{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Visual+Function&page=98",
    "query": {
      "condition": "Visual Function",
      "page": 98
    },
    "page_size": 10
  },
  "pagination": {
    "page": 98,
    "page_size": 10,
    "total_count": 2377,
    "total_pages": 238,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Visual+Function&page=99&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Visual+Function&page=97&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-24T20:46:46.961Z",
  "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": "NCT03011554",
      "title": "Telescope Exchange Study",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Age-related Macular Degeneration"
      ],
      "interventions": [
        {
          "name": "Implantable Miniature Telescope (IMT)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "VisionCare, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 75,
      "start_date": "2017-03-22",
      "completion_date": "2022-12-31",
      "has_results": false,
      "last_update_posted_date": "2018-04-26",
      "last_synced_at": "2026-10-24T20:46:46.961Z",
      "location_count": 14,
      "location_summary": "Phoenix, Arizona • Irvine, California • Loma Linda, California + 11 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Irvine",
          "state": "California"
        },
        {
          "city": "Loma Linda",
          "state": "California"
        },
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03011554"
    },
    {
      "nct_id": "NCT00280345",
      "title": "Autoimmune Dysregulation in Pigmentary Glaucoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pigmentary Glaucoma",
        "Primary Open Angle Glaucoma",
        "Cataract"
      ],
      "interventions": [
        {
          "name": "Trabeculectomy",
          "type": "PROCEDURE"
        },
        {
          "name": "Trabeculectomy and cataract surgery",
          "type": "PROCEDURE"
        },
        {
          "name": "Cataract surgery",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Oklahoma",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 23,
      "start_date": "2006-02",
      "completion_date": "2009-05",
      "has_results": false,
      "last_update_posted_date": "2023-12-15",
      "last_synced_at": "2026-10-24T20:46:46.961Z",
      "location_count": 1,
      "location_summary": "Oklahoma City, Oklahoma",
      "locations": [
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00280345"
    },
    {
      "nct_id": "NCT00332319",
      "title": "Effects Of GW679769 On Bladder Nerve Function And Symptoms Of Overactive Bladder In Spinal Cord Injury Patients",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Incontinence, Urinary and Urinary Bladder, Overactive",
        "Overactive Bladder"
      ],
      "interventions": [
        {
          "name": "GW679769",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 1,
      "start_date": "2006-01",
      "completion_date": "2007-02",
      "has_results": false,
      "last_update_posted_date": "2015-04-17",
      "last_synced_at": "2026-10-24T20:46:46.961Z",
      "location_count": 3,
      "location_summary": "Long Beach, California • Cleveland, Ohio • Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00332319"
    },
    {
      "nct_id": "NCT07668102",
      "title": "Visual Performance of Highly Aspherical Lenslet Spectacles in Children (Ancillary to WS10246)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "HAL spectacle lens",
          "type": "DEVICE"
        },
        {
          "name": "Single Vision spectacle lens",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Essilor International",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "12 Years",
        "sex": "ALL",
        "summary": "6 Years to 12 Years"
      },
      "enrollment_count": 88,
      "start_date": "2024-05-22",
      "completion_date": "2024-10-20",
      "has_results": false,
      "last_update_posted_date": "2026-06-25",
      "last_synced_at": "2026-10-24T20:46:46.961Z",
      "location_count": 7,
      "location_summary": "San Diego, California • Longwood, Florida • Chicago, Illinois + 4 more",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Longwood",
          "state": "Florida"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Pittsburg",
          "state": "Kansas"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07668102"
    },
    {
      "nct_id": "NCT04957745",
      "title": "Understanding Visual Confusion Using Stereoscopic Displays",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diplopia",
        "Binocular Vision Suppression",
        "Binocular; Fusion, With Defective Stereopsis",
        "Monocular Diplopia"
      ],
      "interventions": [
        {
          "name": "Binocular visual confusion (unilateral opaque)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Unilateral monocular visual confusion (unilateral see-through)",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Bilateral monocular visual confusion (bilateral see-through)",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Massachusetts Eye and Ear Infirmary",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "14 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "14 Years and older"
      },
      "enrollment_count": 13,
      "start_date": "2021-11-09",
      "completion_date": "2022-07-27",
      "has_results": true,
      "last_update_posted_date": "2023-07-10",
      "last_synced_at": "2026-10-24T20:46:46.961Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04957745"
    },
    {
      "nct_id": "NCT07775872",
      "title": "Prospective Natural History Study of POLG Disease",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "PolG, Primary Mitochondrial Myopathy"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "The POLG Foundation",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 300,
      "start_date": "2026-06-17",
      "completion_date": "2031-06-17",
      "has_results": false,
      "last_update_posted_date": "2026-09-15",
      "last_synced_at": "2026-10-24T20:46:46.961Z",
      "location_count": 7,
      "location_summary": "San Diego, California • Aurora, Colorado • New York, New York + 4 more",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Akron",
          "state": "Ohio"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07775872"
    },
    {
      "nct_id": "NCT07520175",
      "title": "A Study of Outcomes Following Bio-Reinforced Canaloplasty in Eyes With Open-Angle Glaucoma",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Open-Angle Glaucoma"
      ],
      "interventions": [
        {
          "name": "AlloSpan Canal Platform Bio-Reinforced Canaloplasty",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Iantrek, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 300,
      "start_date": "2026-04-01",
      "completion_date": "2029-12",
      "has_results": false,
      "last_update_posted_date": "2026-10-13",
      "last_synced_at": "2026-10-24T20:46:46.961Z",
      "location_count": 9,
      "location_summary": "Chico, California • Petaluma, California • Alexandria, Minnesota + 6 more",
      "locations": [
        {
          "city": "Chico",
          "state": "California"
        },
        {
          "city": "Petaluma",
          "state": "California"
        },
        {
          "city": "Alexandria",
          "state": "Minnesota"
        },
        {
          "city": "Coon Rapids",
          "state": "Minnesota"
        },
        {
          "city": "Buffalo",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07520175"
    },
    {
      "nct_id": "NCT01604356",
      "title": "Acupuncture for the Treatment of Vision Loss Due to Retinitis Pigmentosa",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Retinitis Pigmentosa"
      ],
      "interventions": [
        {
          "name": "Electro-acupuncture",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "10 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "10 Years and older"
      },
      "enrollment_count": 19,
      "start_date": "2012-04",
      "completion_date": "2013-12",
      "has_results": false,
      "last_update_posted_date": "2014-03-04",
      "last_synced_at": "2026-10-24T20:46:46.961Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01604356"
    },
    {
      "nct_id": "NCT00346372",
      "title": "Optical Coherence Tomography of Retinal Abnormalities Associated With Choroidal Nevus, Choroidal Melanoma and Choroidal Melanoma Treated With Iodine-125 Brachytherapy",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Ocular Melanoma"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Jonsson Comprehensive 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": 5,
      "start_date": "2004-03",
      "completion_date": "2017-11-27",
      "has_results": false,
      "last_update_posted_date": "2019-08-12",
      "last_synced_at": "2026-10-24T20:46:46.961Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00346372"
    },
    {
      "nct_id": "NCT01927406",
      "title": "The Secondary Beneficial Effects of Prostaglandin Analog Treatment in Thyroid Eye Disease Patients.",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Thyroid Eye Disease",
        "Ocular Hypertension",
        "Glaucoma"
      ],
      "interventions": [
        {
          "name": "Prostaglandin Analog",
          "type": "DRUG"
        },
        {
          "name": "Timolol",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2014-06",
      "completion_date": "2016-12",
      "has_results": false,
      "last_update_posted_date": "2018-05-15",
      "last_synced_at": "2026-10-24T20:46:46.961Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01927406"
    }
  ]
}