{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=NAV4694",
    "query": {
      "intervention": "NAV4694"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 7,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-03T18:02:14.056Z",
  "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": "NCT01886820",
      "title": "A Phase 3 Clinical Trial to Evaluate the Efficacy and Safety of [18F]NAV4694 PET for Detection of Cerebral Beta-Amyloid When Compared With Postmortem Histopathology",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Dementia",
        "Alzheimer's Disease"
      ],
      "interventions": [
        {
          "name": "[18F]NAV4694",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Navidea Biopharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 290,
      "start_date": "2013-06",
      "completion_date": "2018-09",
      "has_results": false,
      "last_update_posted_date": "2017-07-26",
      "last_synced_at": "2026-09-03T18:02:14.056Z",
      "location_count": 15,
      "location_summary": "Sun City, Arizona • La Jolla, California • Fort Myers, Florida + 12 more",
      "locations": [
        {
          "city": "Sun City",
          "state": "Arizona"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Fort Myers",
          "state": "Florida"
        },
        {
          "city": "Miami Beach",
          "state": "Florida"
        },
        {
          "city": "Miami Springs",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01886820"
    },
    {
      "nct_id": "NCT01812213",
      "title": "Beta-Amyloid Imaging With [18F]NAV4694 PET in Predicting Progression to AD in Subjects MCI",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Mild Cognitive Impairment"
      ],
      "interventions": [
        {
          "name": "[18F]NAV4694",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Navidea Biopharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "55 Years to 99 Years"
      },
      "enrollment_count": 76,
      "start_date": "2013-03",
      "completion_date": "2017-11-02",
      "has_results": true,
      "last_update_posted_date": "2024-08-14",
      "last_synced_at": "2026-09-03T18:02:14.056Z",
      "location_count": 11,
      "location_summary": "Sun City, Arizona • Hialeah, Florida • Miami Beach, Florida + 8 more",
      "locations": [
        {
          "city": "Sun City",
          "state": "Arizona"
        },
        {
          "city": "Hialeah",
          "state": "Florida"
        },
        {
          "city": "Miami Beach",
          "state": "Florida"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01812213"
    },
    {
      "nct_id": "NCT06416072",
      "title": "Alzheimer's Plasma Extension",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Preclinical Alzheimer's Disease",
        "Alzheimer's Disease (AD)"
      ],
      "interventions": [
        {
          "name": "NAV4694",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "University of Southern California",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "55 Years to 80 Years"
      },
      "enrollment_count": 3000,
      "start_date": "2023-09-21",
      "completion_date": "2028-06",
      "has_results": false,
      "last_update_posted_date": "2026-08-18",
      "last_synced_at": "2026-09-03T18:02:14.056Z",
      "location_count": 56,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Sun City, Arizona + 48 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Sun City",
          "state": "Arizona"
        },
        {
          "city": "Irvine",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06416072"
    },
    {
      "nct_id": "NCT05617014",
      "title": "Alzheimer's Disease Neuroimaging Initiative 4",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Mild Cognitive Impairment",
        "Alzheimer Disease",
        "Dementia"
      ],
      "interventions": [
        {
          "name": "Neuraceq",
          "type": "RADIATION"
        },
        {
          "name": "Amyvid",
          "type": "RADIATION"
        },
        {
          "name": "Tauvid",
          "type": "RADIATION"
        },
        {
          "name": "MK-6240",
          "type": "RADIATION"
        },
        {
          "name": "NAV4694",
          "type": "RADIATION"
        },
        {
          "name": "PI-2620",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "University of Southern California",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "55 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "55 Years to 90 Years"
      },
      "enrollment_count": 1500,
      "start_date": "2023-06-09",
      "completion_date": "2027-07-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-28",
      "last_synced_at": "2026-09-03T18:02:14.056Z",
      "location_count": 62,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Sun City, Arizona + 46 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Sun City",
          "state": "Arizona"
        },
        {
          "city": "Irvine",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05617014"
    },
    {
      "nct_id": "NCT01680588",
      "title": "Efficacy and Safety of the PET Imaging Agent [18F]NAV4694 in Subjects With Probable Alzheimer's Disease",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Alzheimer Disease"
      ],
      "interventions": [
        {
          "name": "[18F]NAV4694",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Navidea Biopharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 70,
      "start_date": "2012-08",
      "completion_date": "2018-12",
      "has_results": false,
      "last_update_posted_date": "2016-03-30",
      "last_synced_at": "2026-09-03T18:02:14.056Z",
      "location_count": 7,
      "location_summary": "New Haven, Connecticut • Chicago, Illinois • Elk Grove Village, Illinois + 4 more",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Elk Grove Village",
          "state": "Illinois"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01680588"
    },
    {
      "nct_id": "NCT05361382",
      "title": "Head-to-Head Harmonization of Tau Tracers in Alzheimer's Disease",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Alzheimer Disease"
      ],
      "interventions": [
        {
          "name": "18F-Flortaucipir radiopharmaceutical",
          "type": "DRUG"
        },
        {
          "name": "18F-MK-6240 radiopharmaceutical",
          "type": "DRUG"
        },
        {
          "name": "Amyloid-β radiopharmaceutical (11C-PiB or 18F-Florbetaben or 18F-NAV-4694 or 18F-Flutemetamol)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Tharick Pascoal",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 822,
      "start_date": "2022-03-02",
      "completion_date": "2027-05-31",
      "has_results": false,
      "last_update_posted_date": "2025-10-29",
      "last_synced_at": "2026-09-03T18:02:14.056Z",
      "location_count": 7,
      "location_summary": "Berkeley, California • San Francisco, California • Rochester, Minnesota + 4 more",
      "locations": [
        {
          "city": "Berkeley",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05361382"
    },
    {
      "nct_id": "NCT04994847",
      "title": "APOE in the Predisposition to, Protection From, and Prevention of Alzheimer's Disease",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Alzheimer Disease"
      ],
      "interventions": [
        {
          "name": "Amyloid and Tau PET",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Banner Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "50 Years to 90 Years"
      },
      "enrollment_count": 300,
      "start_date": "2021-05-01",
      "completion_date": "2026-06-30",
      "has_results": false,
      "last_update_posted_date": "2025-07-20",
      "last_synced_at": "2026-09-03T18:02:14.056Z",
      "location_count": 1,
      "location_summary": "Phoenix, Arizona",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04994847"
    }
  ]
}