{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Normal+Healthy+Eyes&page=2",
    "query": {
      "condition": "Normal Healthy Eyes",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Normal+Healthy+Eyes&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-07-23T10:10:40.447Z",
  "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": "NCT02177669",
      "title": "Test-Retest Variability of Quick Contrast Sensitivity Function Testing",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "quick Contrast Sensitivity Function test",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Nova Southeastern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "89 Years",
        "sex": "ALL",
        "summary": "20 Years to 89 Years"
      },
      "enrollment_count": 100,
      "start_date": "2014-06",
      "completion_date": "2016-11",
      "has_results": false,
      "last_update_posted_date": "2017-04-11",
      "last_synced_at": "2026-07-23T10:10:40.447Z",
      "location_count": 1,
      "location_summary": "Fort Lauderdale, Florida",
      "locations": [
        {
          "city": "Fort Lauderdale",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02177669"
    },
    {
      "nct_id": "NCT02422407",
      "title": "A Longitudinal, Observational Biomarker Study in Participants With Primary Sjogren's Syndrome",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Healthy",
        "Sicca Syndrome",
        "Sjögren's Syndrome"
      ],
      "interventions": [
        {
          "name": "Biopsy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Biogen",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2015-03-26",
      "completion_date": "2017-08-22",
      "has_results": false,
      "last_update_posted_date": "2018-01-19",
      "last_synced_at": "2026-07-23T10:10:40.447Z",
      "location_count": 4,
      "location_summary": "Hartford, Connecticut • Boston, Massachusetts • Philadelphia, Pennsylvania + 1 more",
      "locations": [
        {
          "city": "Hartford",
          "state": "Connecticut"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02422407"
    },
    {
      "nct_id": "NCT06920290",
      "title": "Visual Field Analysis With Artificial Intelligence",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Glaucoma",
        "Visual Field Defect"
      ],
      "interventions": [
        {
          "name": "Visual Field Perimeter Optimized with Eye Gaze Capture and Artificial Intelligence",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Sight Intelligence Engineering Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 100,
      "start_date": "2025-07-01",
      "completion_date": "2026-08-31",
      "has_results": false,
      "last_update_posted_date": "2025-11-03",
      "last_synced_at": "2026-07-23T10:10:40.447Z",
      "location_count": 1,
      "location_summary": "Alexandria, Virginia",
      "locations": [
        {
          "city": "Alexandria",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06920290"
    },
    {
      "nct_id": "NCT02327884",
      "title": "Characterization of Diseases With Salivary Gland Involvement",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Healthy Volunteer",
        "Sjogren's Syndrome",
        "Salivary Gland Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institute of Dental and Craniofacial Research (NIDCR)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "4 Years to 100 Years"
      },
      "enrollment_count": 1150,
      "start_date": "2015-04-03",
      "completion_date": "2032-04-01",
      "has_results": false,
      "last_update_posted_date": "2026-07-17",
      "last_synced_at": "2026-07-23T10:10:40.447Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02327884"
    },
    {
      "nct_id": "NCT03258580",
      "title": "Sociocultural & Biobehavioral Influences on Pain Expression and Assessment",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Normal Physiology",
        "Healthy Volunteers",
        "Pain"
      ],
      "interventions": [
        {
          "name": "Medoc thermal stimulator",
          "type": "DEVICE"
        },
        {
          "name": "Electric shock stimulator",
          "type": "DEVICE"
        },
        {
          "name": "Cold water bath",
          "type": "DEVICE"
        },
        {
          "name": "Pain assessment performance feedback",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "BEHAVIORAL"
      ],
      "sponsor": "National Center for Complementary and Integrative Health (NCCIH)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 700,
      "start_date": "2018-05-09",
      "completion_date": "2027-05-30",
      "has_results": false,
      "last_update_posted_date": "2026-07-22",
      "last_synced_at": "2026-07-23T10:10:40.447Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03258580"
    },
    {
      "nct_id": "NCT00643942",
      "title": "Staining in a Healthy, Non-Dry Eye Population",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Normal Healthy Eyes"
      ],
      "interventions": [
        {
          "name": "No intervention required",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Alcon Research",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 120,
      "start_date": "2007-06",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2015-05-12",
      "last_synced_at": "2026-07-23T10:10:40.447Z",
      "location_count": 1,
      "location_summary": "San Antonio, Texas",
      "locations": [
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00643942"
    },
    {
      "nct_id": "NCT03615196",
      "title": "Study of the Safety of USB005 in Healthy Volunteers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy Volunteers"
      ],
      "interventions": [
        {
          "name": "USB005 (aclerastide) Ophthalmic Solution",
          "type": "DRUG"
        },
        {
          "name": "USB005 Ophthalmic Solution Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "US Biotest, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "18 Years to 64 Years"
      },
      "enrollment_count": 32,
      "start_date": "2018-07-25",
      "completion_date": "2019-04-02",
      "has_results": false,
      "last_update_posted_date": "2019-04-04",
      "last_synced_at": "2026-07-23T10:10:40.447Z",
      "location_count": 1,
      "location_summary": "Cypress, California",
      "locations": [
        {
          "city": "Cypress",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03615196"
    },
    {
      "nct_id": "NCT00001617",
      "title": "Test of QLS Device to Detect Early Cataracts",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cataract",
        "Healthy"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Eye Institute (NEI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 10,
      "start_date": "1997-09",
      "completion_date": "2000-08",
      "has_results": false,
      "last_update_posted_date": "2008-03-04",
      "last_synced_at": "2026-07-23T10:10:40.447Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00001617"
    },
    {
      "nct_id": "NCT00204893",
      "title": "Evaluation of the Ocular Safety of Calcium Formate in Normal, Healthy Female Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "calcium formate",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 65 Years · Female only"
      },
      "enrollment_count": 12,
      "start_date": "2003-07",
      "completion_date": "2007-03",
      "has_results": false,
      "last_update_posted_date": "2019-03-07",
      "last_synced_at": "2026-07-23T10:10:40.447Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00204893"
    },
    {
      "nct_id": "NCT00690469",
      "title": "Genetic Mutations and Environmental Exposure in Young Patients With Retinoblastoma and in Their Parents and Young Healthy Unrelated Volunteers",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Extraocular Retinoblastoma",
        "Intraocular Retinoblastoma",
        "Recurrent Retinoblastoma"
      ],
      "interventions": [
        {
          "name": "Laboratory Biomarker Analysis",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Children's Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 234,
      "start_date": "2008-06-02",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2019-10-08",
      "last_synced_at": "2026-07-23T10:10:40.447Z",
      "location_count": 49,
      "location_summary": "Los Angeles, California • Madera, California • San Francisco, California + 38 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Madera",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00690469"
    }
  ]
}