{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Sleep+Extension&page=4",
    "query": {
      "condition": "Sleep Extension",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 78,
    "total_pages": 8,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Sleep+Extension&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Sleep+Extension&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-30T17:06:08.052Z",
  "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": "NCT06567925",
      "title": "Sleep Extension to Improve Sleep Efficiency and QoL in HF With Preserved Ejection Fraction: the SLEEP-HF Pilot Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Heart Failure With Preserved Ejection Fraction"
      ],
      "interventions": [
        {
          "name": "Customized Sleep Coaching",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Sleep Hygiene Training",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "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": 10,
      "start_date": "2025-01-21",
      "completion_date": "2025-05-04",
      "has_results": false,
      "last_update_posted_date": "2025-09-04",
      "last_synced_at": "2026-10-30T17:06:08.052Z",
      "location_count": 1,
      "location_summary": "Richmond, Virginia",
      "locations": [
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06567925"
    },
    {
      "nct_id": "NCT05747105",
      "title": "A Sleep Extension Pilot Study in Adults With Obesity",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Obesity",
        "Sleep",
        "Weight, Body",
        "Eating Behavior",
        "Blood Pressure",
        "Quality of Life"
      ],
      "interventions": [
        {
          "name": "Sleep Extension",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Pennsylvania",
      "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": 0,
      "start_date": "2023-02-07",
      "completion_date": "2024-01",
      "has_results": false,
      "last_update_posted_date": "2023-05-19",
      "last_synced_at": "2026-10-30T17:06:08.052Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05747105"
    },
    {
      "nct_id": "NCT05547880",
      "title": "CNS Correlates of Extended Sleep Restriction",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Sleep Restriction"
      ],
      "interventions": [
        {
          "name": "[11C]ER176",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Walter Reed Army Institute of Research (WRAIR)",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "39 Years",
        "sex": "ALL",
        "summary": "18 Years to 39 Years"
      },
      "enrollment_count": 13,
      "start_date": "2023-05-23",
      "completion_date": "2025-03-15",
      "has_results": false,
      "last_update_posted_date": "2025-05-18",
      "last_synced_at": "2026-10-30T17:06:08.052Z",
      "location_count": 1,
      "location_summary": "Silver Spring, Maryland",
      "locations": [
        {
          "city": "Silver Spring",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05547880"
    },
    {
      "nct_id": "NCT00078312",
      "title": "Armodafinil (CEP-10953) for Treatment of Narcolepsy, Obstructive Sleep Apnea/Hypopnea Syndrome, or Chronic Shift Work Sleep Disorder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Narcolepsy",
        "Sleep Apnea, Obstructive",
        "Sleep Apnea Syndromes",
        "Shift-Work Sleep Disorder"
      ],
      "interventions": [
        {
          "name": "CEP-10953 (Armodafinil)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Cephalon",
      "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": 328,
      "start_date": "2004-01",
      "completion_date": "2006-07",
      "has_results": true,
      "last_update_posted_date": "2013-07-19",
      "last_synced_at": "2026-10-30T17:06:08.052Z",
      "location_count": 41,
      "location_summary": "Peoria, Arizona • Phoenix, Arizona • Tucson, Arizona + 35 more",
      "locations": [
        {
          "city": "Peoria",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Hot Springs",
          "state": "Arkansas"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00078312"
    },
    {
      "nct_id": "NCT00256854",
      "title": "Converting From Ropinirole Immediate Release (IR) To Ropinirole Controlled-Release for RLS (Restless Legs Syndrome)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Restless Legs Syndrome",
        "Restless Legs Syndrome (RLS)"
      ],
      "interventions": [
        {
          "name": "Ropinirole IR 1 mg",
          "type": "DRUG"
        },
        {
          "name": "Ropinirole IR 2 mg",
          "type": "DRUG"
        },
        {
          "name": "Ropinirole IR 1 mg Placebo",
          "type": "DRUG"
        },
        {
          "name": "Ropinirole IR 2 mg Placebo",
          "type": "DRUG"
        },
        {
          "name": "Ropinirole CR 2 mg",
          "type": "DRUG"
        },
        {
          "name": "Ropinirole CR 3 mg",
          "type": "DRUG"
        },
        {
          "name": "Ropinirole CR 2 mg Placebo",
          "type": "DRUG"
        },
        {
          "name": "Ropinirole CR 3 mg Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "79 Years",
        "sex": "ALL",
        "summary": "18 Years to 79 Years"
      },
      "enrollment_count": 135,
      "start_date": "2005-11-14",
      "completion_date": "2006-09-21",
      "has_results": true,
      "last_update_posted_date": "2019-03-15",
      "last_synced_at": "2026-10-30T17:06:08.052Z",
      "location_count": 30,
      "location_summary": "Laguna Hills, California • Oxnard, California • Pasadena, California + 27 more",
      "locations": [
        {
          "city": "Laguna Hills",
          "state": "California"
        },
        {
          "city": "Oxnard",
          "state": "California"
        },
        {
          "city": "Pasadena",
          "state": "California"
        },
        {
          "city": "Reseda",
          "state": "California"
        },
        {
          "city": "Boca Raton",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00256854"
    },
    {
      "nct_id": "NCT03398902",
      "title": "Personalizing Sleep Interventions to Prevent Type 2 Diabetes in Community Dwelling Adults With Pre-Diabetes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "PreDiabetes"
      ],
      "interventions": [
        {
          "name": "Sleep extension",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Habitual sleep",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "OTHER"
      ],
      "sponsor": "New York University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "21 Years to 64 Years"
      },
      "enrollment_count": 393,
      "start_date": "2021-03-15",
      "completion_date": "2023-09-18",
      "has_results": true,
      "last_update_posted_date": "2025-09-04",
      "last_synced_at": "2026-10-30T17:06:08.052Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03398902"
    },
    {
      "nct_id": "NCT07675135",
      "title": "A Phase 3 Efficacy and Safety Study of HBS-301 in Participants With Narcolepsy",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "EDS",
        "Cataplexy",
        "Fatigue",
        "Narcolepsy"
      ],
      "interventions": [
        {
          "name": "HBS-301",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Harmony Biosciences Management, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 258,
      "start_date": "2026-06-04",
      "completion_date": "2027-11",
      "has_results": false,
      "last_update_posted_date": "2026-08-27",
      "last_synced_at": "2026-10-30T17:06:08.052Z",
      "location_count": 51,
      "location_summary": "Birmingham, Alabama • Mobile, Alabama • Peoria, Arizona + 46 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Peoria",
          "state": "Arizona"
        },
        {
          "city": "Lancaster",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07675135"
    },
    {
      "nct_id": "NCT00197080",
      "title": "Ropinirole XR (Extended Release) In Patients With Restless Legs Syndrome",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Restless Legs Syndrome"
      ],
      "interventions": [
        {
          "name": "Ropinirole Extended Release (XR)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "79 Years",
        "sex": "ALL",
        "summary": "18 Years to 79 Years"
      },
      "enrollment_count": 380,
      "start_date": "2005-06",
      "completion_date": "2006-01",
      "has_results": false,
      "last_update_posted_date": "2016-09-23",
      "last_synced_at": "2026-10-30T17:06:08.052Z",
      "location_count": 60,
      "location_summary": "Alabaster, Alabama • Jasper, Alabama • Mesa, Arizona + 55 more",
      "locations": [
        {
          "city": "Alabaster",
          "state": "Alabama"
        },
        {
          "city": "Jasper",
          "state": "Alabama"
        },
        {
          "city": "Mesa",
          "state": "Arizona"
        },
        {
          "city": "Peoria",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00197080"
    },
    {
      "nct_id": "NCT00393042",
      "title": "Sleep and Tolerability Study: Comparing the Effects of Adderall XR and Focalin XR",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Attention Deficit Hyperactivity Disorder"
      ],
      "interventions": [
        {
          "name": "Dexmethylphenidate",
          "type": "DRUG"
        },
        {
          "name": "Mixed Amphetamine Salts, ER",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Seattle Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "9 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "9 Years to 17 Years"
      },
      "enrollment_count": 77,
      "start_date": "2006-01",
      "completion_date": "2009-02",
      "has_results": true,
      "last_update_posted_date": "2017-04-19",
      "last_synced_at": "2026-10-30T17:06:08.052Z",
      "location_count": 2,
      "location_summary": "Chicago, Illinois • Northbrook, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Northbrook",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00393042"
    },
    {
      "nct_id": "NCT06726785",
      "title": "Observe Change in Nasal Swab DRD2 Gene Expression in Restless Legs Syndrome (RLS) Patients on Prolonged Dopamine Agonist Treatment",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Restless Leg Syndrome (RLS)"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "HBC Immunology Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 50,
      "start_date": "2025-07-01",
      "completion_date": "2026-02-27",
      "has_results": false,
      "last_update_posted_date": "2025-09-11",
      "last_synced_at": "2026-10-30T17:06:08.052Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06726785"
    }
  ]
}