{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Visual+Function",
    "query": {
      "condition": "Visual Function"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 2283,
    "total_pages": 229,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Visual+Function&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-05-22T09:43:17.112Z",
  "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": "NCT00382122",
      "title": "Prevalence of Ocular Surface Disease in Glaucoma Patients",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Glaucoma"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Alcon Research",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 101,
      "start_date": "2006-09",
      "completion_date": "2007-02",
      "has_results": false,
      "last_update_posted_date": "2012-05-28",
      "last_synced_at": "2026-05-22T09:43:17.112Z",
      "location_count": 1,
      "location_summary": "La Jolla, California",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00382122"
    },
    {
      "nct_id": "NCT04027595",
      "title": "Efficacy and Outcomes of Neodymium-doped Yttrium Aluminum Garnet (Nd: YAG) Laser Capsulotomy Performed by Optometrists",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Posterior Capsule Opacification Obscuring Vision"
      ],
      "interventions": [
        {
          "name": "Neodymium-doped Yttrium Aluminum Garnet (Nd: YAG) Laser Capsulotomy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Northeastern State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 200,
      "start_date": "2019-09-17",
      "completion_date": "2022-09-30",
      "has_results": false,
      "last_update_posted_date": "2022-09-01",
      "last_synced_at": "2026-05-22T09:43:17.112Z",
      "location_count": 1,
      "location_summary": "Tahlequah, Oklahoma",
      "locations": [
        {
          "city": "Tahlequah",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04027595"
    },
    {
      "nct_id": "NCT02277119",
      "title": "Clinical Study of the Optic Disc Parameters",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Normal Healthy Subjects With No Known Ocular Diseases",
        "Glaucomatous Eyes",
        "Eyes With Retinal Diseases"
      ],
      "interventions": [
        {
          "name": "Maestro",
          "type": "DEVICE"
        },
        {
          "name": "iVue",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Topcon Medical Systems, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 109,
      "start_date": "2014-10",
      "completion_date": "2015-02",
      "has_results": true,
      "last_update_posted_date": "2022-06-28",
      "last_synced_at": "2026-05-22T09:43:17.112Z",
      "location_count": 2,
      "location_summary": "Pomona, California • New York, New York",
      "locations": [
        {
          "city": "Pomona",
          "state": "California"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02277119"
    },
    {
      "nct_id": "NCT00847483",
      "title": "Comparison of Latanoprost With Travoprost and Bimatoprost in Patients With Elevated IOP. A 12-weeks, Masked Evaluator, Phase IV Multi-center Study in the US",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Glaucoma",
        "Ocular Hypertension"
      ],
      "interventions": [
        {
          "name": "latanoprost 0.005% ophthalmic solution",
          "type": "DRUG"
        },
        {
          "name": "Travoprost 004% sterile ophthalmic solution",
          "type": "DRUG"
        },
        {
          "name": "Bimatoprost .03% sterile ophthalmic solution",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer's Upjohn has merged with Mylan to form Viatris Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 375,
      "start_date": "2002-01",
      "completion_date": "2002-08",
      "has_results": false,
      "last_update_posted_date": "2021-02-02",
      "last_synced_at": "2026-05-22T09:43:17.112Z",
      "location_count": 40,
      "location_summary": "Bellflower, California • Inglewood, California • San Diego, California + 31 more",
      "locations": [
        {
          "city": "Bellflower",
          "state": "California"
        },
        {
          "city": "Inglewood",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00847483"
    },
    {
      "nct_id": "NCT05325996",
      "title": "Evaluating Home Testing Devices for the Management of Glaucoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Glaucoma, Open-Angle"
      ],
      "interventions": [
        {
          "name": "Standard Automatic Perimetry Humphrey Field Analyzer",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "visuALL H",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "iCare Home Tonometer",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Spectralis Optical coherence tomography (OCT)",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Wills Eye",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "20 Years to 80 Years"
      },
      "enrollment_count": 53,
      "start_date": "2022-04-15",
      "completion_date": "2025-02-17",
      "has_results": false,
      "last_update_posted_date": "2025-11-14",
      "last_synced_at": "2026-05-22T09:43:17.112Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05325996"
    },
    {
      "nct_id": "NCT02639845",
      "title": "Eye Drop Application Monitor, Pilot Study",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cataracts",
        "Retina Surgery",
        "Glaucoma",
        "Any Condition That Requires Ophthalmic Drops"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Alexander Eaton",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 500,
      "start_date": "2013-11",
      "completion_date": "2017-06",
      "has_results": false,
      "last_update_posted_date": "2015-12-28",
      "last_synced_at": "2026-05-22T09:43:17.112Z",
      "location_count": 1,
      "location_summary": "Fort Myers, Florida",
      "locations": [
        {
          "city": "Fort Myers",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02639845"
    },
    {
      "nct_id": "NCT02097719",
      "title": "Efficacy and Safety Study of Bimatoprost 0.01% Alone Compared With Travoprost 0.004% and Timolol 0.5% in Subjects With Glaucoma or Ocular Hypertension",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Glaucoma",
        "Ocular Hypertension"
      ],
      "interventions": [
        {
          "name": "bimatoprost 0.01%",
          "type": "DRUG"
        },
        {
          "name": "travoprost 0.004%",
          "type": "DRUG"
        },
        {
          "name": "timolol 0.5%",
          "type": "DRUG"
        },
        {
          "name": "hypromellose 0.3%",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Allergan",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2014-05",
      "completion_date": "2014-12",
      "has_results": true,
      "last_update_posted_date": "2016-01-14",
      "last_synced_at": "2026-05-22T09:43:17.112Z",
      "location_count": 1,
      "location_summary": "Racine, Wisconsin",
      "locations": [
        {
          "city": "Racine",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02097719"
    },
    {
      "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": "2026-05-22T09:43:17.112Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00005903"
    },
    {
      "nct_id": "NCT02057575",
      "title": "Study Assessing Safety and Efficacy of PG324 Ophthalmic Solution in Patients With Elevated Intraocular Pressure",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Open Angle Glaucoma",
        "Ocular Hypertension"
      ],
      "interventions": [
        {
          "name": "PG324 Ophthalmic Solution 0.01%",
          "type": "DRUG"
        },
        {
          "name": "PG324 Ophthalmic Solution 0.02%",
          "type": "DRUG"
        },
        {
          "name": "Netarsudil (AR-13324) Ophthalmic Solution 0.02%",
          "type": "DRUG"
        },
        {
          "name": "Latanoprost Ophthalmic Solution 0.005%",
          "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": 298,
      "start_date": "2014-01",
      "completion_date": "2014-06",
      "has_results": true,
      "last_update_posted_date": "2019-06-04",
      "last_synced_at": "2026-05-22T09:43:17.112Z",
      "location_count": 23,
      "location_summary": "Artesia, California • Inglewood, California • Newport Beach, California + 20 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/NCT02057575"
    },
    {
      "nct_id": "NCT02786901",
      "title": "LE Gel for the Treatment of Ocular Inflammation and Pain Following Cataract Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Cataract",
        "Pain",
        "Ocular Inflammation"
      ],
      "interventions": [
        {
          "name": "Loteprednol Etabonate Ophthalmic Gel dosed TID",
          "type": "DRUG"
        },
        {
          "name": "Loteprednol Etabonate Ophthalmic Gel dosed BID",
          "type": "DRUG"
        },
        {
          "name": "Vehicle Gel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bausch & Lomb Incorporated",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 600,
      "start_date": "2016-06",
      "completion_date": "2017-07-01",
      "has_results": true,
      "last_update_posted_date": "2021-01-08",
      "last_synced_at": "2026-05-22T09:43:17.112Z",
      "location_count": 6,
      "location_summary": "Phoenix, Arizona • Oceanside, California • Miami, Florida + 3 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Oceanside",
          "state": "California"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Quincy",
          "state": "Massachusetts"
        },
        {
          "city": "Kansas City",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02786901"
    }
  ]
}