{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+DPI",
    "query": {
      "intervention": "Placebo DPI"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 60,
    "total_pages": 6,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+DPI&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-05T03:39:42.500Z",
  "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": "NCT01219738",
      "title": "Acute Airway Vascular Smooth Muscle Effects of Inhaled Budesonide",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "Budesonide 360ug",
          "type": "DRUG"
        },
        {
          "name": "Budesonide 720ug",
          "type": "DRUG"
        },
        {
          "name": "Budesonide 1440ug",
          "type": "DRUG"
        },
        {
          "name": "Budesonide720ug 4 times",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Miami",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 20,
      "start_date": "2008-07",
      "completion_date": "2012-08",
      "has_results": true,
      "last_update_posted_date": "2015-01-16",
      "last_synced_at": "2026-09-05T03:39:42.500Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01219738"
    },
    {
      "nct_id": "NCT03227445",
      "title": "Comparative Study of ELLIPTA Dry Powder Inhaler (DPI) Versus DISKUS DPI Used With HandiHaler DPI in Subjects With Chronic Obstructive Pulmonary Disease (COPD)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Pulmonary Disease, Chronic Obstructive"
      ],
      "interventions": [
        {
          "name": "ELLIPTA placebo DPI",
          "type": "DEVICE"
        },
        {
          "name": "DISKUS placebo DPI",
          "type": "DEVICE"
        },
        {
          "name": "HandiHaler placebo DPI",
          "type": "DEVICE"
        },
        {
          "name": "Inhaler preference questionnaires",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER"
      ],
      "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": 240,
      "start_date": "2017-09-20",
      "completion_date": "2018-01-04",
      "has_results": true,
      "last_update_posted_date": "2020-07-08",
      "last_synced_at": "2026-09-05T03:39:42.500Z",
      "location_count": 18,
      "location_summary": "Orlando, Florida • Natchitoches, Louisiana • Saint Charles, Missouri + 14 more",
      "locations": [
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Natchitoches",
          "state": "Louisiana"
        },
        {
          "city": "Saint Charles",
          "state": "Missouri"
        },
        {
          "city": "Charlotte",
          "state": "North Carolina"
        },
        {
          "city": "Gastonia",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03227445"
    },
    {
      "nct_id": "NCT07646613",
      "title": "Study Evaluating the Efficacy, Safety, and Tolerability of ASY202 (Dihydroergotamine Mesylate [DHE] Inhalation Powder Delivered Via a Multidose Dry Powder Inhaler) for the Acute Treatment of Migraine in Adult Patients",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Migraine"
      ],
      "interventions": [
        {
          "name": "ASY202",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Placebo",
          "type": "COMBINATION_PRODUCT"
        }
      ],
      "intervention_types": [
        "COMBINATION_PRODUCT"
      ],
      "sponsor": "Aspeya, Inc.",
      "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": 108,
      "start_date": "2026-05-19",
      "completion_date": "2027-03",
      "has_results": false,
      "last_update_posted_date": "2026-09-02",
      "last_synced_at": "2026-09-05T03:39:42.500Z",
      "location_count": 6,
      "location_summary": "Walnut Creek, California • Orlando, Florida • Las Vegas, Nevada + 2 more",
      "locations": [
        {
          "city": "Walnut Creek",
          "state": "California"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Las Vegas",
          "state": "Nevada"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07646613"
    },
    {
      "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": "2026-09-05T03:39:42.500Z",
      "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": "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": "2026-09-05T03:39:42.500Z",
      "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": "NCT00645788",
      "title": "Study to Evaluate the Safety and Efficacy of Ciprofloxacin (Inhaled) in Patients With Cystic Fibrosis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Cystic Fibrosis"
      ],
      "interventions": [
        {
          "name": "Ciprofloxacin (Cipro Inhale, BAYQ3939)",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bayer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 288,
      "start_date": "2008-05",
      "completion_date": "2011-01",
      "has_results": true,
      "last_update_posted_date": "2014-06-09",
      "last_synced_at": "2026-09-05T03:39:42.500Z",
      "location_count": 58,
      "location_summary": "Phoenix, Arizona • Tucson, Arizona • Little Rock, Arkansas + 47 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00645788"
    },
    {
      "nct_id": "NCT03758950",
      "title": "Inhaled Mometasone to Promote Reduction in Vasoocclusive Events 2",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Sickle Cell Disease"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Mometasone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Jeffrey Glassberg",
      "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": "2018-11-29",
      "completion_date": "2023-05-31",
      "has_results": false,
      "last_update_posted_date": "2023-06-18",
      "last_synced_at": "2026-09-05T03:39:42.500Z",
      "location_count": 2,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03758950"
    },
    {
      "nct_id": "NCT02794480",
      "title": "Phase IV Study in Asthma Subjects for Dry Powder Inhaler (DPI) Versus (vs) Metered Dose Inhaler (MDI) Correct Use",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "ELLIPTA DPI",
          "type": "DEVICE"
        },
        {
          "name": "GSK MDI",
          "type": "DEVICE"
        },
        {
          "name": "AZ MDI",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 324,
      "start_date": "2016-08-22",
      "completion_date": "2016-12-15",
      "has_results": true,
      "last_update_posted_date": "2019-07-02",
      "last_synced_at": "2026-09-05T03:39:42.500Z",
      "location_count": 20,
      "location_summary": "Huntington Beach, California • Aventura, Florida • Clearwater, Florida + 17 more",
      "locations": [
        {
          "city": "Huntington Beach",
          "state": "California"
        },
        {
          "city": "Aventura",
          "state": "Florida"
        },
        {
          "city": "Clearwater",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02794480"
    },
    {
      "nct_id": "NCT01189396",
      "title": "Escalating and Cumulative-Dose Study of Pharmacokinetics (PK), Pharmacodynamics (PD) and Safety of A006",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Asthma",
        "Bronchospasm",
        "Chronic Obstructive Pulmonary Disease (COPD)"
      ],
      "interventions": [
        {
          "name": "A006",
          "type": "DRUG"
        },
        {
          "name": "Placebo DPI",
          "type": "DRUG"
        },
        {
          "name": "Proventil-HFA",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Amphastar Pharmaceuticals, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 27,
      "start_date": "2010-07",
      "completion_date": "2011-01",
      "has_results": false,
      "last_update_posted_date": "2017-07-02",
      "last_synced_at": "2026-09-05T03:39:42.500Z",
      "location_count": 4,
      "location_summary": "Medford, Oregon • Portland, Oregon • San Antonio, Texas + 1 more",
      "locations": [
        {
          "city": "Medford",
          "state": "Oregon"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        },
        {
          "city": "San Antonio",
          "state": "Texas"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01189396"
    },
    {
      "nct_id": "NCT00746330",
      "title": "Single Dose Study of the Effect of Formoterol Fumarate in Combination With Mometasone Furoate Inhaled Via a Pressurized Metered Dose Inhaler (pMDI) in Children Aged 5-11 Years Old With Persistent Asthma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "Mometasone furoate/formoterol fumarate (MFF)",
          "type": "DRUG"
        },
        {
          "name": "Formoterol fumarate 12 μg pMDI (F12M)",
          "type": "DRUG"
        },
        {
          "name": "Formoterol fumarate 12 μg DPI (F12D)",
          "type": "DRUG"
        },
        {
          "name": "Placebo to F12D",
          "type": "DRUG"
        },
        {
          "name": "Placebo to F12M/MFF",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Novartis",
      "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": 32,
      "start_date": "2008-08",
      "completion_date": "2009-04",
      "has_results": true,
      "last_update_posted_date": "2011-06-07",
      "last_synced_at": "2026-09-05T03:39:42.500Z",
      "location_count": 6,
      "location_summary": "Mobile, Alabama • Huntington Beach, California • Orange, California + 3 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Huntington Beach",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Hialeah",
          "state": "Florida"
        },
        {
          "city": "Pensacola",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00746330"
    }
  ]
}