{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Donepezil+hydrochloride",
    "query": {
      "intervention": "Donepezil hydrochloride"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 149,
    "total_pages": 15,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Donepezil+hydrochloride&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-19T02:01:30.656Z",
  "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": "NCT03438604",
      "title": "A Study to Evaluate the Effect of Heat Application on the Delivery Profile of Corplex™ Donepezil Transdermal Delivery System (TDS)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Alzheimer's Disease"
      ],
      "interventions": [
        {
          "name": "Donepezil TDS",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Corium, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "30 Years and older"
      },
      "enrollment_count": 24,
      "start_date": "2018-02-13",
      "completion_date": "2018-06-30",
      "has_results": false,
      "last_update_posted_date": "2018-09-14",
      "last_synced_at": "2026-09-19T02:01:30.656Z",
      "location_count": 1,
      "location_summary": "Phoenix, Arizona",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03438604"
    },
    {
      "nct_id": "NCT00452868",
      "title": "Donepezil in Treating Young Patients With Primary Brain Tumors Previously Treated With Radiation Therapy to the Brain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Brain and Central Nervous System Tumors",
        "Cognitive/Functional Effects",
        "Long-term Effects Secondary to Cancer Therapy in Children",
        "Neurotoxicity",
        "Psychosocial Effects of Cancer and Its Treatment",
        "Radiation Toxicity"
      ],
      "interventions": [
        {
          "name": "Donepezil",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "8 Years to 17 Years"
      },
      "enrollment_count": 14,
      "start_date": "2006-06",
      "completion_date": "2010-02",
      "has_results": true,
      "last_update_posted_date": "2018-09-07",
      "last_synced_at": "2026-09-19T02:01:30.656Z",
      "location_count": 2,
      "location_summary": "Boston, Massachusetts • Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00452868"
    },
    {
      "nct_id": "NCT00829816",
      "title": "Safety and Tolerability of Dimebon in Patients on Memantine, and Memantine Plus Donepezil",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Alzheimer's Disease"
      ],
      "interventions": [
        {
          "name": "Dimebon",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Medivation, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 46,
      "start_date": "2008-12",
      "completion_date": "2010-08",
      "has_results": false,
      "last_update_posted_date": "2015-11-10",
      "last_synced_at": "2026-09-19T02:01:30.656Z",
      "location_count": 4,
      "location_summary": "Los Alamitos, California • National City, California • Delray Beach, Florida + 1 more",
      "locations": [
        {
          "city": "Los Alamitos",
          "state": "California"
        },
        {
          "city": "National City",
          "state": "California"
        },
        {
          "city": "Delray Beach",
          "state": "Florida"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00829816"
    },
    {
      "nct_id": "NCT01120626",
      "title": "Randomized Controlled Study of Donepezil in Fragile X Syndrome",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Fragile X Syndrome"
      ],
      "interventions": [
        {
          "name": "donepezil",
          "type": "DRUG"
        },
        {
          "name": "sugar pill",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "29 Years",
        "sex": "ALL",
        "summary": "12 Years to 29 Years"
      },
      "enrollment_count": 45,
      "start_date": "2009-09",
      "completion_date": "2013-12",
      "has_results": true,
      "last_update_posted_date": "2016-03-17",
      "last_synced_at": "2026-09-19T02:01:30.656Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01120626"
    },
    {
      "nct_id": "NCT02918266",
      "title": "TAK-071 Scopolamine-Induced Cognitive Impairment Study",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy Volunteers"
      ],
      "interventions": [
        {
          "name": "Scopolamine",
          "type": "DRUG"
        },
        {
          "name": "TAK-071",
          "type": "DRUG"
        },
        {
          "name": "Donepezil",
          "type": "DRUG"
        },
        {
          "name": "Scopolamine Placebo",
          "type": "DRUG"
        },
        {
          "name": "TAK-071 Placebo",
          "type": "DRUG"
        },
        {
          "name": "Donepezil Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Takeda",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "MALE",
        "summary": "18 Years to 55 Years · Male only"
      },
      "enrollment_count": 18,
      "start_date": "2016-11-21",
      "completion_date": "2017-08-08",
      "has_results": true,
      "last_update_posted_date": "2019-06-14",
      "last_synced_at": "2026-09-19T02:01:30.656Z",
      "location_count": 1,
      "location_summary": "Glendale, California",
      "locations": [
        {
          "city": "Glendale",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02918266"
    },
    {
      "nct_id": "NCT00842816",
      "title": "Preliminary Efficacy and Safety Study of ST101 Plus Aricept in Alzheimer's Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Alzheimer's Disease"
      ],
      "interventions": [
        {
          "name": "ST101",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sonexa Therapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 210,
      "start_date": "2009-02",
      "completion_date": "2011-05",
      "has_results": false,
      "last_update_posted_date": "2012-06-07",
      "last_synced_at": "2026-09-19T02:01:30.656Z",
      "location_count": 27,
      "location_summary": "Tucson, Arizona • Costa Mesa, California • Redlands, California + 24 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Costa Mesa",
          "state": "California"
        },
        {
          "city": "Redlands",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Walnut Creek",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00842816"
    },
    {
      "nct_id": "NCT00042172",
      "title": "Treatment for Early Memory Loss",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Cognition Disorders",
        "Alzheimer Disease"
      ],
      "interventions": [
        {
          "name": "Donepezil",
          "type": "DRUG"
        },
        {
          "name": "Ginkgo Biloba Extract",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Iowa",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2002-06",
      "completion_date": "2004-09",
      "has_results": false,
      "last_update_posted_date": "2014-03-03",
      "last_synced_at": "2026-09-19T02:01:30.656Z",
      "location_count": 1,
      "location_summary": "Iowa City, Iowa",
      "locations": [
        {
          "city": "Iowa City",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00042172"
    },
    {
      "nct_id": "NCT00103948",
      "title": "The Efficacy, Safety, And Tolerability Of Donepezil HCl (E2020) In Patients With CADASIL Who Have Cognitive Impairment",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Cognitive Impairment"
      ],
      "interventions": [
        {
          "name": "Aricept",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Eisai Limited",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "25 Years to 70 Years"
      },
      "enrollment_count": 165,
      "start_date": "2005-02",
      "completion_date": "2007-02",
      "has_results": false,
      "last_update_posted_date": "2015-11-03",
      "last_synced_at": "2026-09-19T02:01:30.656Z",
      "location_count": 2,
      "location_summary": "Maywood, Illinois • New York, New York",
      "locations": [
        {
          "city": "Maywood",
          "state": "Illinois"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00103948"
    },
    {
      "nct_id": "NCT03599726",
      "title": "Improving Walking Automaticity in Parkinson's Disease: Levodopa or Donepezil",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Parkinson Disease"
      ],
      "interventions": [
        {
          "name": "Donepezil",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Oregon Health and Science University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "50 Years to 90 Years"
      },
      "enrollment_count": 20,
      "start_date": "2018-07-30",
      "completion_date": "2019-07-30",
      "has_results": false,
      "last_update_posted_date": "2020-05-11",
      "last_synced_at": "2026-09-19T02:01:30.656Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03599726"
    },
    {
      "nct_id": "NCT00182845",
      "title": "Donepezil in the Prevention of Post-Operative Cognitive Decline",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Postoperative Complications",
        "Delirium"
      ],
      "interventions": [
        {
          "name": "Donepezil",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2005-02",
      "completion_date": "2007-04",
      "has_results": false,
      "last_update_posted_date": "2008-03-03",
      "last_synced_at": "2026-09-19T02:01:30.656Z",
      "location_count": 1,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00182845"
    }
  ]
}