{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+to+salbutamol&page=2",
    "query": {
      "intervention": "Placebo to salbutamol",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 131,
    "total_pages": 14,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+to+salbutamol&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+to+salbutamol&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-06T09:54:23.705Z",
  "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": "NCT00529529",
      "title": "Safety of Indacaterol in Patients (≥ 12 Years) With Moderate to Severe Persistent Asthma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "Indacaterol 300 μg",
          "type": "DRUG"
        },
        {
          "name": "Salmeterol 50 μg",
          "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": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 805,
      "start_date": "2007-09",
      "completion_date": "2008-08",
      "has_results": true,
      "last_update_posted_date": "2011-08-29",
      "last_synced_at": "2026-10-06T09:54:23.705Z",
      "location_count": 56,
      "location_summary": "Glendale, Arizona • Phoenix, Arizona • Encinitas, California + 44 more",
      "locations": [
        {
          "city": "Glendale",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Encinitas",
          "state": "California"
        },
        {
          "city": "Huntington Beach",
          "state": "California"
        },
        {
          "city": "Long Beach",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00529529"
    },
    {
      "nct_id": "NCT00857766",
      "title": "A 16-Week Study to Evaluate the Effect of Advair DISKUS™ 250/50mcg on Arterial Stiffness in Subjects With Chronic Obstructive Pulmonary Disease (COPD)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Pulmonary Disease, Chronic Obstructive"
      ],
      "interventions": [
        {
          "name": "ADVAIR DISKUS™ 250/50mcg",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 249,
      "start_date": "2009-03",
      "completion_date": "2010-03",
      "has_results": true,
      "last_update_posted_date": "2017-01-30",
      "last_synced_at": "2026-10-06T09:54:23.705Z",
      "location_count": 24,
      "location_summary": "Birmingham, Alabama • Jasper, Alabama • Mobile, Alabama + 21 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Jasper",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00857766"
    },
    {
      "nct_id": "NCT00819637",
      "title": "A Pilot Study to Determine the Most Effective Dose of Arformoterol for Treating Acute Asthmatic Patients",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Acute Asthma"
      ],
      "interventions": [
        {
          "name": "arformoterol (RR formoterol)",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        },
        {
          "name": "levalbuterol",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Henry Ford Health System",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 2,
      "start_date": "2009-01",
      "completion_date": "2009-11",
      "has_results": true,
      "last_update_posted_date": "2023-05-24",
      "last_synced_at": "2026-10-06T09:54:23.705Z",
      "location_count": 1,
      "location_summary": "Detroit, Michigan",
      "locations": [
        {
          "city": "Detroit",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00819637"
    },
    {
      "nct_id": "NCT00624286",
      "title": "Efficacy and Safety of Indacaterol in Patients With Chronic Obstructive Pulmonary Disease (COPD)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Chronic Obstructive Pulmonary Disease"
      ],
      "interventions": [
        {
          "name": "Indacaterol 150 μg",
          "type": "DRUG"
        },
        {
          "name": "Placebo to indacaterol",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Novartis",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 416,
      "start_date": "2008-02",
      "completion_date": "2008-07",
      "has_results": true,
      "last_update_posted_date": "2011-08-18",
      "last_synced_at": "2026-10-06T09:54:23.705Z",
      "location_count": 118,
      "location_summary": "Anniston, Alabama • Birmingham, Alabama • Jasper, Alabama + 105 more",
      "locations": [
        {
          "city": "Anniston",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Jasper",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Glendale",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00624286"
    },
    {
      "nct_id": "NCT00358358",
      "title": "Chronic Obstructive Pulmonary Disease Endpoints Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Pulmonary Disease, Chronic Obstructive"
      ],
      "interventions": [
        {
          "name": "Fluticasone Propionate/Salmeterol 500/50mcg combination",
          "type": "DRUG"
        },
        {
          "name": "Fluticasone Propionate 500mcg",
          "type": "DRUG"
        },
        {
          "name": "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": 163,
      "start_date": "2006-03",
      "completion_date": "2007-02",
      "has_results": false,
      "last_update_posted_date": "2017-01-20",
      "last_synced_at": "2026-10-06T09:54:23.705Z",
      "location_count": 4,
      "location_summary": "Absecon, New Jersey • Charleston, South Carolina • Greenville, South Carolina + 1 more",
      "locations": [
        {
          "city": "Absecon",
          "state": "New Jersey"
        },
        {
          "city": "Charleston",
          "state": "South Carolina"
        },
        {
          "city": "Greenville",
          "state": "South Carolina"
        },
        {
          "city": "Spartanburg",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00358358"
    },
    {
      "nct_id": "NCT02433834",
      "title": "Chronic Dosing Cross-Over Study to Assess the Efficacy and Safety of Glycopyrronium (PT001) in Adult Subjects With Intermittent Asthma or Mild to Moderate Persistent Asthma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "Glycopyrronium MDI",
          "type": "DRUG"
        },
        {
          "name": "Serevent Diskus 50 μg",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pearl Therapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 248,
      "start_date": "2015-05-27",
      "completion_date": "2016-03-26",
      "has_results": true,
      "last_update_posted_date": "2017-07-02",
      "last_synced_at": "2026-10-06T09:54:23.705Z",
      "location_count": 43,
      "location_summary": "Birmingham, Alabama • Anaheim, California • Bakersfield, California + 36 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Bakersfield",
          "state": "California"
        },
        {
          "city": "Cerritos",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02433834"
    },
    {
      "nct_id": "NCT00784758",
      "title": "Fenzian Asthma Multicenter Outcomes Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "Fenzian Device",
          "type": "DEVICE"
        },
        {
          "name": "Sham Device",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "12 Years to 80 Years"
      },
      "enrollment_count": 81,
      "start_date": "2009-02",
      "completion_date": "2011-06",
      "has_results": true,
      "last_update_posted_date": "2019-05-10",
      "last_synced_at": "2026-10-06T09:54:23.705Z",
      "location_count": 3,
      "location_summary": "Los Angeles, California • Baltimore, Maryland • Durham, North Carolina",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00784758"
    },
    {
      "nct_id": "NCT01696214",
      "title": "A Pilot Study to Determine the Feasibility and Utility of Implementing of the Full Scale TOM Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "Fluticasone 250 mg/salmeterol 50 mg",
          "type": "DRUG"
        },
        {
          "name": "Montelukast 10mg",
          "type": "DRUG"
        },
        {
          "name": "Theophylline 400 mg",
          "type": "DRUG"
        },
        {
          "name": "ipratropium",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, San Diego",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 20,
      "start_date": "2012-10",
      "completion_date": "2016-11",
      "has_results": true,
      "last_update_posted_date": "2019-01-23",
      "last_synced_at": "2026-10-06T09:54:23.705Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01696214"
    },
    {
      "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": "2026-10-06T09:54:23.705Z",
      "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": "NCT02031640",
      "title": "A Safety and Efficacy Study of Beclomethasone Dipropionate Delivered Via Breath-Actuated Inhaler (BAI) or Metered-Dose Inhaler (MDI) in Participants >=12 Years Old With Persistent Asthma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "Beclomethasone dipropionate",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Albuterol/salbutamol",
          "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": 1113,
      "start_date": "2013-12",
      "completion_date": "2014-12",
      "has_results": true,
      "last_update_posted_date": "2021-11-09",
      "last_synced_at": "2026-10-06T09:54:23.705Z",
      "location_count": 94,
      "location_summary": "Costa Mesa, California • Huntington Beach, California • Long Beach, California + 77 more",
      "locations": [
        {
          "city": "Costa Mesa",
          "state": "California"
        },
        {
          "city": "Huntington Beach",
          "state": "California"
        },
        {
          "city": "Huntington Beach",
          "state": "California"
        },
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02031640"
    }
  ]
}