{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Lemborexant+5+mg",
    "query": {
      "intervention": "Lemborexant 5 mg"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-14T23:40:01.735Z",
  "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": "NCT04009577",
      "title": "A Study to Evaluate Next-Dose Transition From Zolpidem to Lemborexant (LEM) for the Treatment of Insomnia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Insomnia"
      ],
      "interventions": [
        {
          "name": "LEM 5 mg",
          "type": "DRUG"
        },
        {
          "name": "LEM 10 mg",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Eisai Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 53,
      "start_date": "2019-07-15",
      "completion_date": "2020-06-26",
      "has_results": true,
      "last_update_posted_date": "2021-04-12",
      "last_synced_at": "2026-09-14T23:40:01.735Z",
      "location_count": 17,
      "location_summary": "Glendale, Arizona • Sacramento, California • San Diego, California + 14 more",
      "locations": [
        {
          "city": "Glendale",
          "state": "Arizona"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Santa Ana",
          "state": "California"
        },
        {
          "city": "Fleming Island",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04009577"
    },
    {
      "nct_id": "NCT02350309",
      "title": "Study to Evaluate the Effect of 2 Dosage Strengths of Lemborexant (E2006) on a Multiple Sleep Latency Test in Participants With Insomnia Disorder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Insomnia Disorder"
      ],
      "interventions": [
        {
          "name": "Lemborexant 5 mg",
          "type": "DRUG"
        },
        {
          "name": "Lemborexant 10 mg",
          "type": "DRUG"
        },
        {
          "name": "Lemborexant-matched placebo.",
          "type": "DRUG"
        },
        {
          "name": "Flurazepam 30 mg",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Eisai Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 69,
      "start_date": "2014-12-13",
      "completion_date": "2015-04-21",
      "has_results": true,
      "last_update_posted_date": "2020-01-18",
      "last_synced_at": "2026-09-14T23:40:01.735Z",
      "location_count": 2,
      "location_summary": "Atlanta, Georgia • Crestview Hills, Kentucky",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Crestview Hills",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02350309"
    },
    {
      "nct_id": "NCT03008447",
      "title": "Crossover Study to Evaluate the Effect of Lemborexant Versus Placebo and Zolpidem on Postural Stability, Auditory Awakening Threshold, and Cognitive Performance in Healthy Subjects 55 Years and Older",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy Subjects"
      ],
      "interventions": [
        {
          "name": "LEM5",
          "type": "DRUG"
        },
        {
          "name": "LEM10",
          "type": "DRUG"
        },
        {
          "name": "ZOL",
          "type": "DRUG"
        },
        {
          "name": "PBO",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Eisai Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "55 Years and older"
      },
      "enrollment_count": 60,
      "start_date": "2016-11-21",
      "completion_date": "2018-01-03",
      "has_results": false,
      "last_update_posted_date": "2019-08-01",
      "last_synced_at": "2026-09-14T23:40:01.735Z",
      "location_count": 4,
      "location_summary": "Atlanta, Georgia • New York, New York • Raleigh, North Carolina + 1 more",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Raleigh",
          "state": "North Carolina"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03008447"
    },
    {
      "nct_id": "NCT03001557",
      "title": "Study of Lemborexant for Irregular Sleep-Wake Rhythm Disorder and Mild to Moderate Alzheimer's Disease Dementia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Irregular Sleep-Wake Rhythm Disorder"
      ],
      "interventions": [
        {
          "name": "Lemborexant 2.5 mg",
          "type": "DRUG"
        },
        {
          "name": "Lemborexant 5 mg",
          "type": "DRUG"
        },
        {
          "name": "Lemborexant 10 mg",
          "type": "DRUG"
        },
        {
          "name": "Lemborexant 15 mg",
          "type": "DRUG"
        },
        {
          "name": "Lemborexant-matched placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Eisai Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "60 Years to 90 Years"
      },
      "enrollment_count": 63,
      "start_date": "2016-12-20",
      "completion_date": "2020-04-17",
      "has_results": true,
      "last_update_posted_date": "2021-05-17",
      "last_synced_at": "2026-09-14T23:40:01.735Z",
      "location_count": 37,
      "location_summary": "Little Rock, Arkansas • Rogers, Arkansas • Costa Mesa, California + 30 more",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Rogers",
          "state": "Arkansas"
        },
        {
          "city": "Costa Mesa",
          "state": "California"
        },
        {
          "city": "Fullerton",
          "state": "California"
        },
        {
          "city": "Glendale",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03001557"
    },
    {
      "nct_id": "NCT04647383",
      "title": "A Study to Evaluate the Respiratory Safety of Lemborexant in Adult and Elderly Participants With Moderate to Severe Obstructive Sleep Apnea, and in Adult and Elderly Participants With Moderate to Severe Chronic Obstructive Pulmonary Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Sleep Apnea, Obstructive",
        "Pulmonary Disease, Chronic Obstructive",
        "Respiration Disorders"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Lemborexant 10 mg",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Eisai Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "45 Years to 90 Years"
      },
      "enrollment_count": 63,
      "start_date": "2021-01-06",
      "completion_date": "2022-02-10",
      "has_results": true,
      "last_update_posted_date": "2023-10-10",
      "last_synced_at": "2026-09-14T23:40:01.735Z",
      "location_count": 11,
      "location_summary": "Glendale, Arizona • San Diego, California • Brandon, Florida + 7 more",
      "locations": [
        {
          "city": "Glendale",
          "state": "Arizona"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Brandon",
          "state": "Florida"
        },
        {
          "city": "Clearwater",
          "state": "Florida"
        },
        {
          "city": "Hollywood",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04647383"
    },
    {
      "nct_id": "NCT04818086",
      "title": "Drug-drug Interaction Study of Lemborexant as an Adjunctive Treatment for Buprenorphine/Naloxone for Opioid Use Disorder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Drug Interaction",
        "Analgesics",
        "Opioid Use Disorder"
      ],
      "interventions": [
        {
          "name": "Lemborexant",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Buprenorphine-naloxone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Virginia Commonwealth University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 18,
      "start_date": "2021-05-03",
      "completion_date": "2023-04-20",
      "has_results": true,
      "last_update_posted_date": "2024-11-13",
      "last_synced_at": "2026-09-14T23:40:01.735Z",
      "location_count": 1,
      "location_summary": "Richmond, Virginia",
      "locations": [
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04818086"
    },
    {
      "nct_id": "NCT03471871",
      "title": "Study to Evaluate the Respiratory Safety of Lemborexant in Adult and Elderly Healthy Subjects and Adult and Elderly Subjects With Mild Obstructive Sleep Apnea",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Obstructive Sleep Apnea",
        "Healthy Subjects"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Lemborexant 10 mg",
          "type": "DRUG"
        },
        {
          "name": "Lemborexant 25 mg",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Eisai Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 146,
      "start_date": "2018-02-21",
      "completion_date": "2018-08-03",
      "has_results": true,
      "last_update_posted_date": "2020-02-17",
      "last_synced_at": "2026-09-14T23:40:01.735Z",
      "location_count": 11,
      "location_summary": "Glendale, Arizona • Phoenix, Arizona • San Diego, California + 7 more",
      "locations": [
        {
          "city": "Glendale",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Brandon",
          "state": "Florida"
        },
        {
          "city": "Hollywood",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03471871"
    },
    {
      "nct_id": "NCT06981195",
      "title": "Effects of Lemborexant on Insomnia and Its Relationship to Mood and Behavior on Opioid Use Disorder Subjects",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Opioid Use Disorder",
        "Opioid Use",
        "Insomnia",
        "Orexin Antagonist"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Lemborexant 10 MG",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Virginia Commonwealth University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2025-05-27",
      "completion_date": "2029-07-30",
      "has_results": false,
      "last_update_posted_date": "2026-07-09",
      "last_synced_at": "2026-09-14T23:40:01.735Z",
      "location_count": 1,
      "location_summary": "Richmond, Virginia",
      "locations": [
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06981195"
    },
    {
      "nct_id": "NCT02783729",
      "title": "Study of the Efficacy and Safety of Lemborexant in Subjects 55 Years and Older With Insomnia Disorder (SUNRISE 1)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Insomnia"
      ],
      "interventions": [
        {
          "name": "Lemborexant",
          "type": "DRUG"
        },
        {
          "name": "Lemborexant-matched placebo",
          "type": "DRUG"
        },
        {
          "name": "Zolpidem tartrate",
          "type": "DRUG"
        },
        {
          "name": "Zolpidem-matched placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Eisai Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "55 Years and older"
      },
      "enrollment_count": 1006,
      "start_date": "2016-05-31",
      "completion_date": "2018-01-30",
      "has_results": true,
      "last_update_posted_date": "2024-11-12",
      "last_synced_at": "2026-09-14T23:40:01.735Z",
      "location_count": 60,
      "location_summary": "Jasper, Alabama • Glendale, Arizona • Little Rock, Arkansas + 49 more",
      "locations": [
        {
          "city": "Jasper",
          "state": "Alabama"
        },
        {
          "city": "Glendale",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Carlsbad",
          "state": "California"
        },
        {
          "city": "Fountain Valley",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02783729"
    },
    {
      "nct_id": "NCT02952820",
      "title": "Long-term Study of Lemborexant in Insomnia Disorder (SUNRISE 2)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Insomnia Disorder"
      ],
      "interventions": [
        {
          "name": "lemborexant",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Eisai Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 971,
      "start_date": "2016-11-15",
      "completion_date": "2019-01-08",
      "has_results": true,
      "last_update_posted_date": "2020-02-06",
      "last_synced_at": "2026-09-14T23:40:01.735Z",
      "location_count": 42,
      "location_summary": "Chandler, Arizona • Rogers, Arkansas • Beverly Hills, California + 35 more",
      "locations": [
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Rogers",
          "state": "Arkansas"
        },
        {
          "city": "Beverly Hills",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02952820"
    }
  ]
}