{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Visual+Function&page=23",
    "query": {
      "condition": "Visual Function",
      "page": 23
    },
    "page_size": 10
  },
  "pagination": {
    "page": 23,
    "page_size": 10,
    "total_count": 2373,
    "total_pages": 238,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Visual+Function&page=24&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Visual+Function&page=22&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-22T07:15:52.753Z",
  "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": "NCT04629521",
      "title": "Additional Long-Term Follow-up for Subjects Implanted With a CyPass® Micro-Stent",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Primary Open Angle Glaucoma",
        "Cataract"
      ],
      "interventions": [
        {
          "name": "CyPass Micro-Stent",
          "type": "DEVICE"
        },
        {
          "name": "Cataract Surgery",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "PROCEDURE"
      ],
      "sponsor": "Alcon Research",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "45 Years and older"
      },
      "enrollment_count": 54,
      "start_date": "2020-12-21",
      "completion_date": "2023-04-05",
      "has_results": true,
      "last_update_posted_date": "2024-04-26",
      "last_synced_at": "2026-10-22T07:15:52.753Z",
      "location_count": 12,
      "location_summary": "Glendale, Arizona • Orange, California • Fort Collins, Colorado + 9 more",
      "locations": [
        {
          "city": "Glendale",
          "state": "Arizona"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Fort Collins",
          "state": "Colorado"
        },
        {
          "city": "Cape Coral",
          "state": "Florida"
        },
        {
          "city": "Sioux City",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04629521"
    },
    {
      "nct_id": "NCT05360784",
      "title": "\"Efficacy and Safety of Brimonidine Tartrate Preservative-Free Formulation in Adults With Ocular Redness\"",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Ocular Redness"
      ],
      "interventions": [
        {
          "name": "Brimonidine tartrate ophthalmic solution 0.025% preservative-free formulation",
          "type": "DRUG"
        },
        {
          "name": "Lumify® (brimonidine tartrate ophthalmic solution 0.025%)",
          "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": 380,
      "start_date": "2022-05-13",
      "completion_date": "2022-11-23",
      "has_results": true,
      "last_update_posted_date": "2024-08-26",
      "last_synced_at": "2026-10-22T07:15:52.753Z",
      "location_count": 6,
      "location_summary": "Colorado Springs, Colorado • Louisville, Kentucky • Andover, Massachusetts + 3 more",
      "locations": [
        {
          "city": "Colorado Springs",
          "state": "Colorado"
        },
        {
          "city": "Louisville",
          "state": "Kentucky"
        },
        {
          "city": "Andover",
          "state": "Massachusetts"
        },
        {
          "city": "Shelby",
          "state": "North Carolina"
        },
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05360784"
    },
    {
      "nct_id": "NCT02531152",
      "title": "28-Day Repeated Topical Study to Evaluate the Safety and Activity of 5 Escalating Dose Levels of SAR366234 and One Dose of Latanoprost in Patients With Open Angle Glaucoma or Ocular Hypertension",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Open Angle Glaucoma -Ocular Hypertension"
      ],
      "interventions": [
        {
          "name": "Latanoprost",
          "type": "DRUG"
        },
        {
          "name": "SAR366234",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Sanofi",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 54,
      "start_date": "2015-09",
      "completion_date": "2016-04",
      "has_results": false,
      "last_update_posted_date": "2016-04-27",
      "last_synced_at": "2026-10-22T07:15:52.753Z",
      "location_count": 5,
      "location_summary": "Inglewood, California • Cape Coral, Florida • Roswell, Georgia + 2 more",
      "locations": [
        {
          "city": "Inglewood",
          "state": "California"
        },
        {
          "city": "Cape Coral",
          "state": "Florida"
        },
        {
          "city": "Roswell",
          "state": "Georgia"
        },
        {
          "city": "Saint Joseph",
          "state": "Michigan"
        },
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02531152"
    },
    {
      "nct_id": "NCT05844384",
      "title": "Nanodropper Use in Primary Open-Angle Glaucoma Patients: A Non-Inferiority Trial",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Ocular Hypertension",
        "Primary Open Angle Glaucoma"
      ],
      "interventions": [
        {
          "name": "Nanodropper",
          "type": "DEVICE"
        },
        {
          "name": "Regular dropper",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "59th Medical Wing",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2022-03-17",
      "completion_date": "2024-03-17",
      "has_results": false,
      "last_update_posted_date": "2023-05-06",
      "last_synced_at": "2026-10-22T07:15:52.753Z",
      "location_count": 1,
      "location_summary": "Lackland Air Force Base, Texas",
      "locations": [
        {
          "city": "Lackland Air Force Base",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05844384"
    },
    {
      "nct_id": "NCT05938699",
      "title": "Aqueous Humor Dynamics of NCX 470 Ophthalmic Solution",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Open Angle Glaucoma"
      ],
      "interventions": [
        {
          "name": "NCX 470",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Nicox Ophthalmics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 18,
      "start_date": "2023-12-12",
      "completion_date": "2025-03-17",
      "has_results": false,
      "last_update_posted_date": "2025-09-08",
      "last_synced_at": "2026-10-22T07:15:52.753Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05938699"
    },
    {
      "nct_id": "NCT02295358",
      "title": "The Effect of Omega-3 Fatty Acid Supplementation on Intraocular Pressure & Ocular Surface",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Open Angle Glaucoma",
        "Ocular Hypertension"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "89 Years",
        "sex": "ALL",
        "summary": "40 Years to 89 Years"
      },
      "enrollment_count": 0,
      "start_date": "2014-11",
      "completion_date": "2015-11",
      "has_results": false,
      "last_update_posted_date": "2015-07-09",
      "last_synced_at": "2026-10-22T07:15:52.753Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02295358"
    },
    {
      "nct_id": "NCT03545126",
      "title": "Human CNS Tau Kinetics in Tauopathies",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Progressive Supranuclear Palsy (PSP)",
        "Corticobasal Degeneration (CBD)",
        "Frontotemporal Dementia (FTD MAPT Mutation)"
      ],
      "interventions": [
        {
          "name": "13C6 Leucine",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Washington University School of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 27,
      "start_date": "2017-08-21",
      "completion_date": "2022-03-04",
      "has_results": false,
      "last_update_posted_date": "2022-04-13",
      "last_synced_at": "2026-10-22T07:15:52.753Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03545126"
    },
    {
      "nct_id": "NCT03452033",
      "title": "H-1337 Ophthalmic Solution Phase 1/2",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Glaucoma, Open-Angle"
      ],
      "interventions": [
        {
          "name": "H-1337 Placebo",
          "type": "DRUG"
        },
        {
          "name": "H-1337 [1]",
          "type": "DRUG"
        },
        {
          "name": "H-1337 [2]",
          "type": "DRUG"
        },
        {
          "name": "H-1337 [3]",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Allysta Pharmaceutical",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 87,
      "start_date": "2018-03-15",
      "completion_date": "2018-08-15",
      "has_results": true,
      "last_update_posted_date": "2022-07-12",
      "last_synced_at": "2026-10-22T07:15:52.753Z",
      "location_count": 1,
      "location_summary": "Goose Creek, South Carolina",
      "locations": [
        {
          "city": "Goose Creek",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03452033"
    },
    {
      "nct_id": "NCT02547740",
      "title": "Macular Damage in Early Glaucoma and Progression",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Glaucoma"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Columbia University",
      "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": 260,
      "start_date": "2015-10",
      "completion_date": "2024-01-18",
      "has_results": false,
      "last_update_posted_date": "2024-05-14",
      "last_synced_at": "2026-10-22T07:15:52.753Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02547740"
    },
    {
      "nct_id": "NCT01444391",
      "title": "inVENT-visIOn Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Otitis Media"
      ],
      "interventions": [
        {
          "name": "Tympanostomy tube placement (Acclarent iontophoresis device)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Integra LifeSciences Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Months",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "6 Months and older"
      },
      "enrollment_count": 42,
      "start_date": "2011-10",
      "completion_date": "2012-06",
      "has_results": true,
      "last_update_posted_date": "2024-07-12",
      "last_synced_at": "2026-10-22T07:15:52.753Z",
      "location_count": 1,
      "location_summary": "Port Saint Lucie, Florida",
      "locations": [
        {
          "city": "Port Saint Lucie",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01444391"
    }
  ]
}