{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+montelukast&page=2",
    "query": {
      "intervention": "Placebo montelukast",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 55,
    "total_pages": 6,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+montelukast&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Placebo+montelukast&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-03T14:04:51.469Z",
  "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": "NCT03039101",
      "title": "Leukotriene Antagonism in Recruitment of CD49d Expressing Neutrophils in Atopic Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Nasal Allergy"
      ],
      "interventions": [
        {
          "name": "Nasal lavage",
          "type": "PROCEDURE"
        },
        {
          "name": "Nasal allergen challenge",
          "type": "PROCEDURE"
        },
        {
          "name": "Epicutaneous skin testing",
          "type": "PROCEDURE"
        },
        {
          "name": "Peripheral blood",
          "type": "PROCEDURE"
        },
        {
          "name": "Montelukast 10Mg Tablet",
          "type": "DRUG"
        },
        {
          "name": "Placebo Oral Tablet",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "Mitchell Grayson",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "21 Years to 65 Years"
      },
      "enrollment_count": 25,
      "start_date": "2017-09-06",
      "completion_date": "2018-07-16",
      "has_results": false,
      "last_update_posted_date": "2019-10-07",
      "last_synced_at": "2026-10-03T14:04:51.469Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03039101"
    },
    {
      "nct_id": "NCT00119015",
      "title": "The Addition of Montelukast to Fluticasone in the Treatment of Perennial Allergic Rhinitis",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Rhinitis, Allergic, Perennial"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Montelukast",
          "type": "DRUG"
        },
        {
          "name": "Fluticasone propionate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 102,
      "start_date": "2005-07",
      "completion_date": "2009-01",
      "has_results": true,
      "last_update_posted_date": "2014-02-28",
      "last_synced_at": "2026-10-03T14:04:51.469Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00119015"
    },
    {
      "nct_id": "NCT01770899",
      "title": "Evaluation Montelukast in the Treatment of Status Asthmaticus",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Status Asthmaticus"
      ],
      "interventions": [
        {
          "name": "Montelukast",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Corrie Fletcher",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "14 Years",
        "sex": "ALL",
        "summary": "2 Years to 14 Years"
      },
      "enrollment_count": 100,
      "start_date": "2013-01",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2013-02-25",
      "last_synced_at": "2026-10-03T14:04:51.469Z",
      "location_count": 1,
      "location_summary": "Oak Lawn, Illinois",
      "locations": [
        {
          "city": "Oak Lawn",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01770899"
    },
    {
      "nct_id": "NCT01730027",
      "title": "A Study to Evaluate Efficacy and Safety of ADC3680 in Subjects With Inadequately-Controlled Asthma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "ADC3680",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "montelukast",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pulmagen Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 248,
      "start_date": "2013-04",
      "completion_date": "2014-12",
      "has_results": false,
      "last_update_posted_date": "2017-10-06",
      "last_synced_at": "2026-10-03T14:04:51.469Z",
      "location_count": 35,
      "location_summary": "Birmingham, Alabama • Huntington Beach, California • Riverside, California + 32 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Huntington Beach",
          "state": "California"
        },
        {
          "city": "Riverside",
          "state": "California"
        },
        {
          "city": "Rolling Hills",
          "state": "California"
        },
        {
          "city": "San Jose",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01730027"
    },
    {
      "nct_id": "NCT00511316",
      "title": "Trial of Montelukast in Eosinophilic Esophagitis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Eosinophilic Esophagitis"
      ],
      "interventions": [
        {
          "name": "Montelukast/ Singulair",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 41,
      "start_date": "2007-08",
      "completion_date": "2015-09",
      "has_results": false,
      "last_update_posted_date": "2015-11-03",
      "last_synced_at": "2026-10-03T14:04:51.469Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00511316"
    },
    {
      "nct_id": "NCT01329939",
      "title": "The Effect of Montelukast on Asthma Control in Overweight/Obese Atopic Asthmatics",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Asthma",
        "Obesity",
        "Inflammation"
      ],
      "interventions": [
        {
          "name": "Montelukast",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Northwell Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "7 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "7 Years to 17 Years"
      },
      "enrollment_count": 26,
      "start_date": "2011-04",
      "completion_date": "2014-09",
      "has_results": true,
      "last_update_posted_date": "2016-04-07",
      "last_synced_at": "2026-10-03T14:04:51.469Z",
      "location_count": 1,
      "location_summary": "Great Neck, New York",
      "locations": [
        {
          "city": "Great Neck",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01329939"
    },
    {
      "nct_id": "NCT02483975",
      "title": "Effect of Fluticasone Furoate Inhalation Powder on the Hypothalamic-pituitary-adrenocortical Axis of Children Aged 5-11 Years With Asthma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "FF",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Montelukast",
          "type": "DRUG"
        },
        {
          "name": "Albuterol/Salbutamol",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": "11 Years",
        "sex": "ALL",
        "summary": "5 Years to 11 Years"
      },
      "enrollment_count": 111,
      "start_date": "2015-10-09",
      "completion_date": "2016-06-21",
      "has_results": true,
      "last_update_posted_date": "2020-04-27",
      "last_synced_at": "2026-10-03T14:04:51.469Z",
      "location_count": 14,
      "location_summary": "Little Rock, Arkansas • Alhambra, California • Costa Mesa, California + 8 more",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Alhambra",
          "state": "California"
        },
        {
          "city": "Costa Mesa",
          "state": "California"
        },
        {
          "city": "Huntington Beach",
          "state": "California"
        },
        {
          "city": "Newport Beach",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02483975"
    },
    {
      "nct_id": "NCT01437735",
      "title": "Dose Finding Study for QAW039 in Asthma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "QAW039",
          "type": "DRUG"
        },
        {
          "name": "Montelukast",
          "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": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 1043,
      "start_date": "2011-08",
      "completion_date": "2013-11",
      "has_results": false,
      "last_update_posted_date": "2020-12-19",
      "last_synced_at": "2026-10-03T14:04:51.469Z",
      "location_count": 38,
      "location_summary": "Scottsdale, Arizona • Encinitas, California • Huntington Beach, California + 33 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Encinitas",
          "state": "California"
        },
        {
          "city": "Huntington Beach",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01437735"
    },
    {
      "nct_id": "NCT07685886",
      "title": "MIRACLE-T2D Montelukast Intervention for Renal, Cardiovascular and Eye Health in Type 2 Diabetes",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Diabetes",
        "Kidney Disease",
        "Vascular Disease",
        "Retinopathy"
      ],
      "interventions": [
        {
          "name": "Montelukast",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 110,
      "start_date": "2026-09-01",
      "completion_date": "2031-08-31",
      "has_results": false,
      "last_update_posted_date": "2026-07-06",
      "last_synced_at": "2026-10-03T14:04:51.469Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07685886"
    },
    {
      "nct_id": "NCT00557284",
      "title": "Efficacy Study of Montelukast in Atopic Dermatitis Induced by Food Allergens",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Atopic Dermatitis"
      ],
      "interventions": [
        {
          "name": "Montelukast",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "1st Allergy & Clinical Research Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": "8 Years",
        "sex": "ALL",
        "summary": "1 Year to 8 Years"
      },
      "enrollment_count": 20,
      "start_date": "2008-03",
      "completion_date": "2009-05",
      "has_results": true,
      "last_update_posted_date": "2015-04-21",
      "last_synced_at": "2026-10-03T14:04:51.469Z",
      "location_count": 2,
      "location_summary": "Centennial, Colorado • Thornton, Colorado",
      "locations": [
        {
          "city": "Centennial",
          "state": "Colorado"
        },
        {
          "city": "Thornton",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00557284"
    }
  ]
}