{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Visual+Acuity&page=6",
    "query": {
      "intervention": "Visual Acuity",
      "page": 6
    },
    "page_size": 10
  },
  "pagination": {
    "page": 6,
    "page_size": 10,
    "total_count": 242,
    "total_pages": 25,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Visual+Acuity&page=7&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Visual+Acuity&page=5&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-18T07:52:33.932Z",
  "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": "NCT00793091",
      "title": "Safety and Efficacy Study of an Ophthalmic Solution in Patients With Age-Related Cataract",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Cataract"
      ],
      "interventions": [
        {
          "name": "C-KAD Ophthalmic Solution",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Chakshu Research, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "50 Years to 85 Years"
      },
      "enrollment_count": 80,
      "start_date": "2008-11",
      "completion_date": "2009-09",
      "has_results": false,
      "last_update_posted_date": "2008-11-27",
      "last_synced_at": "2026-10-18T07:52:33.932Z",
      "location_count": 4,
      "location_summary": "San Francisco, California • Overland Park, Kansas • Minneapolis, Minnesota + 1 more",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Overland Park",
          "state": "Kansas"
        },
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        },
        {
          "city": "Charlotte",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00793091"
    },
    {
      "nct_id": "NCT02033200",
      "title": "Safety Study Looking at the Effects of Stendra on Vision",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Vision"
      ],
      "interventions": [
        {
          "name": "Stendra 200 mg",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "VIVUS LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "MALE",
        "summary": "18 Years to 45 Years · Male only"
      },
      "enrollment_count": 80,
      "start_date": "2014-01",
      "completion_date": "2014-01",
      "has_results": true,
      "last_update_posted_date": "2015-03-13",
      "last_synced_at": "2026-10-18T07:52:33.932Z",
      "location_count": 1,
      "location_summary": "Tempe, Arizona",
      "locations": [
        {
          "city": "Tempe",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02033200"
    },
    {
      "nct_id": "NCT06172881",
      "title": "Novel Multifocal Soft Contact Lens Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "Investigational Contact Lens",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Ohio State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "18 Years to 40 Years"
      },
      "enrollment_count": 10,
      "start_date": "2023-12-14",
      "completion_date": "2024-01-12",
      "has_results": true,
      "last_update_posted_date": "2024-05-01",
      "last_synced_at": "2026-10-18T07:52:33.932Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06172881"
    },
    {
      "nct_id": "NCT05390736",
      "title": "Evaluating the Cost Effectiveness of STEADI",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Accidental Fall"
      ],
      "interventions": [
        {
          "name": "Gait and balance assessment",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Medication review",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Comorbidity review",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Fall history",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Assessment of feet/footwear",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Assessment of visual acuity",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Home safety risk assessment",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Vitamin D Deficiency",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "National Opinion Research Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "65 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "65 Years and older"
      },
      "enrollment_count": 780,
      "start_date": "2020-07-29",
      "completion_date": "2023-09-18",
      "has_results": false,
      "last_update_posted_date": "2023-11-09",
      "last_synced_at": "2026-10-18T07:52:33.932Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05390736"
    },
    {
      "nct_id": "NCT07006428",
      "title": "Visual Performance of Clareon PanOptix vs. a Comparable Multifocal Intraocular Lens",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Age Related Cataracts"
      ],
      "interventions": [
        {
          "name": "Clareon PanOptix or PanOptix Toric IOLs",
          "type": "DEVICE"
        },
        {
          "name": "Comparable multifocal IOL",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Argus Research Center, Inc.",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 290,
      "start_date": "2025-05-07",
      "completion_date": "2025-11",
      "has_results": false,
      "last_update_posted_date": "2025-06-05",
      "last_synced_at": "2026-10-18T07:52:33.932Z",
      "location_count": 3,
      "location_summary": "Torrance, California • Cape Coral, Florida • Gainesville, Georgia",
      "locations": [
        {
          "city": "Torrance",
          "state": "California"
        },
        {
          "city": "Cape Coral",
          "state": "Florida"
        },
        {
          "city": "Gainesville",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07006428"
    },
    {
      "nct_id": "NCT03065907",
      "title": "Timing of Low Vision Rehabilitation in Anti- Vascular Endothelial Growth Factor (VEGF) Therapy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Low Vision",
        "Neovascular Age-related Macular Degeneration"
      ],
      "interventions": [
        {
          "name": "Vision rehabilitation",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "105 Years",
        "sex": "ALL",
        "summary": "50 Years to 105 Years"
      },
      "enrollment_count": 3,
      "start_date": "2018-01-15",
      "completion_date": "2019-12-01",
      "has_results": false,
      "last_update_posted_date": "2019-12-16",
      "last_synced_at": "2026-10-18T07:52:33.932Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03065907"
    },
    {
      "nct_id": "NCT03931317",
      "title": "Study Comparing the Effects of Latanoprostene Bunod and Timolol on Retinal Blood Vessel Density and Visual Acuity",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "OAG - Open-Angle Glaucoma",
        "OHT - Ocular Hypertension"
      ],
      "interventions": [
        {
          "name": "Latanoprostene bunod 0.024% QD",
          "type": "DRUG"
        },
        {
          "name": "Timolol maleate 0.5% BID",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, San Diego",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "40 Years to 90 Years"
      },
      "enrollment_count": 70,
      "start_date": "2018-12-03",
      "completion_date": "2023-03-01",
      "has_results": false,
      "last_update_posted_date": "2023-08-29",
      "last_synced_at": "2026-10-18T07:52:33.932Z",
      "location_count": 1,
      "location_summary": "La Jolla, California",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03931317"
    },
    {
      "nct_id": "NCT00467935",
      "title": "Scotoma Reduction in AMD Patients Treated With Ranibizumab",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Macular Degeneration"
      ],
      "interventions": [
        {
          "name": "intravitreal injection Lucentis (ranibizumab)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Retina Research Foundation",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "50 Years to 90 Years"
      },
      "enrollment_count": 20,
      "start_date": "2007-03",
      "completion_date": "2007-11",
      "has_results": false,
      "last_update_posted_date": "2011-07-29",
      "last_synced_at": "2026-10-18T07:52:33.932Z",
      "location_count": 1,
      "location_summary": "Slingerlands, New York",
      "locations": [
        {
          "city": "Slingerlands",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00467935"
    },
    {
      "nct_id": "NCT03762668",
      "title": "Performance Assessment of a Modified Daily Disposable Contact Lens",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Refractive Errors",
        "Myopia",
        "Hyperopia"
      ],
      "interventions": [
        {
          "name": "Modified delefilcon A contact lenses",
          "type": "DEVICE"
        },
        {
          "name": "Delefilcon A contact lenses",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "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": 62,
      "start_date": "2018-12-03",
      "completion_date": "2019-01-07",
      "has_results": true,
      "last_update_posted_date": "2020-01-13",
      "last_synced_at": "2026-10-18T07:52:33.932Z",
      "location_count": 5,
      "location_summary": "Maitland, Florida • Orlando, Florida • West Palm Beach, Florida + 2 more",
      "locations": [
        {
          "city": "Maitland",
          "state": "Florida"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "West Palm Beach",
          "state": "Florida"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03762668"
    },
    {
      "nct_id": "NCT07253532",
      "title": "Vibrotactile Balance Belt Effect on Improving Gait",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Vestibular Hypofunction",
        "Ataxia - Other",
        "Gait Impairment"
      ],
      "interventions": [
        {
          "name": "BalanceBelt",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 90,
      "start_date": "2026-03-20",
      "completion_date": "2030-12-01",
      "has_results": false,
      "last_update_posted_date": "2026-03-27",
      "last_synced_at": "2026-10-18T07:52:33.932Z",
      "location_count": 2,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07253532"
    }
  ]
}