{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Gabapentin+-+1800+mg%2Fday",
    "query": {
      "intervention": "Gabapentin - 1800 mg/day"
    },
    "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?intervention=Gabapentin+-+1800+mg%2Fday&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-28T01:37:19.780Z",
  "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": "NCT01301001",
      "title": "A Trial of Gabapentin in Vulvodynia: Biological Correlates of Response",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Vulvodynia"
      ],
      "interventions": [
        {
          "name": "Placebo oral capsule",
          "type": "DRUG"
        },
        {
          "name": "Gabapentin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Tennessee",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 230,
      "start_date": "2012-08",
      "completion_date": "2016-01",
      "has_results": true,
      "last_update_posted_date": "2017-11-08",
      "last_synced_at": "2026-09-28T01:37:19.780Z",
      "location_count": 3,
      "location_summary": "New Brunswick, New Jersey • Rochester, New York • Memphis, Tennessee",
      "locations": [
        {
          "city": "New Brunswick",
          "state": "New Jersey"
        },
        {
          "city": "Rochester",
          "state": "New York"
        },
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01301001"
    },
    {
      "nct_id": "NCT00755417",
      "title": "Study of Gabapentin Extended Release (G-ER) in the Treatment of Vasomotor (Hot Flashes/Hot Flushes) Symptoms in Postmenopausal Women",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Hot Flashes"
      ],
      "interventions": [
        {
          "name": "Gabapentin Extended-Release (G-ER) 1200 mg",
          "type": "DRUG"
        },
        {
          "name": "Gabapentin Extended-Release (G-ER) 1800 mg",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Depomed",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 70 Years · Female only"
      },
      "enrollment_count": 541,
      "start_date": "2008-09",
      "completion_date": "2009-10",
      "has_results": true,
      "last_update_posted_date": "2012-03-07",
      "last_synced_at": "2026-09-28T01:37:19.780Z",
      "location_count": 45,
      "location_summary": "Birmingham, Alabama • Montgomery, Alabama • Tempe, Arizona + 42 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Montgomery",
          "state": "Alabama"
        },
        {
          "city": "Tempe",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Berkely",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00755417"
    },
    {
      "nct_id": "NCT00904202",
      "title": "A Study Of Lidocaine Patch 5% Alone, Gabapentin Alone, And Lidocaine Patch 5% And Gabapentin In Combination For The Relief Of Pain In Patients With Diverse Peripheral Neuropathic Pain Conditions",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Postherpetic Neuralgia",
        "Diabetic Neuropathy",
        "Complex Regional Pain Syndrome",
        "Carpal Tunnel Syndrome",
        "HIV Neuropathy",
        "Idiopathic Sensory Neuropathy",
        "Peripheral Neuropathy"
      ],
      "interventions": [
        {
          "name": "Placebo Capsules + Placebo Patch",
          "type": "DRUG"
        },
        {
          "name": "Placebo capsules + Lidoderm®",
          "type": "DRUG"
        },
        {
          "name": "Gabapentin + Placebo",
          "type": "DRUG"
        },
        {
          "name": "Gabapentin + Lidoderm®",
          "type": "DRUG"
        },
        {
          "name": "Gabapentin 300 mg capsules 1800 mg/day + placebo patch",
          "type": "DRUG"
        },
        {
          "name": "Gabapentin 1800 mg/day + Lidoderm patch",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Endo USA Inc., a Keenova Therapeutics Company",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 62,
      "start_date": "2003-01",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2024-01-02",
      "last_synced_at": "2026-09-28T01:37:19.780Z",
      "location_count": 7,
      "location_summary": "Birmingham, Alabama • Hueytown, Alabama • Phoenix, Arizona + 4 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Hueytown",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Pembroke Pines",
          "state": "Florida"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00904202"
    },
    {
      "nct_id": "NCT00390013",
      "title": "To Evaluate if the Medication Gabapentin Lessens Vulvar Pain",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Vulvar Pain Symptoms",
        "Vulvodynia (Chronic Vulvar Pain)"
      ],
      "interventions": [
        {
          "name": "Gabapentin",
          "type": "DRUG"
        },
        {
          "name": "Placebo oral capsule",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Colleen Stockdale",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 80 Years · Female only"
      },
      "enrollment_count": 9,
      "start_date": "2007-01",
      "completion_date": "2008-03",
      "has_results": true,
      "last_update_posted_date": "2017-07-31",
      "last_synced_at": "2026-09-28T01:37:19.780Z",
      "location_count": 1,
      "location_summary": "Iowa City, Iowa",
      "locations": [
        {
          "city": "Iowa City",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00390013"
    },
    {
      "nct_id": "NCT01776671",
      "title": "Once Daily Gabapentin in the Treatment of Post Amputation Pain",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pain",
        "Quality of Life"
      ],
      "interventions": [
        {
          "name": "Gralise",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Chicago Anesthesia Pain Specialists",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 16,
      "start_date": "2013-02",
      "completion_date": "2018-12",
      "has_results": false,
      "last_update_posted_date": "2017-09-14",
      "last_synced_at": "2026-09-28T01:37:19.780Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01776671"
    },
    {
      "nct_id": "NCT00391716",
      "title": "Gabapentin Treatment of Alcohol Dependence",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Alcoholism",
        "Alcohol Dependence"
      ],
      "interventions": [
        {
          "name": "Gabapentin 900mg",
          "type": "DRUG"
        },
        {
          "name": "behavioral counseling",
          "type": "BEHAVIORAL"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        },
        {
          "name": "gabapentin 1800mg",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "The Scripps Research Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 150,
      "start_date": "2004-02",
      "completion_date": "2010-02",
      "has_results": true,
      "last_update_posted_date": "2014-11-10",
      "last_synced_at": "2026-09-28T01:37:19.780Z",
      "location_count": 1,
      "location_summary": "La Jolla, California",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00391716"
    },
    {
      "nct_id": "NCT00777023",
      "title": "Study of Gabapentin Extended Release (G-ER)in the Treatment of Vasomotor (Hot Flashes/Hot Flushes) Symptoms in Postmenopausal Women.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Hot Flashes"
      ],
      "interventions": [
        {
          "name": "Gabapentin Extended-Release (G-ER) 1200 mg",
          "type": "DRUG"
        },
        {
          "name": "Gabapentin Extended-Release (G-ER) 1800 mg",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Depomed",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 70 Years · Female only"
      },
      "enrollment_count": 565,
      "start_date": "2008-10",
      "completion_date": "2009-10",
      "has_results": true,
      "last_update_posted_date": "2012-02-22",
      "last_synced_at": "2026-09-28T01:37:19.780Z",
      "location_count": 45,
      "location_summary": "Birmingham, Alabama • Chandler, Arizona • Scottsdale, Arizona + 40 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Foothill Ranch",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00777023"
    },
    {
      "nct_id": "NCT01623271",
      "title": "Treatment of Complex Regional Pain Syndrome With Once Daily Gastric-Retentive Gabapentin (Gralise)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Complex Regional Pain Syndrome I (CRPS I)"
      ],
      "interventions": [
        {
          "name": "Gabapentin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Massachusetts General Hospital",
      "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": 5,
      "start_date": "2013-05",
      "completion_date": "2014-06",
      "has_results": true,
      "last_update_posted_date": "2020-07-23",
      "last_synced_at": "2026-09-28T01:37:19.780Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01623271"
    },
    {
      "nct_id": "NCT01764464",
      "title": "GRASSP: Gralise® for Spine Surgery Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Post-laminectomy Pain Syndrome"
      ],
      "interventions": [
        {
          "name": "Gralise®",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Rochester",
      "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": 53,
      "start_date": "2012-12",
      "completion_date": "2016-04",
      "has_results": true,
      "last_update_posted_date": "2019-07-30",
      "last_synced_at": "2026-09-28T01:37:19.780Z",
      "location_count": 1,
      "location_summary": "Rochester, New York",
      "locations": [
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01764464"
    },
    {
      "nct_id": "NCT01332305",
      "title": "Dose-Response and Pharmacokinetics of Gabapentin Enacarbil (GEn [XP13512 / GSK1838262]) in Restless Legs Syndrome",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Restless Legs Syndrome"
      ],
      "interventions": [
        {
          "name": "GEn (XP13512/GSK1838262)",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "XenoPort, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 217,
      "start_date": "2007-01",
      "completion_date": "2008-01",
      "has_results": true,
      "last_update_posted_date": "2013-07-22",
      "last_synced_at": "2026-09-28T01:37:19.780Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01332305"
    }
  ]
}