{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Singulair+%28Montelukast+Sodium%29",
    "query": {
      "intervention": "Singulair (Montelukast Sodium)"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 13,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Singulair+%28Montelukast+Sodium%29&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-10-10T11:37:04.280Z",
  "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": "NCT05894577",
      "title": "ACTIV-6: COVID-19 Study of Repurposed Medications - Arm F (Montelukast)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Covid19"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "OTHER"
        },
        {
          "name": "Montelukast",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DRUG"
      ],
      "sponsor": "Susanna Naggie, MD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "30 Years and older"
      },
      "enrollment_count": 1453,
      "start_date": "2023-01-27",
      "completion_date": "2024-01-01",
      "has_results": true,
      "last_update_posted_date": "2025-01-17",
      "last_synced_at": "2026-10-10T11:37:04.280Z",
      "location_count": 109,
      "location_summary": "Chandler, Arizona • Gilbert, Arizona • Mesa, Arizona + 96 more",
      "locations": [
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Gilbert",
          "state": "Arizona"
        },
        {
          "city": "Mesa",
          "state": "Arizona"
        },
        {
          "city": "Peoria",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05894577"
    },
    {
      "nct_id": "NCT01307462",
      "title": "Targeted Therapy of Bronchiolitis Obliterans Syndrome",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Bronchiolitis Obliterans"
      ],
      "interventions": [
        {
          "name": "fluticasone propionate",
          "type": "DRUG"
        },
        {
          "name": "montelukast sodium",
          "type": "DRUG"
        },
        {
          "name": "azithromycin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Stephanie Lee",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "6 Years to 99 Years"
      },
      "enrollment_count": 36,
      "start_date": "2011-06",
      "completion_date": "2015-12",
      "has_results": true,
      "last_update_posted_date": "2017-10-04",
      "last_synced_at": "2026-10-10T11:37:04.280Z",
      "location_count": 11,
      "location_summary": "Scottsdale, Arizona • Stanford, California • Tampa, Florida + 8 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Bethesda",
          "state": "Maryland"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01307462"
    },
    {
      "nct_id": "NCT00319488",
      "title": "Childhood Asthma Research and Education (CARE) Network Trial - Acute Intervention Management Strategies (AIMS)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Asthma",
        "Lung Diseases"
      ],
      "interventions": [
        {
          "name": "Inhaled Corticosteroid (Budesonide)",
          "type": "DRUG"
        },
        {
          "name": "Leukotriene Receptor Antagonist (Montelukast Sodium)",
          "type": "DRUG"
        },
        {
          "name": "Inhaled Albuterol",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Heart, Lung, and Blood Institute (NHLBI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Months",
        "maximum_age": "59 Months",
        "sex": "ALL",
        "summary": "12 Months to 59 Months"
      },
      "enrollment_count": 238,
      "start_date": "2004-02",
      "completion_date": "2006-11",
      "has_results": false,
      "last_update_posted_date": "2016-07-29",
      "last_synced_at": "2026-10-10T11:37:04.280Z",
      "location_count": 6,
      "location_summary": "Tucson, Arizona • La Jolla, California • Denver, Colorado + 3 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "Hershey",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00319488"
    },
    {
      "nct_id": "NCT01659892",
      "title": "Bioequivalency Study of Montelukast Chewable 5 mg Tablets Under Fed Conditions",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "Montelukast",
          "type": "DRUG"
        },
        {
          "name": "Singulair",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Roxane Laboratories",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 36,
      "start_date": "2008-08",
      "completion_date": "2008-08",
      "has_results": false,
      "last_update_posted_date": "2018-01-23",
      "last_synced_at": "2026-10-10T11:37:04.280Z",
      "location_count": 1,
      "location_summary": "Fargo, North Dakota",
      "locations": [
        {
          "city": "Fargo",
          "state": "North Dakota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01659892"
    },
    {
      "nct_id": "NCT01659905",
      "title": "Bioequivalency Study of Montelukast Chewable 5 mg Tablets Under Fasted Conditions",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "Montelukast",
          "type": "DRUG"
        },
        {
          "name": "Singulair",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Roxane Laboratories",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 35,
      "start_date": "2008-08",
      "completion_date": "2008-08",
      "has_results": false,
      "last_update_posted_date": "2018-01-23",
      "last_synced_at": "2026-10-10T11:37:04.280Z",
      "location_count": 1,
      "location_summary": "Fargo, North Dakota",
      "locations": [
        {
          "city": "Fargo",
          "state": "North Dakota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01659905"
    },
    {
      "nct_id": "NCT07101640",
      "title": "PK, Safety and Preliminary Efficacy Study of Montelukast in Critically Ill Infants With Developing Bronchopulmonary Dysplasia",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Bronchopulmonary Dysplasia (BPD)",
        "Premature Births",
        "Critical Illness"
      ],
      "interventions": [
        {
          "name": "montelukast 4 mg granule",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "7 Days",
        "maximum_age": "28 Days",
        "sex": "ALL",
        "summary": "7 Days to 28 Days"
      },
      "enrollment_count": 28,
      "start_date": "2026-02-23",
      "completion_date": "2028-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-07-14",
      "last_synced_at": "2026-10-10T11:37:04.280Z",
      "location_count": 5,
      "location_summary": "Little Rock, Arkansas • Amherst, Massachusetts • Las Vegas, Nevada + 2 more",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Amherst",
          "state": "Massachusetts"
        },
        {
          "city": "Las Vegas",
          "state": "Nevada"
        },
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        },
        {
          "city": "Greenville",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07101640"
    },
    {
      "nct_id": "NCT01659918",
      "title": "Bioequivalency Study of Montelukast 10 mg Tablets Under Fed Conditions",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "Montelukast",
          "type": "DRUG"
        },
        {
          "name": "Singulair",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Roxane Laboratories",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 35,
      "start_date": "2008-02",
      "completion_date": "2008-02",
      "has_results": false,
      "last_update_posted_date": "2018-01-23",
      "last_synced_at": "2026-10-10T11:37:04.280Z",
      "location_count": 1,
      "location_summary": "Fargo, North Dakota",
      "locations": [
        {
          "city": "Fargo",
          "state": "North Dakota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01659918"
    },
    {
      "nct_id": "NCT01659931",
      "title": "Bioequivalency Study of Montelukast 10 mg Tablets Under Fasted Conditions",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Asthma"
      ],
      "interventions": [
        {
          "name": "Montelukast",
          "type": "DRUG"
        },
        {
          "name": "Singulair",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Roxane Laboratories",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 34,
      "start_date": "2008-02",
      "completion_date": "2008-02",
      "has_results": false,
      "last_update_posted_date": "2018-01-23",
      "last_synced_at": "2026-10-10T11:37:04.280Z",
      "location_count": 1,
      "location_summary": "Fargo, North Dakota",
      "locations": [
        {
          "city": "Fargo",
          "state": "North Dakota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01659931"
    },
    {
      "nct_id": "NCT00162864",
      "title": "A Pilot Study of Montelukast Sodium (Singulair) in Older Adults With Asthma or Chronic Obstructive Pulmonary Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Asthma",
        "COPD"
      ],
      "interventions": [
        {
          "name": "montelukast sodium",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Kaiser Permanente",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 200,
      "start_date": "1999-12",
      "completion_date": "2002-04",
      "has_results": false,
      "last_update_posted_date": "2006-03-24",
      "last_synced_at": "2026-10-10T11:37:04.280Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00162864"
    },
    {
      "nct_id": "NCT00656058",
      "title": "Montelukast to Treat Bronchiolitis Obliterans",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Bronchiolitis Obliterans",
        "Chronic Graft Versus Host Disease",
        "Leukotriene",
        "Montelukast",
        "Stem Cell Transplant"
      ],
      "interventions": [
        {
          "name": "Singulair (Montelukast Sodium)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Cancer Institute (NCI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "6 Years to 80 Years"
      },
      "enrollment_count": 25,
      "start_date": "2008-06-17",
      "completion_date": "2018-02-22",
      "has_results": true,
      "last_update_posted_date": "2018-04-09",
      "last_synced_at": "2026-10-10T11:37:04.280Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00656058"
    }
  ]
}