{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+DISKUS",
    "query": {
      "intervention": "Placebo DISKUS"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 43,
    "total_pages": 5,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+DISKUS&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-03T10:43:09.658Z",
  "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": "NCT02260492",
      "title": "Clinical Efficacy Study of Salmeterol Xinafoate/Fluticasone Propionate in Asthma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "OT329 (combination of fluticasone propionate and salmeterol xinafoate)",
          "type": "DRUG"
        },
        {
          "name": "Advair Diskus (combination of fluticasone propionate and salmeterol xinafoate)",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Oriel Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 879,
      "start_date": "2014-09",
      "completion_date": "2015-07",
      "has_results": true,
      "last_update_posted_date": "2017-06-15",
      "last_synced_at": "2026-09-03T10:43:09.658Z",
      "location_count": 47,
      "location_summary": "Goodyear, Arizona • Tempe, Arizona • Anaheim, California + 40 more",
      "locations": [
        {
          "city": "Goodyear",
          "state": "Arizona"
        },
        {
          "city": "Tempe",
          "state": "Arizona"
        },
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02260492"
    },
    {
      "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": "2026-09-03T10:43:09.658Z",
      "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": "NCT01147744",
      "title": "Dose Ranging Study Evaluating the Efficacy and Safety of GSK2190915 Administered Once Daily",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "Fluticasone Propionate 100mcg via ACCUHALER/DISKUS",
          "type": "DRUG"
        },
        {
          "name": "GSK2190915 100mg",
          "type": "DRUG"
        },
        {
          "name": "GSK2190915 10mg",
          "type": "DRUG"
        },
        {
          "name": "GSK2190915 300mg",
          "type": "DRUG"
        },
        {
          "name": "GSK2190915 30mg",
          "type": "DRUG"
        },
        {
          "name": "Montelukast 10mg",
          "type": "DRUG"
        },
        {
          "name": "Placebo GSK2190915 one tablet",
          "type": "DRUG"
        },
        {
          "name": "Placebo montelukast",
          "type": "DRUG"
        },
        {
          "name": "Placebo fluticasone propionate via ACCUHALER/DISKUS",
          "type": "DRUG"
        },
        {
          "name": "Placebo GSK2190915 two tablets",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "12 Years and older · Female only"
      },
      "enrollment_count": 700,
      "start_date": "2010-06-28",
      "completion_date": "2011-10-06",
      "has_results": true,
      "last_update_posted_date": "2017-10-02",
      "last_synced_at": "2026-09-03T10:43:09.658Z",
      "location_count": 22,
      "location_summary": "Birmingham, Alabama • Huntington Beach, California • Newport Beach, California + 19 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Huntington Beach",
          "state": "California"
        },
        {
          "city": "Newport Beach",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Tallahassee",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01147744"
    },
    {
      "nct_id": "NCT00214019",
      "title": "The Effect of Salmeterol on Eosinophil (EOS) Function",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Allergic Asthma"
      ],
      "interventions": [
        {
          "name": "salmeterol",
          "type": "DRUG"
        },
        {
          "name": "Fluticasone",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 36,
      "start_date": "2003-11",
      "completion_date": "2008-01",
      "has_results": true,
      "last_update_posted_date": "2017-11-21",
      "last_synced_at": "2026-09-03T10:43:09.658Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00214019"
    },
    {
      "nct_id": "NCT01079130",
      "title": "Efficacy and Safety of Different Doses of Indacaterol",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "Indacaterol",
          "type": "DRUG"
        },
        {
          "name": "Salmeterol",
          "type": "DRUG"
        },
        {
          "name": "Placebo to Indacaterol",
          "type": "DRUG"
        },
        {
          "name": "Placebo to Salmeterol",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Novartis Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 511,
      "start_date": "2010-02",
      "completion_date": null,
      "has_results": true,
      "last_update_posted_date": "2011-08-19",
      "last_synced_at": "2026-09-03T10:43:09.658Z",
      "location_count": 71,
      "location_summary": "Glendale, Arizona • Scottsdale, Arizona • Encinitas, California + 64 more",
      "locations": [
        {
          "city": "Glendale",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Encinitas",
          "state": "California"
        },
        {
          "city": "Huntington Beach",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01079130"
    },
    {
      "nct_id": "NCT00984659",
      "title": "Validation of a New Shortness of Breath With Daily Activities Questionnaire in Patients With Chronic Obstructive Pulmonary Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Pulmonary Disease, Chronic Obstructive"
      ],
      "interventions": [
        {
          "name": "Fluticasone propionate/salmeterol combination product",
          "type": "DRUG"
        },
        {
          "name": "Salmeterol",
          "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": 366,
      "start_date": "2009-10-29",
      "completion_date": "2010-07-01",
      "has_results": true,
      "last_update_posted_date": "2018-08-29",
      "last_synced_at": "2026-09-03T10:43:09.658Z",
      "location_count": 39,
      "location_summary": "Jasper, Alabama • Mobile, Alabama • Los Angeles, California + 35 more",
      "locations": [
        {
          "city": "Jasper",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Riverside",
          "state": "California"
        },
        {
          "city": "Wheat Ridge",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00984659"
    },
    {
      "nct_id": "NCT01817764",
      "title": "A Study to Compare the Efficacy and Safety of Umeclidinium/Vilanterol and Fluticasone Propionate/Salmeterol in Subjects With Chronic Obstructive Pulmonary Disease (COPD)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pulmonary Disease, Chronic Obstructive"
      ],
      "interventions": [
        {
          "name": "Umeclidinium/vilanterol",
          "type": "DRUG"
        },
        {
          "name": "Fluticasone propionate/salmeterol",
          "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": 707,
      "start_date": "2013-03-01",
      "completion_date": "2013-10-25",
      "has_results": true,
      "last_update_posted_date": "2017-11-08",
      "last_synced_at": "2026-09-03T10:43:09.658Z",
      "location_count": 9,
      "location_summary": "Jasper, Alabama • Phoenix, Arizona • San Diego, California + 6 more",
      "locations": [
        {
          "city": "Jasper",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Clearwater",
          "state": "Florida"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01817764"
    },
    {
      "nct_id": "NCT01124422",
      "title": "Fluticasone Propionate/Salmeterol Combination 250/50 DISKUS in the Exercise Endurance Time in Patients With Chronic Obstructive Pulmonary Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Pulmonary Disease, Chronic Obstructive"
      ],
      "interventions": [
        {
          "name": "fluticasone propionate/salmeterol inhalation powder DISKUS 250/50",
          "type": "DRUG"
        },
        {
          "name": "tiotropium bromide inhalation powder HandiHaler",
          "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": 255,
      "start_date": "2010-07-19",
      "completion_date": "2011-05-02",
      "has_results": true,
      "last_update_posted_date": "2017-11-08",
      "last_synced_at": "2026-09-03T10:43:09.658Z",
      "location_count": 18,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Torrance, California + 15 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Torrance",
          "state": "California"
        },
        {
          "city": "Fort Collins",
          "state": "Colorado"
        },
        {
          "city": "Hartford",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01124422"
    },
    {
      "nct_id": "NCT02301975",
      "title": "An Efficacy and Safety Study of Fluticasone Furoate/Vilanterol 100/25 Microgram (mcg) Inhalation Powder, Fluticasone Propionate/Salmeterol 250/50 mcg Inhalation Powder, and Fluticasone Propionate 250 mcg Inhalation Powder in Adults and Adolescents With Persistent Asthma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "Fluticasone Furoate/Vilanterol 100/25 mcg via ELLIPTA inhaler",
          "type": "DRUG"
        },
        {
          "name": "Placebo inhalation powders via ELLIPTA inhaler",
          "type": "DRUG"
        },
        {
          "name": "Fluticasone Propionate/Salmeterol 250/50 mcg via ACCUHALER/DISKUS inhaler",
          "type": "DRUG"
        },
        {
          "name": "Placebo inhalation powder via ACCUHALER/DISKUS inhaler",
          "type": "DRUG"
        },
        {
          "name": "Fluticasone Propionate 250 mcg via ACCUHALER/DISKUS inhaler",
          "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": 1526,
      "start_date": "2015-03-01",
      "completion_date": "2016-11-25",
      "has_results": true,
      "last_update_posted_date": "2018-08-06",
      "last_synced_at": "2026-09-03T10:43:09.658Z",
      "location_count": 34,
      "location_summary": "Huntington Beach, California • Riverside, California • Rolling Hills Estates, California + 30 more",
      "locations": [
        {
          "city": "Huntington Beach",
          "state": "California"
        },
        {
          "city": "Riverside",
          "state": "California"
        },
        {
          "city": "Rolling Hills Estates",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Upland",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02301975"
    },
    {
      "nct_id": "NCT00296530",
      "title": "Study Of Patients With Allergic Rhinitis And Asthma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "fluticasone propionate/salmeterol",
          "type": "DRUG"
        },
        {
          "name": "fluticasone propionate",
          "type": "DRUG"
        },
        {
          "name": "montelukast",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "15 Years and older"
      },
      "enrollment_count": 600,
      "start_date": "2005-09",
      "completion_date": "2007-07",
      "has_results": false,
      "last_update_posted_date": "2016-10-28",
      "last_synced_at": "2026-09-03T10:43:09.658Z",
      "location_count": 80,
      "location_summary": "Ozark, Alabama • Tempe, Arizona • Little Rock, Arkansas + 67 more",
      "locations": [
        {
          "city": "Ozark",
          "state": "Alabama"
        },
        {
          "city": "Tempe",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Fountain Valley",
          "state": "California"
        },
        {
          "city": "Huntington Beach",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00296530"
    }
  ]
}