{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Donepezil+hydrochloride&page=2",
    "query": {
      "intervention": "Donepezil hydrochloride",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 149,
    "total_pages": 15,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Donepezil+hydrochloride&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Donepezil+hydrochloride&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-02T03:31:58.794Z",
  "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": "NCT00151398",
      "title": "Study Evaluating Lecozotan SR in Mild to Moderate Alzheimer's Disease (AD)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Alzheimer Disease"
      ],
      "interventions": [
        {
          "name": "lecozotan SR",
          "type": "DRUG"
        },
        {
          "name": "Donepezil",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Wyeth is now a wholly owned subsidiary of Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 229,
      "start_date": "2005-10-06",
      "completion_date": "2008-03-15",
      "has_results": false,
      "last_update_posted_date": "2022-05-06",
      "last_synced_at": "2026-10-02T03:31:58.794Z",
      "location_count": 35,
      "location_summary": "Phoenix, Arizona • Tucson, Arizona • Costa Mesa, California + 31 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Costa Mesa",
          "state": "California"
        },
        {
          "city": "Fresno",
          "state": "California"
        },
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00151398"
    },
    {
      "nct_id": "NCT02337907",
      "title": "BI 409306 in Patients With Cognitive Impairment Due to Alzheimer's Disease.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Alzheimer Disease"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "BI 409306",
          "type": "DRUG"
        },
        {
          "name": "Donepezil",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Boehringer Ingelheim",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "55 Years and older"
      },
      "enrollment_count": 329,
      "start_date": "2015-01-21",
      "completion_date": "2017-10-10",
      "has_results": true,
      "last_update_posted_date": "2018-11-14",
      "last_synced_at": "2026-10-02T03:31:58.794Z",
      "location_count": 10,
      "location_summary": "Sherman Oaks, California • Orlando, Florida • West Palm Beach, Florida + 7 more",
      "locations": [
        {
          "city": "Sherman Oaks",
          "state": "California"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "West Palm Beach",
          "state": "Florida"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Eatontown",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02337907"
    },
    {
      "nct_id": "NCT01082965",
      "title": "Acute Effects Of Donepezil On Brain Perfusion And Memory In Subjects With Cognitive Impairment And Mild Alzheimer's Disease",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Alzheimer's Disease"
      ],
      "interventions": [
        {
          "name": "Donepezil",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 18,
      "start_date": "2010-07",
      "completion_date": "2012-07",
      "has_results": true,
      "last_update_posted_date": "2013-09-12",
      "last_synced_at": "2026-10-02T03:31:58.794Z",
      "location_count": 8,
      "location_summary": "San Francisco, California • Baltimore, Maryland • St Louis, Missouri + 1 more",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01082965"
    },
    {
      "nct_id": "NCT01260948",
      "title": "10 mg Donepezil Hydrochloride Orally Disintegrating Tablets Under Non-Fasting Conditions",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Donepezil Hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Aricept®",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Teva Pharmaceuticals USA",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 26,
      "start_date": "2006-04",
      "completion_date": "2006-05",
      "has_results": true,
      "last_update_posted_date": "2011-02-21",
      "last_synced_at": "2026-10-02T03:31:58.794Z",
      "location_count": 1,
      "location_summary": "East Grand Forks, Minnesota",
      "locations": [
        {
          "city": "East Grand Forks",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01260948"
    },
    {
      "nct_id": "NCT06518941",
      "title": "An Open Trial of a Novel Pharmacotherapy for Habit Modification in Anorexia Nervosa",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Anorexia Nervosa"
      ],
      "interventions": [
        {
          "name": "Donepezil",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "New York State Psychiatric Institute",
      "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": 10,
      "start_date": "2027-01",
      "completion_date": "2028-12",
      "has_results": false,
      "last_update_posted_date": "2026-08-03",
      "last_synced_at": "2026-10-02T03:31:58.794Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06518941"
    },
    {
      "nct_id": "NCT05438264",
      "title": "Effect of Donepezil on Speech Recognition in Cochlear Implant Users",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Bilateral Sensorineural Hearing Loss"
      ],
      "interventions": [
        {
          "name": "Donepezil",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Vanderbilt University Medical Center",
      "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": 50,
      "start_date": "2023-03-10",
      "completion_date": "2026-09-01",
      "has_results": false,
      "last_update_posted_date": "2025-10-02",
      "last_synced_at": "2026-10-02T03:31:58.794Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05438264"
    },
    {
      "nct_id": "NCT00594633",
      "title": "Adjunctive Donepezil Therapy and Genetic Risk Factors of Cognitive Dysfunction in Brain Tumor Survivors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Brain Tumor",
        "Brain Cancer",
        "Cns Cancer",
        "Cognitive Dysfunction"
      ],
      "interventions": [
        {
          "name": "donepezil and questionaires",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 25,
      "start_date": "2004-10",
      "completion_date": "2016-01",
      "has_results": false,
      "last_update_posted_date": "2016-01-14",
      "last_synced_at": "2026-10-02T03:31:58.794Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00594633"
    },
    {
      "nct_id": "NCT04730635",
      "title": "Cognition Platform Study in Participants at Risk for Alzheimer's Disease (AD) (MK-0000-413)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Alzheimer's Disease",
        "Mild Cognitive Impairment"
      ],
      "interventions": [
        {
          "name": "Donepezil",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Merck Sharp & Dohme LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "55 Years to 85 Years"
      },
      "enrollment_count": 44,
      "start_date": "2021-03-23",
      "completion_date": "2023-02-06",
      "has_results": true,
      "last_update_posted_date": "2024-10-28",
      "last_synced_at": "2026-10-02T03:31:58.794Z",
      "location_count": 8,
      "location_summary": "Long Beach, California • Hallandale, Florida • Lady Lake, Florida + 5 more",
      "locations": [
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "Hallandale",
          "state": "Florida"
        },
        {
          "city": "Lady Lake",
          "state": "Florida"
        },
        {
          "city": "Decatur",
          "state": "Georgia"
        },
        {
          "city": "Savannah",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04730635"
    },
    {
      "nct_id": "NCT00369785",
      "title": "Donepezil in Treating Patients Who Have Undergone Radiation Therapy for Brain Tumors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Brain Tumors",
        "Metastatic Disease"
      ],
      "interventions": [
        {
          "name": "donepezil hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 198,
      "start_date": "2008-02",
      "completion_date": "2012-07-01",
      "has_results": true,
      "last_update_posted_date": "2021-10-20",
      "last_synced_at": "2026-10-02T03:31:58.794Z",
      "location_count": 16,
      "location_summary": "Wichita, Kansas • Lewiston, Maine • Hooksett, New Hampshire + 9 more",
      "locations": [
        {
          "city": "Wichita",
          "state": "Kansas"
        },
        {
          "city": "Wichita",
          "state": "Kansas"
        },
        {
          "city": "Wichita",
          "state": "Kansas"
        },
        {
          "city": "Wichita",
          "state": "Kansas"
        },
        {
          "city": "Wichita",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00369785"
    },
    {
      "nct_id": "NCT00477659",
      "title": "Neural Correlates In Mild Alzheimer's Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Alzheimer's Disease"
      ],
      "interventions": [
        {
          "name": "Donepezil hydrochloride",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Eisai Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 14,
      "start_date": "2007-07-23",
      "completion_date": "2008-08-15",
      "has_results": true,
      "last_update_posted_date": "2021-11-10",
      "last_synced_at": "2026-10-02T03:31:58.794Z",
      "location_count": 1,
      "location_summary": "Milwaukee, Wisconsin",
      "locations": [
        {
          "city": "Milwaukee",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00477659"
    }
  ]
}