "has_results": true,
      "last_update_posted_date": "2021-03-26",
      "last_synced_at": "2026-09-27T01:57:51.278Z",
      "location_count": 15,
      "location_summary": "Little Rock, Arkansas • Huntington Beach, California • Napa, California + 12 more",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Huntington Beach",
          "state": "California"
        },
        {
          "city": "Napa",
          "state": "California"
        },
        {
          "city": "Aventura",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03478657"
    },
    {
      "nct_id": "NCT00250679",
      "title": "Safety and Efficacy of Arformoterol Tartrate Inhalation Solution in Subjects With Chronic Obstructive Pulmonary Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Chronic Obstructive Pulmonary Disease",
        "Bronchitis",
        "Emphysema"
      ],
      "interventions": [
        {
          "name": "Arformoterol tartrate inhalation solution",
          "type": "DRUG"
        },
        {
          "name": "Arformoterol 25 ųg BID",
          "type": "DRUG"
        },
        {
          "name": "Formoterol 12 ųg BID",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sumitomo Pharma America, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "35 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "35 Years and older"
      },
      "enrollment_count": 443,
      "start_date": "2005-10",
      "completion_date": "2007-10",
      "has_results": true,
      "last_update_posted_date": "2012-06-04",
      "last_synced_at": "2026-09-27T01:57:51.278Z",
      "location_count": 60,
      "location_summary": "Birmingham, Alabama • Jasper, Alabama • Mobile, Alabama + 56 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Jasper",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Carmichael",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00250679"
    },
    {
      "nct_id": "NCT03474081",
      "title": "A Comparative Study Between Fluticasone Furoate/Umeclidinium/Vilanterol (FF/UMEC/VI) Single Inhaler Triple Therapy Versus Tiotropium Monotherapy in Subjects With Chronic Obstructive Pulmonary Disease (COPD)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Pulmonary Disease, Chronic Obstructive"
      ],
      "interventions": [
        {
          "name": "FF/UMEC/VI",
          "type": "DRUG"
        },
        {
          "name": "Tiotropium",
          "type": "DRUG"
        },
        {
          "name": "Albuterol/salbutamol",
          "type": "DRUG"
        },
        {
          "name": "Placebo to match FF/UMEC/VI",
          "type": "DRUG"
        },
        {
          "name": "Placebo to match tiotropium",
          "type": "DRUG"
        },
        {
          "name": "ELLIPTA inhaler",
          "type": "DEVICE"
        },
        {
          "name": "HANDIHALER",
          "type": "DEVICE"
        },
        {
          "name": "MDI",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "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": 800,
      "start_date": "2018-03-29",
      "completion_date": "2019-07-17",
      "has_results": true,
      "last_update_posted_date": "2021-07-15",
      "last_synced_at": "2026-09-27T01:57:51.278Z",
      "location_count": 33,
      "location_summary": "Andalusia, Alabama • Huntington Beach, California • Sacramento, California + 29 more",
      "locations": [
        {
          "city": "Andalusia",
          "state": "Alabama"
        },
        {
          "city": "Huntington Beach",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "Simi Valley",
          "state": "California"
        },
        {
          "city": "Colorado Springs",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03474081"
    }
  ]
}