{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Valproic+Acid+%28VPA%29",
    "query": {
      "intervention": "Valproic Acid (VPA)"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 215,
    "total_pages": 22,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Valproic+Acid+%28VPA%29&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-25T15:01:16.562Z",
  "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": "NCT00296413",
      "title": "A Study to Look at Antiepileptic Drug Levels While on Lamictal or Depakote With or Without an Oral Contraceptive",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Epilepsy"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Beth Israel Deaconess Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "45 Years",
        "sex": "FEMALE",
        "summary": "13 Years to 45 Years · Female only"
      },
      "enrollment_count": 48,
      "start_date": "2006-02",
      "completion_date": "2009-02",
      "has_results": false,
      "last_update_posted_date": "2017-03-14",
      "last_synced_at": "2026-09-25T15:01:16.562Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00296413"
    },
    {
      "nct_id": "NCT01183676",
      "title": "Fed Bioequivalence Study of Divalproex Sodium Delayed-Release Tablets, 500 mg",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "DEPAKOTE® Tablets, 500 MG",
          "type": "DRUG"
        },
        {
          "name": "DIVALPROEX SODIUM DELAYED-RELEASE TABLETS, USP, 500 MG",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Mylan Pharmaceuticals Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2007-07",
      "completion_date": "2007-07",
      "has_results": false,
      "last_update_posted_date": "2010-08-18",
      "last_synced_at": "2026-09-25T15:01:16.562Z",
      "location_count": 1,
      "location_summary": "Morgantown, West Virginia",
      "locations": [
        {
          "city": "Morgantown",
          "state": "West Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01183676"
    },
    {
      "nct_id": "NCT01588457",
      "title": "Sequential Multiple Assignment Treatment for Bipolar Disorder",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Bipolar I Disorder",
        "Bipolar II Disorder"
      ],
      "interventions": [
        {
          "name": "Lithium",
          "type": "DRUG"
        },
        {
          "name": "Divalproex",
          "type": "DRUG"
        },
        {
          "name": "Lamotrigine",
          "type": "DRUG"
        },
        {
          "name": "Quetiapine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "The University of Texas Health Science Center at San Antonio",
      "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": 112,
      "start_date": "2011-06",
      "completion_date": "2016-12",
      "has_results": true,
      "last_update_posted_date": "2020-08-19",
      "last_synced_at": "2026-09-25T15:01:16.562Z",
      "location_count": 2,
      "location_summary": "Cleveland, Ohio • San Antonio, Texas",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        },
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01588457"
    },
    {
      "nct_id": "NCT04531579",
      "title": "Valproic Acid (VPA) for Acute Kidney Injury (AKI) in Trauma Patients",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Acute Kidney Injury",
        "Ischemia Reperfusion Injury"
      ],
      "interventions": [
        {
          "name": "Valproic Acid Solution",
          "type": "DRUG"
        },
        {
          "name": "Isotonic saline solution",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Westat",
      "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": 0,
      "start_date": "2022-01",
      "completion_date": "2023-06",
      "has_results": false,
      "last_update_posted_date": "2021-10-29",
      "last_synced_at": "2026-09-25T15:01:16.562Z",
      "location_count": 2,
      "location_summary": "Baltimore, Maryland • Seattle, Washington",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04531579"
    },
    {
      "nct_id": "NCT00374075",
      "title": "Study of Safety and Dosing Effect on SMN Levels of Valproic Acid (VPA) in Patients With Spinal Muscular Atrophy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Spinal Muscular Atrophy"
      ],
      "interventions": [
        {
          "name": "Valproic Acid",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Utah",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "2 Years and older"
      },
      "enrollment_count": 42,
      "start_date": "2003-09",
      "completion_date": "2006-02",
      "has_results": false,
      "last_update_posted_date": "2023-05-10",
      "last_synced_at": "2026-09-25T15:01:16.562Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00374075"
    },
    {
      "nct_id": "NCT01231646",
      "title": "Does Valproate Increase Levels of Folate Receptor Autoantibodies in Women?",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Epilepsy",
        "Psychiatric or Mood Diseases or Conditions"
      ],
      "interventions": [
        {
          "name": "No intervention",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Northwell Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 50 Years · Female only"
      },
      "enrollment_count": 38,
      "start_date": "2010-10",
      "completion_date": "2015-07",
      "has_results": true,
      "last_update_posted_date": "2015-11-20",
      "last_synced_at": "2026-09-25T15:01:16.562Z",
      "location_count": 1,
      "location_summary": "Great Neck, New York",
      "locations": [
        {
          "city": "Great Neck",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01231646"
    },
    {
      "nct_id": "NCT02670161",
      "title": "Quality Improvement and Practice Based Research in Neurology Using the EMR",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Brain Tumors",
        "Epilepsy",
        "Migraine",
        "Mild Cognitive Impairment",
        "Concussion",
        "Multiple Sclerosis",
        "Neuropathy",
        "Parkinson's",
        "Restless Legs Syndrome",
        "Stroke"
      ],
      "interventions": [
        {
          "name": "Listed for each disorder below, up to three drugs per disorder (too many characters to list in this field; see Intervention Description)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Endeavor Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 3300,
      "start_date": "2016-05",
      "completion_date": "2027-12",
      "has_results": false,
      "last_update_posted_date": "2025-08-24",
      "last_synced_at": "2026-09-25T15:01:16.562Z",
      "location_count": 1,
      "location_summary": "Evanston, Illinois",
      "locations": [
        {
          "city": "Evanston",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02670161"
    },
    {
      "nct_id": "NCT00356018",
      "title": "Compliance With Once-Daily Divalproex Extended-Release Tablets (Depakote-ER) Versus Multiple-Daily Dose Valproic Acid Capsules (Depakene) in Epilepsy:",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Epilepsy"
      ],
      "interventions": [
        {
          "name": "Compliance",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Orlando Health, Inc.",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "16 Years to 99 Years"
      },
      "enrollment_count": 5,
      "start_date": "2006-07",
      "completion_date": "2007-05",
      "has_results": false,
      "last_update_posted_date": "2020-03-04",
      "last_synced_at": "2026-09-25T15:01:16.562Z",
      "location_count": 1,
      "location_summary": "Orlando, Florida",
      "locations": [
        {
          "city": "Orlando",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00356018"
    },
    {
      "nct_id": "NCT01184391",
      "title": "Bioequivalence Study of Divalproex Sodium Delayed-Release Tablets, 500 mg",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "DEPAKOTE® Tablets, 500 MG",
          "type": "DRUG"
        },
        {
          "name": "DIVALPROEX SODIUM DELAYED-RELEASE TABLETS, USP, 500 MG",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Mylan Pharmaceuticals Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 17,
      "start_date": "2007-07",
      "completion_date": "2007-08",
      "has_results": false,
      "last_update_posted_date": "2010-08-18",
      "last_synced_at": "2026-09-25T15:01:16.562Z",
      "location_count": 1,
      "location_summary": "Morgantown, West Virginia",
      "locations": [
        {
          "city": "Morgantown",
          "state": "West Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01184391"
    },
    {
      "nct_id": "NCT00552500",
      "title": "Effects of Atypical Antipsychotic and Valproate Combination Therapy on Glucose and Lipid Metabolism in Schizophrenia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Insulin Resistance",
        "Body Composition"
      ],
      "interventions": [
        {
          "name": "Depakote (valproate)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 120,
      "start_date": "2003-02",
      "completion_date": "2005-12",
      "has_results": false,
      "last_update_posted_date": "2018-06-21",
      "last_synced_at": "2026-09-25T15:01:16.562Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00552500"
    }
  ]
}