{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+inhalation+powder",
    "query": {
      "intervention": "Placebo inhalation powder"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 204,
    "total_pages": 21,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+inhalation+powder&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-27T01:41:40.703Z",
  "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": "NCT02889809",
      "title": "Effects of a Orally Inhaled Fluticasone Furoate on Growth Velocity in Prepubertal, Paediatric Subjects With Asthma Over a Year",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "Fluticasone furoate",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Montelukast",
          "type": "DRUG"
        },
        {
          "name": "Short Acting Beta 2 Agonist",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": "9 Years",
        "sex": "ALL",
        "summary": "5 Years to 9 Years"
      },
      "enrollment_count": 477,
      "start_date": "2017-07-10",
      "completion_date": "2021-06-04",
      "has_results": true,
      "last_update_posted_date": "2024-01-17",
      "last_synced_at": "2026-09-27T01:41:40.703Z",
      "location_count": 18,
      "location_summary": "Little Rock, Arkansas • Huntington Beach, California • Homestead, Florida + 12 more",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Huntington Beach",
          "state": "California"
        },
        {
          "city": "Homestead",
          "state": "Florida"
        },
        {
          "city": "Loxahatchee Groves",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02889809"
    },
    {
      "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": "2026-09-27T01:41:40.703Z",
      "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": "NCT02661438",
      "title": "Summative Usability Study of Ciprofloxacin Dry Powder for Inhalation Using Placebo",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Bronchiectasis",
        "Pulmonary Disease, Chronic Obstructive"
      ],
      "interventions": [
        {
          "name": "Placebo to Ciprofloxacin DPI (BAYQ3939)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bayer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 46,
      "start_date": "2016-01-12",
      "completion_date": "2016-03-17",
      "has_results": false,
      "last_update_posted_date": "2018-12-19",
      "last_synced_at": "2026-09-27T01:41:40.703Z",
      "location_count": 2,
      "location_summary": "Vero Beach, Florida • Jamaica, New York",
      "locations": [
        {
          "city": "Vero Beach",
          "state": "Florida"
        },
        {
          "city": "Jamaica",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02661438"
    },
    {
      "nct_id": "NCT01867762",
      "title": "An Effectiveness and Safety Study of Inhaled JNJ 49095397 (RV568) in Patients With Moderate to Severe Chronic Obstructive Pulmonary Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Chronic Obstructive Pulmonary Disease"
      ],
      "interventions": [
        {
          "name": "JNJ 49095397",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Janssen Research & Development, LLC",
      "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": 211,
      "start_date": "2013-09-09",
      "completion_date": "2014-09-01",
      "has_results": false,
      "last_update_posted_date": "2019-08-21",
      "last_synced_at": "2026-09-27T01:41:40.703Z",
      "location_count": 6,
      "location_summary": "Phoenix, Arizona • St Louis, Missouri • Chapel Hill, North Carolina + 3 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        },
        {
          "city": "Charlotte",
          "state": "North Carolina"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01867762"
    },
    {
      "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": "2026-09-27T01:41:40.703Z",
      "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": "NCT00670930",
      "title": "Efficacy of Omalizumab in Adults (18-60 Years of Age) With Moderate-Severe, Persistent Allergic Asthma, Despite Receiving Inhaled Corticosteroids and Long Acting Beta-agonists",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Allergic Asthma"
      ],
      "interventions": [
        {
          "name": "omalizumab at a dose of 0.016mg/kg/IU/mL",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Novartis Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 36,
      "start_date": "2008-04",
      "completion_date": "2011-11",
      "has_results": true,
      "last_update_posted_date": "2013-01-18",
      "last_synced_at": "2026-09-27T01:41:40.703Z",
      "location_count": 6,
      "location_summary": "Denver, Colorado • St Louis, Missouri • Durham, North Carolina + 2 more",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00670930"
    },
    {
      "nct_id": "NCT06504446",
      "title": "Study to Assess the Efficacy, Safety, and Tolerability of NOC-110 in Adults With Refractory or Unexplained Chronic Cough",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Refractory or Unexplained Chronic Cough"
      ],
      "interventions": [
        {
          "name": "NOC-110",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Nocion Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 455,
      "start_date": "2024-09-24",
      "completion_date": "2026-06-29",
      "has_results": false,
      "last_update_posted_date": "2026-06-11",
      "last_synced_at": "2026-09-27T01:41:40.703Z",
      "location_count": 68,
      "location_summary": "Foley, Alabama • Scottsdale, Arizona • Tempe, Arizona + 60 more",
      "locations": [
        {
          "city": "Foley",
          "state": "Alabama"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Tempe",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Huntington Beach",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06504446"
    },
    {
      "nct_id": "NCT02980133",
      "title": "Study of Fluticasone Propionate Multidose Dry Powder Inhaler Compared With Fluticasone Propionate/Salmeterol Multidose Dry Powder Inhaler",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "Fluticasone Propionate",
          "type": "DRUG"
        },
        {
          "name": "Fluticasone Propionate/Salmeterol",
          "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": "4 Years",
        "maximum_age": "11 Years",
        "sex": "ALL",
        "summary": "4 Years to 11 Years"
      },
      "enrollment_count": 841,
      "start_date": "2016-12-28",
      "completion_date": "2019-04-13",
      "has_results": true,
      "last_update_posted_date": "2021-11-09",
      "last_synced_at": "2026-09-27T01:41:40.703Z",
      "location_count": 77,
      "location_summary": "Birmingham, Alabama • Little Rock, Arkansas • Bakersfield, California + 59 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Bakersfield",
          "state": "California"
        },
        {
          "city": "Corona",
          "state": "California"
        },
        {
          "city": "Downey",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02980133"
    },
    {
      "nct_id": "NCT03502070",
      "title": "Human Factors Study to Validate the User Interface of TOBI Podhaler Using Placebo Capsules",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Cystic Fibrosis"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Tobi Podhaler",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "Mylan Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "6 Years and older"
      },
      "enrollment_count": 47,
      "start_date": "2018-06-26",
      "completion_date": "2019-06-17",
      "has_results": true,
      "last_update_posted_date": "2022-03-03",
      "last_synced_at": "2026-09-27T01:41:40.703Z",
      "location_count": 9,
      "location_summary": "Miami, Florida • Orlando, Florida • Pensacola, Florida + 4 more",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Pensacola",
          "state": "Florida"
        },
        {
          "city": "New Orleans",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03502070"
    },
    {
      "nct_id": "NCT05934526",
      "title": "Efficacy and Safety of Seralutinib in Adult Subjects With PAH (PROSERA)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pulmonary Arterial Hypertension"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Seralutinib",
          "type": "DRUG"
        },
        {
          "name": "Generic Dry Powder Inhaler",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "GB002, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 390,
      "start_date": "2023-12-28",
      "completion_date": "2025-12-22",
      "has_results": false,
      "last_update_posted_date": "2026-05-19",
      "last_synced_at": "2026-09-27T01:41:40.703Z",
      "location_count": 50,
      "location_summary": "Birmingham, Alabama • Fresno, California • Los Angeles, California + 40 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Fresno",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05934526"
    }
  ]
}