{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Visual+Function&page=56",
    "query": {
      "condition": "Visual Function",
      "page": 56
    },
    "page_size": 10
  },
  "pagination": {
    "page": 56,
    "page_size": 10,
    "total_count": 2377,
    "total_pages": 238,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Visual+Function&page=57&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Visual+Function&page=55&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-23T14:53:28.522Z",
  "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": "NCT00444080",
      "title": "Comparison of Ex-PRESSTM Mini Glaucoma Shunt to Trabeculectomy in Subjects With Open Angle Glaucoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Glaucoma"
      ],
      "interventions": [
        {
          "name": "Trabeculectomy",
          "type": "PROCEDURE"
        },
        {
          "name": "Ex-PRESS mini shunt",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DEVICE"
      ],
      "sponsor": "University of Virginia",
      "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": 120,
      "start_date": "2006-10",
      "completion_date": "2012-01",
      "has_results": true,
      "last_update_posted_date": "2020-10-14",
      "last_synced_at": "2026-10-23T14:53:28.522Z",
      "location_count": 7,
      "location_summary": "San Francisco, California • Gainesville, Florida • St Louis, Missouri + 4 more",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00444080"
    },
    {
      "nct_id": "NCT04023123",
      "title": "Anterior Corneal Striae in Hypotony",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hypotony Ocular",
        "Cornea Folds and Rupture of Bowman's Membrane Both Eyes",
        "Maculopathy"
      ],
      "interventions": [
        {
          "name": "Ophthalmic imaging",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 98,
      "start_date": "2019-09-17",
      "completion_date": "2020-03-23",
      "has_results": false,
      "last_update_posted_date": "2020-05-05",
      "last_synced_at": "2026-10-23T14:53:28.522Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04023123"
    },
    {
      "nct_id": "NCT00638846",
      "title": "Performance of Two Silicone Hydrogel Toric Contact Lenses",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Vision Correction"
      ],
      "interventions": [
        {
          "name": "senofilcon A toric",
          "type": "DEVICE"
        },
        {
          "name": "balafilcon A toric",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Johnson & Johnson Vision Care, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 276,
      "start_date": "2008-02",
      "completion_date": "2008-05",
      "has_results": true,
      "last_update_posted_date": "2015-05-21",
      "last_synced_at": "2026-10-23T14:53:28.522Z",
      "location_count": 19,
      "location_summary": "North Little Rock, Arkansas • Mission Viejo, California • Colorado Springs, Colorado + 16 more",
      "locations": [
        {
          "city": "North Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Mission Viejo",
          "state": "California"
        },
        {
          "city": "Colorado Springs",
          "state": "Colorado"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Neodesha",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00638846"
    },
    {
      "nct_id": "NCT05290246",
      "title": "TRE in Type 2 Diabetes (See Food Study 3)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Type2Diabetes"
      ],
      "interventions": [
        {
          "name": "Time restricted eating",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Caloric reduction",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 115,
      "start_date": "2022-05-27",
      "completion_date": "2026-03-23",
      "has_results": true,
      "last_update_posted_date": "2026-04-14",
      "last_synced_at": "2026-10-23T14:53:28.522Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05290246"
    },
    {
      "nct_id": "NCT00005903",
      "title": "Continuously Infused Recombinant-Methionyl Human Glial Cell Line-Derived Neurotrophic Factor (GDNF) to Treat Progressive Supranuclear Palsy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Progressive Supranuclear Palsy"
      ],
      "interventions": [
        {
          "name": "GDNF & Synchro Med Infusion System",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute of Neurological Disorders and Stroke (NINDS)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 15,
      "start_date": "2000-06",
      "completion_date": "2005-05",
      "has_results": false,
      "last_update_posted_date": "2008-03-04",
      "last_synced_at": "2026-10-23T14:53:28.522Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00005903"
    },
    {
      "nct_id": "NCT01789736",
      "title": "A Study Assessing PG286 Ophthalmic Solution, 0.5% Compared to Its Individual Components for 28 Days",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Open Angle Glaucoma",
        "Ocular Hypertension"
      ],
      "interventions": [
        {
          "name": "PG286 Ophthalmic Solution 0.5%",
          "type": "DRUG"
        },
        {
          "name": "AR-12286 Ophthalmic Solution 0.5%",
          "type": "DRUG"
        },
        {
          "name": "Travoprost Ophthalmic Solution 0.004%",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Aerie Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 234,
      "start_date": "2013-02",
      "completion_date": "2013-06",
      "has_results": false,
      "last_update_posted_date": "2014-03-17",
      "last_synced_at": "2026-10-23T14:53:28.522Z",
      "location_count": 21,
      "location_summary": "Artesia, California • Inglewood, California • Newport Beach, California + 18 more",
      "locations": [
        {
          "city": "Artesia",
          "state": "California"
        },
        {
          "city": "Inglewood",
          "state": "California"
        },
        {
          "city": "Newport Beach",
          "state": "California"
        },
        {
          "city": "Petaluma",
          "state": "California"
        },
        {
          "city": "Poway",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01789736"
    },
    {
      "nct_id": "NCT05536401",
      "title": "P200TE Agreement and Precision Study",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Retina Disease",
        "Glaucoma",
        "Normal"
      ],
      "interventions": [
        {
          "name": "P200TE",
          "type": "DEVICE"
        },
        {
          "name": "Predicate Device",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Optos, PLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "22 Years and older"
      },
      "enrollment_count": 15,
      "start_date": "2022-09-02",
      "completion_date": "2022-09-20",
      "has_results": false,
      "last_update_posted_date": "2022-11-17",
      "last_synced_at": "2026-10-23T14:53:28.522Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05536401"
    },
    {
      "nct_id": "NCT03076671",
      "title": "More Than a Movement Disorder: Applying Palliative Care to Parkinson's Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Parkinson Disease",
        "Parkinsonism",
        "Lewy Body Disease",
        "Supranuclear Palsy, Progressive",
        "Parkinsonism Vascular",
        "Multiple System Atrophy",
        "Corticobasal Degeneration",
        "Alzheimer Disease",
        "Frontotemporal Dementia",
        "Primary Progressive Aphasia",
        "Vascular Dementia"
      ],
      "interventions": [
        {
          "name": "Palliative Care",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "105 Years",
        "sex": "ALL",
        "summary": "18 Years to 105 Years"
      },
      "enrollment_count": 783,
      "start_date": "2017-03-01",
      "completion_date": "2020-12-31",
      "has_results": false,
      "last_update_posted_date": "2021-05-14",
      "last_synced_at": "2026-10-23T14:53:28.522Z",
      "location_count": 2,
      "location_summary": "San Francisco, California • Aurora, Colorado",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03076671"
    },
    {
      "nct_id": "NCT02516306",
      "title": "A Study to Evaluate the Safety and Efficacy of EV06 Ophthalmic Solution in Improving Vision in Subjects With Presbyopia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Presbyopia"
      ],
      "interventions": [
        {
          "name": "EV06 Ophthalmic Solution",
          "type": "DRUG"
        },
        {
          "name": "Placebo Ophthalmic Solution",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Encore Vision, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "45 Years to 55 Years"
      },
      "enrollment_count": 75,
      "start_date": "2015-09-16",
      "completion_date": "2016-03-10",
      "has_results": true,
      "last_update_posted_date": "2018-07-02",
      "last_synced_at": "2026-10-23T14:53:28.522Z",
      "location_count": 4,
      "location_summary": "Artesia, California • Mission Hills, California • Washington, Missouri + 1 more",
      "locations": [
        {
          "city": "Artesia",
          "state": "California"
        },
        {
          "city": "Mission Hills",
          "state": "California"
        },
        {
          "city": "Washington",
          "state": "Missouri"
        },
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02516306"
    },
    {
      "nct_id": "NCT01990677",
      "title": "Eplerenone for the Treatment of Central Serous Chorioretinopathy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Central Serous Chorioretinopathy"
      ],
      "interventions": [
        {
          "name": "25mg Eplerenone",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Wills Eye",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 108,
      "start_date": "2013-10",
      "completion_date": "2015-05",
      "has_results": true,
      "last_update_posted_date": "2018-11-07",
      "last_synced_at": "2026-10-23T14:53:28.522Z",
      "location_count": 10,
      "location_summary": "Cherry Hill, New Jersey • Marlton, New Jersey • Mays Landing, New Jersey + 7 more",
      "locations": [
        {
          "city": "Cherry Hill",
          "state": "New Jersey"
        },
        {
          "city": "Marlton",
          "state": "New Jersey"
        },
        {
          "city": "Mays Landing",
          "state": "New Jersey"
        },
        {
          "city": "Bala-Cynwyd",
          "state": "Pennsylvania"
        },
        {
          "city": "Bethlehem",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01990677"
    }
  ]
}