{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Transient+Insomnia",
    "query": {
      "condition": "Transient Insomnia"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 15,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Transient+Insomnia&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-05-22T09:44:40.951Z",
  "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": "NCT00671086",
      "title": "Efficacy of Ramelteon in Subjects With Chronic Insomnia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Sleep Initiation and Maintenance Disorders"
      ],
      "interventions": [
        {
          "name": "Ramelteon",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Takeda",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1213,
      "start_date": "2003-02",
      "completion_date": "2004-09",
      "has_results": false,
      "last_update_posted_date": "2012-02-28",
      "last_synced_at": "2026-05-22T09:44:40.951Z",
      "location_count": 122,
      "location_summary": "Birmingham, Alabama • Mobile, Alabama • Phoenix, Arizona + 119 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tempe",
          "state": "Arizona"
        },
        {
          "city": "Hot Springs",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00671086"
    },
    {
      "nct_id": "NCT00666770",
      "title": "A Polysomnographic Study of Single-Dose Gabapentin in Transient Insomnia Induced by a Sleep Phase Advance",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Transient Insomnia"
      ],
      "interventions": [
        {
          "name": "Gabapentin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer's Upjohn has merged with Mylan to form Viatris Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 309,
      "start_date": "2004-10",
      "completion_date": "2004-11",
      "has_results": false,
      "last_update_posted_date": "2021-02-02",
      "last_synced_at": "2026-05-22T09:44:40.951Z",
      "location_count": 5,
      "location_summary": "Glendale, California • San Diego, California • Overland Park, Kansas + 1 more",
      "locations": [
        {
          "city": "Glendale",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Overland Park",
          "state": "Kansas"
        },
        {
          "city": "Overland Park",
          "state": "Kansas"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00666770"
    },
    {
      "nct_id": "NCT00950885",
      "title": "Melatonin Treatment for Induced Transient Insomnia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Delayed Sleep Phase Disorder",
        "Jet-lag",
        "Shift-work Disorder"
      ],
      "interventions": [
        {
          "name": "Low Dose Melatonin",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Placebo",
          "type": "BIOLOGICAL"
        },
        {
          "name": "High Dose Melatonin",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "18 Years to 30 Years"
      },
      "enrollment_count": 42,
      "start_date": "2009-09",
      "completion_date": "2013-08",
      "has_results": false,
      "last_update_posted_date": "2017-03-08",
      "last_synced_at": "2026-05-22T09:44:40.951Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00950885"
    },
    {
      "nct_id": "NCT00163046",
      "title": "A 28-Day Polysomnographic Study of Gabapentin in Transient Insomnia Induced by a Sleep Phase Advance",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Transient Insomnia"
      ],
      "interventions": [
        {
          "name": "Gabapentin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer's Upjohn has merged with Mylan to form Viatris Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 256,
      "start_date": "2005-10",
      "completion_date": "2006-04",
      "has_results": false,
      "last_update_posted_date": "2021-02-02",
      "last_synced_at": "2026-05-22T09:44:40.951Z",
      "location_count": 3,
      "location_summary": "Glendale, California • San Diego, California • Overland Park, Kansas",
      "locations": [
        {
          "city": "Glendale",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Overland Park",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00163046"
    },
    {
      "nct_id": "NCT00291187",
      "title": "VEC-162 Study in Healthy Adult Volunteers in a Model of Insomnia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Insomnia"
      ],
      "interventions": [
        {
          "name": "20 mg VEC-162",
          "type": "DRUG"
        },
        {
          "name": "50 mg VEC-162",
          "type": "DRUG"
        },
        {
          "name": "100 mg VEC-162",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Vanda Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "21 Years to 50 Years"
      },
      "enrollment_count": 411,
      "start_date": "2006-02",
      "completion_date": "2006-08",
      "has_results": true,
      "last_update_posted_date": "2014-10-15",
      "last_synced_at": "2026-05-22T09:44:40.951Z",
      "location_count": 19,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • San Diego, California + 16 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Santa Monica",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00291187"
    },
    {
      "nct_id": "NCT00671398",
      "title": "Efficacy of Ramelteon on Transient Insomnia in Healthy Adults",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Transient Insomnia"
      ],
      "interventions": [
        {
          "name": "Ramelteon",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Takeda",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "18 Years to 64 Years"
      },
      "enrollment_count": 289,
      "start_date": "2002-12",
      "completion_date": "2003-05",
      "has_results": false,
      "last_update_posted_date": "2012-02-28",
      "last_synced_at": "2026-05-22T09:44:40.951Z",
      "location_count": 12,
      "location_summary": "Palm Springs, California • San Diego, California • Miami, Florida + 9 more",
      "locations": [
        {
          "city": "Palm Springs",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Pembroke Pines",
          "state": "Florida"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00671398"
    },
    {
      "nct_id": "NCT00666575",
      "title": "A Study of the Safety of Gabapentin in a Potential Over-the-Counter Population With Occasional Sleeplessness",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Transient Insomnia"
      ],
      "interventions": [
        {
          "name": "Gabapentin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer's Upjohn has merged with Mylan to form Viatris Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 2105,
      "start_date": "2004-12",
      "completion_date": "2005-05",
      "has_results": false,
      "last_update_posted_date": "2021-02-02",
      "last_synced_at": "2026-05-22T09:44:40.951Z",
      "location_count": 23,
      "location_summary": "Mobile, Alabama • Phoenix, Arizona • Beverly Hills, California + 17 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Beverly Hills",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Clearwater",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00666575"
    },
    {
      "nct_id": "NCT04396327",
      "title": "SM-1 vs. an Active Comparator in A Model of Transient Insomnia",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Transient Insomnia"
      ],
      "interventions": [
        {
          "name": "SM-1",
          "type": "DRUG"
        },
        {
          "name": "Active Comparator",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sequential Medicine Ltd",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "25 Years to 55 Years"
      },
      "enrollment_count": 14,
      "start_date": "2020-05-27",
      "completion_date": "2020-06-30",
      "has_results": false,
      "last_update_posted_date": "2020-05-20",
      "last_synced_at": "2026-05-22T09:44:40.951Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04396327"
    },
    {
      "nct_id": "NCT00674752",
      "title": "A Polysomnographic Study Of Single-Dose Gabapentin In Transient Insomnia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Transient Insomnia"
      ],
      "interventions": [
        {
          "name": "Gabapentin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer's Upjohn has merged with Mylan to form Viatris Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 377,
      "start_date": "2006-03",
      "completion_date": "2006-08",
      "has_results": false,
      "last_update_posted_date": "2021-02-02",
      "last_synced_at": "2026-05-22T09:44:40.951Z",
      "location_count": 4,
      "location_summary": "Miami, Florida • Atlanta, Georgia • Overland Park, Kansas + 1 more",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Overland Park",
          "state": "Kansas"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00674752"
    },
    {
      "nct_id": "NCT00666939",
      "title": "A Study of Single-Dose Gabapentin in Subjects With Transient Insomnia Induced by a Sleep Phase Advance",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Transient Insomnia"
      ],
      "interventions": [
        {
          "name": "Gabapentin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer's Upjohn has merged with Mylan to form Viatris Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 773,
      "start_date": "2004-10",
      "completion_date": "2005-01",
      "has_results": false,
      "last_update_posted_date": "2021-02-02",
      "last_synced_at": "2026-05-22T09:44:40.951Z",
      "location_count": 10,
      "location_summary": "San Diego, California • Ocala, Florida • Atlanta, Georgia + 6 more",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Ocala",
          "state": "Florida"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Metairie",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00666939"
    }
  ]
}