{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Visual+Function&page=18",
    "query": {
      "condition": "Visual Function",
      "page": 18
    },
    "page_size": 10
  },
  "pagination": {
    "page": 18,
    "page_size": 10,
    "total_count": 2373,
    "total_pages": 238,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Visual+Function&page=19&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Visual+Function&page=17&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-22T03:03:02.894Z",
  "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": "NCT04427852",
      "title": "Nutrition, Vision, and Cognition in Sport Study: Beef",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cognitive Change",
        "Nutrient Deficiency",
        "Nutritional Anemia",
        "Visual Spatial Processing",
        "Diet, Healthy",
        "Diet; Deficiency",
        "Dietary Deficiency",
        "Dietary B12 Deficiency",
        "Dietary Zinc Deficiency",
        "Dietary Vitamin B12 Deficiency Anemia",
        "Dietary Deficiency of Selenium and Vitamin E"
      ],
      "interventions": [
        {
          "name": "30 day Daily consumption of 1 serving of beef",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "30 day Daily consumption of 1 serving of the vegatable protein source",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Texas A&M University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 40 Years · Female only"
      },
      "enrollment_count": 80,
      "start_date": "2020-01-20",
      "completion_date": "2021-06-01",
      "has_results": false,
      "last_update_posted_date": "2025-09-29",
      "last_synced_at": "2026-10-22T03:03:02.894Z",
      "location_count": 1,
      "location_summary": "College Station, Texas",
      "locations": [
        {
          "city": "College Station",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04427852"
    },
    {
      "nct_id": "NCT01847638",
      "title": "Prolensa (Bromfenac) 0.07% QD vs. Ilevro (Nepafenac) 0.3% QD for Treatment of Ocular Inflammation Post Cataract Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cataract",
        "Retinal Edema",
        "Inflammation"
      ],
      "interventions": [
        {
          "name": "Prolensa (bromfenac 0.07%)",
          "type": "DRUG"
        },
        {
          "name": "Ilevro (nepafenac 0.3%)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Melissa Toyos",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2013-04-01",
      "completion_date": "2018-08-23",
      "has_results": true,
      "last_update_posted_date": "2018-11-14",
      "last_synced_at": "2026-10-22T03:03:02.894Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01847638"
    },
    {
      "nct_id": "NCT03288948",
      "title": "Binocular Amblyopia Treatment",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Amblyopia"
      ],
      "interventions": [
        {
          "name": "Binocular games for treatment of amblyopia",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Retina Foundation of the Southwest",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": "10 Years",
        "sex": "ALL",
        "summary": "4 Years to 10 Years"
      },
      "enrollment_count": 120,
      "start_date": "2017-08-31",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-02-23",
      "last_synced_at": "2026-10-22T03:03:02.894Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03288948"
    },
    {
      "nct_id": "NCT00505531",
      "title": "Pain Study to See if Ultram ER Will Provide Relief to Subjects Whose Pain is Not Well Controlled by Narcotics",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Chronic Pain"
      ],
      "interventions": [
        {
          "name": "Tramadol Extended Release Oral Capsule",
          "type": "DRUG"
        },
        {
          "name": "Benadryl",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Massachusetts General Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 7,
      "start_date": "2007-06",
      "completion_date": "2007-12",
      "has_results": false,
      "last_update_posted_date": "2020-07-22",
      "last_synced_at": "2026-10-22T03:03:02.894Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00505531"
    },
    {
      "nct_id": "NCT01965106",
      "title": "Phase IIA Double-Masked Randomized Sham-Controlled Trial of QPI-1007 Delivered by a Single Intravitreal Injection to Subjects With Acute Primary Angle-Closure Glaucoma (APACG)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Glaucoma, Angle-closure, Primary, Acute"
      ],
      "interventions": [
        {
          "name": "QPI-1007 Injection",
          "type": "DRUG"
        },
        {
          "name": "(including placebo)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Quark Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "40 Years and older"
      },
      "enrollment_count": 46,
      "start_date": "2013-12",
      "completion_date": "2015-07",
      "has_results": false,
      "last_update_posted_date": "2017-04-07",
      "last_synced_at": "2026-10-22T03:03:02.894Z",
      "location_count": 4,
      "location_summary": "Orange, California • Pasadena, California • Houston, Texas + 1 more",
      "locations": [
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Pasadena",
          "state": "California"
        },
        {
          "city": "Houston",
          "state": "Texas"
        },
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01965106"
    },
    {
      "nct_id": "NCT01863238",
      "title": "An Ocular Safety Study of Ivacaftor-Treated Pediatric Patients 11 Years of Age or Younger With Cystic Fibrosis",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cystic Fibrosis"
      ],
      "interventions": [
        {
          "name": "Ophthalmologic examinations",
          "type": "OTHER"
        },
        {
          "name": "Ivacaftor Exposed",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "OTHER",
        "DRUG"
      ],
      "sponsor": "Vertex Pharmaceuticals Incorporated",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "11 Years",
        "sex": "ALL",
        "summary": "6 Years to 11 Years"
      },
      "enrollment_count": 95,
      "start_date": "2013-05",
      "completion_date": "2016-05",
      "has_results": false,
      "last_update_posted_date": "2016-08-23",
      "last_synced_at": "2026-10-22T03:03:02.894Z",
      "location_count": 38,
      "location_summary": "Birmingham, Alabama • Tucson, Arizona • Long Beach, California + 35 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Wilmington",
          "state": "Delaware"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01863238"
    },
    {
      "nct_id": "NCT03488550",
      "title": "Single-dose Study of ANX007 in Participants With Primary Open-angle Glaucoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Open-angle Glaucoma"
      ],
      "interventions": [
        {
          "name": "ANX007",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Annexon, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 9,
      "start_date": "2018-03-23",
      "completion_date": "2018-08-03",
      "has_results": false,
      "last_update_posted_date": "2020-08-20",
      "last_synced_at": "2026-10-22T03:03:02.894Z",
      "location_count": 1,
      "location_summary": "Newport Beach, California",
      "locations": [
        {
          "city": "Newport Beach",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03488550"
    },
    {
      "nct_id": "NCT05913687",
      "title": "Automated Imaging Differentiation of Parkinsonism",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Parkinson Disease",
        "Multiple System Atrophy, Parkinson Variant",
        "Progressive Supranuclear Palsy"
      ],
      "interventions": [
        {
          "name": "AIDP",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "40 Years to 80 Years"
      },
      "enrollment_count": 315,
      "start_date": "2021-07-22",
      "completion_date": "2027-03-31",
      "has_results": false,
      "last_update_posted_date": "2026-07-31",
      "last_synced_at": "2026-10-22T03:03:02.894Z",
      "location_count": 19,
      "location_summary": "Birmingham, Alabama • La Jolla, California • San Francisco, California + 15 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05913687"
    },
    {
      "nct_id": "NCT01375582",
      "title": "Objective Evaluation of Ocular Surface Lubricants in Two Environments",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Dry Eye"
      ],
      "interventions": [
        {
          "name": "B & L Soothe Lubricant Eye Drops",
          "type": "DRUG"
        },
        {
          "name": "Liposic EDO",
          "type": "DRUG"
        },
        {
          "name": "OcuFresh Eye Wash",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Rochester",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "30 Years to 75 Years"
      },
      "enrollment_count": 20,
      "start_date": "2011-06",
      "completion_date": "2012-06",
      "has_results": false,
      "last_update_posted_date": "2022-11-22",
      "last_synced_at": "2026-10-22T03:03:02.894Z",
      "location_count": 1,
      "location_summary": "Rochester, New York",
      "locations": [
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01375582"
    },
    {
      "nct_id": "NCT06874283",
      "title": "Ocular Complications From Cancer Therapy - Patient Registry and Biobank",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Graft Versus Host Disease in Eye",
        "Ocular Complications",
        "Inflammatory Dry Eye Disease"
      ],
      "interventions": [
        {
          "name": "Eye exam",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Maryland, Baltimore",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 150,
      "start_date": "2025-05-13",
      "completion_date": "2031-04",
      "has_results": false,
      "last_update_posted_date": "2026-03-05",
      "last_synced_at": "2026-10-22T03:03:02.894Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06874283"
    }
  ]
}