{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=DISKUS+DPI",
    "query": {
      "intervention": "DISKUS DPI"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 8,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-10T09:58:33.316Z",
  "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": "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": "2026-09-10T09:58:33.316Z",
      "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": "NCT03543176",
      "title": "Chronic Obstructive Pulmonary Disease (COPD) Dual Therapy Burden of Illness",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pulmonary Disease, Chronic Obstructive"
      ],
      "interventions": [
        {
          "name": "UMEC/VI",
          "type": "OTHER"
        },
        {
          "name": "FLUT/SAL",
          "type": "OTHER"
        },
        {
          "name": "CAT",
          "type": "OTHER"
        },
        {
          "name": "mMRC",
          "type": "OTHER"
        },
        {
          "name": "Ellipta",
          "type": "DEVICE"
        },
        {
          "name": "Diskus",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DEVICE"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 789,
      "start_date": "2018-05-31",
      "completion_date": "2019-08-21",
      "has_results": true,
      "last_update_posted_date": "2020-08-05",
      "last_synced_at": "2026-09-10T09:58:33.316Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03543176"
    },
    {
      "nct_id": "NCT03219866",
      "title": "Nebulizer Versus Dry Powdered Inhalers for Chronic Obstructive Pulmonary Disease (COPD)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "COPD",
        "COPD Exacerbation"
      ],
      "interventions": [
        {
          "name": "Nebulizers",
          "type": "DEVICE"
        },
        {
          "name": "Dry Powder Inhaler",
          "type": "DEVICE"
        },
        {
          "name": "Brovana",
          "type": "DRUG"
        },
        {
          "name": "Pulmicort",
          "type": "DRUG"
        },
        {
          "name": "Atrovent",
          "type": "DRUG"
        },
        {
          "name": "Advair Diskus",
          "type": "DRUG"
        },
        {
          "name": "Spiriva HandiHaler",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "DRUG"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2017-10-03",
      "completion_date": "2020-04-01",
      "has_results": true,
      "last_update_posted_date": "2021-06-22",
      "last_synced_at": "2026-09-10T09:58:33.316Z",
      "location_count": 1,
      "location_summary": "Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03219866"
    },
    {
      "nct_id": "NCT03034915",
      "title": "A 24-week Study to Compare Umeclidinium/Vilanterol (UMEC/VI), UMEC and Salmeterol in Subjects With Chronic Obstructive Pulmonary Disease (COPD)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Pulmonary Disease, Chronic Obstructive"
      ],
      "interventions": [
        {
          "name": "UMEC/VI 62.5/25 mcg via ELLIPTA",
          "type": "DRUG"
        },
        {
          "name": "UMEC 62.5 mcg via ELLIPTA",
          "type": "DRUG"
        },
        {
          "name": "Salmeterol 50 mcg via DISKUS",
          "type": "DRUG"
        },
        {
          "name": "Placebo via ELLIPTA",
          "type": "DRUG"
        },
        {
          "name": "Placebo via DISKUS",
          "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": 2696,
      "start_date": "2017-06-16",
      "completion_date": "2018-06-18",
      "has_results": true,
      "last_update_posted_date": "2020-03-11",
      "last_synced_at": "2026-09-10T09:58:33.316Z",
      "location_count": 37,
      "location_summary": "Phoenix, Arizona • Lincoln, California • Clearwater, Florida + 34 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Lincoln",
          "state": "California"
        },
        {
          "city": "Clearwater",
          "state": "Florida"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03034915"
    },
    {
      "nct_id": "NCT01576718",
      "title": "A Study of the Effectiveness and Safety of Different Doses of Fluticasone Propionate Taken From a Dry Powder Inhaler (Puffer) in Adolescents and Adults Who Have Asthma That is Not Controlled by High Dose Inhaled Corticosteroid Asthma Medications",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "Fp MDPI",
          "type": "DRUG"
        },
        {
          "name": "Placebo MDPI",
          "type": "OTHER"
        },
        {
          "name": "Flovent Diskus",
          "type": "DRUG"
        },
        {
          "name": "albuterol/salbutamol",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Teva Branded Pharmaceutical Products R&D, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 889,
      "start_date": "2012-04",
      "completion_date": "2013-10",
      "has_results": true,
      "last_update_posted_date": "2018-05-08",
      "last_synced_at": "2026-09-10T09:58:33.316Z",
      "location_count": 148,
      "location_summary": "Birmingham, Alabama • Homewood, Alabama • Goodyear, Arizona + 114 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Homewood",
          "state": "Alabama"
        },
        {
          "city": "Goodyear",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Bakersfield",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01576718"
    },
    {
      "nct_id": "NCT00605891",
      "title": "Dose Finding Study of CHF 4226 for Treating Patients With COPD",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Chronic Obstructive Pulmonary Disease"
      ],
      "interventions": [
        {
          "name": "carmoterol (CHF 4226)",
          "type": "DRUG"
        },
        {
          "name": "salmeterol",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Chiesi Farmaceutici S.p.A.",
      "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": 278,
      "start_date": "2006-10",
      "completion_date": "2007-06",
      "has_results": false,
      "last_update_posted_date": "2017-04-11",
      "last_synced_at": "2026-09-10T09:58:33.316Z",
      "location_count": 24,
      "location_summary": "Jonesboro, Arkansas • Fresno, California • San Diego, California + 19 more",
      "locations": [
        {
          "city": "Jonesboro",
          "state": "Arkansas"
        },
        {
          "city": "Fresno",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00605891"
    },
    {
      "nct_id": "NCT01479621",
      "title": "A Study of the Effectiveness and Safety of Different Doses of Fluticasone Propionate Taken From a Dry Powder Inhaler in Adolescents and Adults Who Have Asthma That is Not Controlled by Asthma Medications Not Containing Steroids",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "Fp MDPI",
          "type": "DRUG"
        },
        {
          "name": "Flovent Diskus",
          "type": "DRUG"
        },
        {
          "name": "albuterol/salbutamol",
          "type": "DRUG"
        },
        {
          "name": "Placebo MDPI",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Teva Branded Pharmaceutical Products R&D, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 909,
      "start_date": "2012-01",
      "completion_date": "2013-07",
      "has_results": true,
      "last_update_posted_date": "2017-06-05",
      "last_synced_at": "2026-09-10T09:58:33.316Z",
      "location_count": 129,
      "location_summary": "Homewood, Alabama • Goodyear, Arizona • Scottsdale, Arizona + 104 more",
      "locations": [
        {
          "city": "Homewood",
          "state": "Alabama"
        },
        {
          "city": "Goodyear",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Bakersfield",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01479621"
    },
    {
      "nct_id": "NCT02924688",
      "title": "A Phase III Parallel Group Study, Comparing the Efficacy, Safety and Tolerability of the Fixed Dose Combination (FDC) of Fluticasone Furoate+Umeclidinium Bromide+Vilanterol (FF/UMEC/VI) With the FDC of FF/VI in Subjects With Inadequately Controlled Asthma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "FF/UMEC/VI (100/31.25/25) mcg",
          "type": "DRUG"
        },
        {
          "name": "FF/UMEC/VI (100/62.5/25) mcg",
          "type": "DRUG"
        },
        {
          "name": "FF/UMEC/VI (200/31.25/25) mcg",
          "type": "DRUG"
        },
        {
          "name": "FF/UMEC/VI (200/62.5/25) mcg",
          "type": "DRUG"
        },
        {
          "name": "FF/VI (100/25) mcg",
          "type": "DRUG"
        },
        {
          "name": "FF/VI (200/25) mcg",
          "type": "DRUG"
        },
        {
          "name": "Fluticasone/salmeterol (FSC)",
          "type": "DRUG"
        },
        {
          "name": "Albuterol/salbutamol",
          "type": "DRUG"
        },
        {
          "name": "ELLIPTA DPI",
          "type": "DEVICE"
        },
        {
          "name": "DISKUS DPI",
          "type": "DEVICE"
        },
        {
          "name": "METERED-DOSE INHALER (MDI)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "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": 2436,
      "start_date": "2016-10-13",
      "completion_date": "2019-02-22",
      "has_results": true,
      "last_update_posted_date": "2021-03-26",
      "last_synced_at": "2026-09-10T09:58:33.316Z",
      "location_count": 99,
      "location_summary": "Birmingham, Alabama • Mobile, Alabama • Montgomery, Alabama + 89 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Montgomery",
          "state": "Alabama"
        },
        {
          "city": "Gilbert",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02924688"
    }
  ]
}