{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=GW642444+Inhalation+Powder",
    "query": {
      "intervention": "GW642444 Inhalation Powder"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 22,
    "total_pages": 3,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=GW642444+Inhalation+Powder&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-04T01:24:16.361Z",
  "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": "NCT01323634",
      "title": "Study to Evaluate the 24-Hour Pulmonary Function Profile of Fluticasone Furoate (FF) /GW642444 (Vilanterol) (VI) Inhalation Powder 100/25mcg Once Daily Compared With Fluticasone Propionate/Salmeterol Inhalation Powder 250/50mcg Twice Daily in Subjects With Chronic Obstructive Pulmonary Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pulmonary Disease, Chronic Obstructive"
      ],
      "interventions": [
        {
          "name": "Fluticasone Furoate 100mcg / GW642444 (vilanterol) 25mcg",
          "type": "DRUG"
        },
        {
          "name": "Fluticasone Propionate 250mcg/ salmeterol 50mcg",
          "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": 519,
      "start_date": "2011-03-18",
      "completion_date": "2011-12-14",
      "has_results": true,
      "last_update_posted_date": "2017-11-08",
      "last_synced_at": "2026-09-04T01:24:16.361Z",
      "location_count": 12,
      "location_summary": "Los Angeles, California • Orlando, Florida • Atlanta, Georgia + 9 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Madisonville",
          "state": "Kentucky"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01323634"
    },
    {
      "nct_id": "NCT01018186",
      "title": "Fluticasone Furoate/GW642444 Inhalation Powder Long-Term Safety Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "Fluticasone Furoate/GW642444",
          "type": "DRUG"
        },
        {
          "name": "Fluticasone propionate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 503,
      "start_date": "2009-10-19",
      "completion_date": "2011-05-12",
      "has_results": true,
      "last_update_posted_date": "2018-02-15",
      "last_synced_at": "2026-09-04T01:24:16.361Z",
      "location_count": 18,
      "location_summary": "Oxford, Alabama • Huntington Beach, California • Mission Viejo, California + 15 more",
      "locations": [
        {
          "city": "Oxford",
          "state": "Alabama"
        },
        {
          "city": "Huntington Beach",
          "state": "California"
        },
        {
          "city": "Mission Viejo",
          "state": "California"
        },
        {
          "city": "Rolling Hills Estates",
          "state": "California"
        },
        {
          "city": "Stockton",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01018186"
    },
    {
      "nct_id": "NCT01323621",
      "title": "Study Evaluating the 24-Hour Pulmonary Function Profile of Fluticasone Furoate (FF) /GW642444 (Vilanterol) (VI) Inhalation Powder 100/25mcg Once Daily Compared With Fluticasone Propionate/Salmeterol Inhalation Powder 250/50mcg Twice Daily in Subjects With Chronic Obstructive Pulmonary Disease (COPD)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pulmonary Disease, Chronic Obstructive"
      ],
      "interventions": [
        {
          "name": "Fluticasone Furoate 100mcg/ GW642444 (vilanterol) 25mcg",
          "type": "DRUG"
        },
        {
          "name": "Fluticasone Propionate 250mcg / salmeterol 50mcg",
          "type": "DRUG"
        },
        {
          "name": "Double-dummy placebo",
          "type": "DRUG"
        },
        {
          "name": "Salbutamol as needed",
          "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": 512,
      "start_date": "2011-03-18",
      "completion_date": "2012-01-24",
      "has_results": true,
      "last_update_posted_date": "2018-02-15",
      "last_synced_at": "2026-09-04T01:24:16.361Z",
      "location_count": 13,
      "location_summary": "Jasper, Alabama • Riverside, California • DeLand, Florida + 10 more",
      "locations": [
        {
          "city": "Jasper",
          "state": "Alabama"
        },
        {
          "city": "Riverside",
          "state": "California"
        },
        {
          "city": "DeLand",
          "state": "Florida"
        },
        {
          "city": "Coeur d'Alene",
          "state": "Idaho"
        },
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01323621"
    },
    {
      "nct_id": "NCT01165138",
      "title": "Study HZA106827: Efficacy/Safety Study of Fluticasone Furoate/Vilanterol (GW642444) in Adult and Adolescent Asthmatics",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "Fluticasone furoate/Vilanterol Inhalation Powder",
          "type": "DRUG"
        },
        {
          "name": "Fluticasone Furoate Inhalation Powder",
          "type": "DRUG"
        },
        {
          "name": "Placebo Inhaltion Powder",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 612,
      "start_date": "2010-08-20",
      "completion_date": "2011-10-19",
      "has_results": true,
      "last_update_posted_date": "2018-02-14",
      "last_synced_at": "2026-09-04T01:24:16.361Z",
      "location_count": 24,
      "location_summary": "Bell Gardens, California • Huntington Beach, California • Long Beach, California + 19 more",
      "locations": [
        {
          "city": "Bell Gardens",
          "state": "California"
        },
        {
          "city": "Huntington Beach",
          "state": "California"
        },
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Newport Beach",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01165138"
    },
    {
      "nct_id": "NCT01086384",
      "title": "Asthma Exacerbation Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "Fluticasone Furoate/GW642444",
          "type": "DRUG"
        },
        {
          "name": "Fluticasone furoate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 2020,
      "start_date": "2010-02-22",
      "completion_date": "2011-09-15",
      "has_results": true,
      "last_update_posted_date": "2018-01-24",
      "last_synced_at": "2026-09-04T01:24:16.361Z",
      "location_count": 64,
      "location_summary": "Birmingham, Alabama • Mobile, Alabama • Oxford, Alabama + 58 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Oxford",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01086384"
    },
    {
      "nct_id": "NCT01313650",
      "title": "A 24-week Evaluation of GSK573719/Vilanterol (62.5/25mcg) and Components in COPD",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pulmonary Disease, Chronic Obstructive"
      ],
      "interventions": [
        {
          "name": "62.5/25mcg",
          "type": "DRUG"
        },
        {
          "name": "62.5mcg",
          "type": "DRUG"
        },
        {
          "name": "25mcg",
          "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": 1538,
      "start_date": "2011-03-01",
      "completion_date": "2012-04-05",
      "has_results": true,
      "last_update_posted_date": "2018-08-06",
      "last_synced_at": "2026-09-04T01:24:16.361Z",
      "location_count": 37,
      "location_summary": "Tucson, Arizona • Los Angeles, California • Ormond Beach, Florida + 33 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Ormond Beach",
          "state": "Florida"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01313650"
    },
    {
      "nct_id": "NCT01181895",
      "title": "Study B2C112060: A Study of the Efficacy and Safety of Vilanterol Inhalation Powder in Adults and Adolescents With Persistent Asthma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "Vilanterol",
          "type": "DRUG"
        },
        {
          "name": "Salmeterol Inhalation Powder",
          "type": "DRUG"
        },
        {
          "name": "Placebo Inhalation Powder NDPI",
          "type": "DRUG"
        },
        {
          "name": "Placebo Inhalation Powder Diskus",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 348,
      "start_date": "2010-09-01",
      "completion_date": "2011-08-26",
      "has_results": true,
      "last_update_posted_date": "2017-11-08",
      "last_synced_at": "2026-09-04T01:24:16.361Z",
      "location_count": 11,
      "location_summary": "Huntington Beach, California • Orlando, Florida • Tallahassee, Florida + 8 more",
      "locations": [
        {
          "city": "Huntington Beach",
          "state": "California"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Tallahassee",
          "state": "Florida"
        },
        {
          "city": "Lawrenceville",
          "state": "Georgia"
        },
        {
          "city": "Skillman",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01181895"
    },
    {
      "nct_id": "NCT03248128",
      "title": "Safety and Efficacy Study of Fluticasone Furoate/Vilanterol (FF/VI) Fixed Dose Combination (FDC) Compared to FF Alone in Subjects With Asthma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "FF/VI via ELLIPTA DPI",
          "type": "DRUG"
        },
        {
          "name": "FF via ELLIPTA DPI",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "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": 906,
      "start_date": "2017-10-20",
      "completion_date": "2022-03-21",
      "has_results": true,
      "last_update_posted_date": "2025-06-22",
      "last_synced_at": "2026-09-04T01:24:16.361Z",
      "location_count": 49,
      "location_summary": "Hoover, Alabama • Little Rock, Arkansas • Huntington Beach, California + 38 more",
      "locations": [
        {
          "city": "Hoover",
          "state": "Alabama"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Huntington Beach",
          "state": "California"
        },
        {
          "city": "Riverside",
          "state": "California"
        },
        {
          "city": "Colorado Springs",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03248128"
    },
    {
      "nct_id": "NCT01009463",
      "title": "A Study to Evaluate the Efficacy and Safety of Fluticasone Furoate (FF)/GW642444 Inhalation Powder in Subjects With Chronic Obstructive Pulmonary Disease (COPD)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pulmonary Disease, Chronic Obstructive"
      ],
      "interventions": [
        {
          "name": "FF/GW642444 Inhalation Powder",
          "type": "DRUG"
        },
        {
          "name": "GW642444 Inhalation Powder",
          "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": 1626,
      "start_date": "2009-09-25",
      "completion_date": "2011-10-31",
      "has_results": true,
      "last_update_posted_date": "2017-11-09",
      "last_synced_at": "2026-09-04T01:24:16.361Z",
      "location_count": 94,
      "location_summary": "Birmingham, Alabama • Jasper, Alabama • Peoria, Arizona + 85 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Jasper",
          "state": "Alabama"
        },
        {
          "city": "Peoria",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01009463"
    },
    {
      "nct_id": "NCT01086410",
      "title": "Safety Study of the Effects of Inhaled Fluticasone Furoate/GW642444 on the Hypothalamic-Pituitary-Adrenal (HPA) Axis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "Placebo Inhalation Powder",
          "type": "DRUG"
        },
        {
          "name": "Fluticasone Furoate/GW642444 Inhalation Powder",
          "type": "DRUG"
        },
        {
          "name": "Placebo Oral Capsule",
          "type": "DRUG"
        },
        {
          "name": "Prednisolone Oral Capsule",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "12 Years to 65 Years"
      },
      "enrollment_count": 185,
      "start_date": "2010-03",
      "completion_date": "2010-09",
      "has_results": true,
      "last_update_posted_date": "2017-01-18",
      "last_synced_at": "2026-09-04T01:24:16.361Z",
      "location_count": 4,
      "location_summary": "Cypress, California • Huntington Beach, California • Oklahoma City, Oklahoma + 1 more",
      "locations": [
        {
          "city": "Cypress",
          "state": "California"
        },
        {
          "city": "Huntington Beach",
          "state": "California"
        },
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        },
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01086410"
    }
  ]
}