{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Visual+Disorders&page=25",
    "query": {
      "condition": "Visual Disorders",
      "page": 25
    },
    "page_size": 10
  },
  "pagination": {
    "page": 25,
    "page_size": 10,
    "total_count": 989,
    "total_pages": 99,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Visual+Disorders&page=26&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Visual+Disorders&page=24&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-25T01:01:19.693Z",
  "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": "NCT00238264",
      "title": "Radiation Therapy in Treating Young Patients With Gliomas",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Brain Tumor",
        "Central Nervous System Tumor"
      ],
      "interventions": [
        {
          "name": "radiation therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Children's Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "20 Years",
        "sex": "ALL",
        "summary": "3 Years to 20 Years"
      },
      "enrollment_count": 92,
      "start_date": "2006-11",
      "completion_date": "2018-12-31",
      "has_results": true,
      "last_update_posted_date": "2019-08-07",
      "last_synced_at": "2026-10-25T01:01:19.693Z",
      "location_count": 127,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Little Rock, Arkansas + 109 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Downey",
          "state": "California"
        },
        {
          "city": "Loma Linda",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00238264"
    },
    {
      "nct_id": "NCT03220438",
      "title": "TMS Enhancement of Visual Plasticity in Schizophrenia",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Schizophrenia"
      ],
      "interventions": [
        {
          "name": "Transcranial Magnetic Stimulation",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Maryland, Baltimore",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 17,
      "start_date": "2017-09-27",
      "completion_date": "2019-07-16",
      "has_results": true,
      "last_update_posted_date": "2025-04-18",
      "last_synced_at": "2026-10-25T01:01:19.693Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03220438"
    },
    {
      "nct_id": "NCT05537220",
      "title": "Oral N-acetylcysteine for Retinitis Pigmentosa",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Retinitis Pigmentosa"
      ],
      "interventions": [
        {
          "name": "N-acetylcysteine",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Johns Hopkins University",
      "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": 485,
      "start_date": "2023-10-11",
      "completion_date": "2030-05",
      "has_results": false,
      "last_update_posted_date": "2026-06-15",
      "last_synced_at": "2026-10-25T01:01:19.693Z",
      "location_count": 24,
      "location_summary": "Davis, California • Los Angeles, California • San Francisco, California + 21 more",
      "locations": [
        {
          "city": "Davis",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05537220"
    },
    {
      "nct_id": "NCT00440791",
      "title": "Evaluation of the PillCam™ Colon Capsule Endoscopy (PCCE) in the Visualization of the Colon",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Colonic Diseases"
      ],
      "interventions": [
        {
          "name": "PillCam Colon capsule endoscopy",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Medtronic - MITG",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2006-06",
      "completion_date": "2007-07",
      "has_results": false,
      "last_update_posted_date": "2019-07-31",
      "last_synced_at": "2026-10-25T01:01:19.693Z",
      "location_count": 6,
      "location_summary": "Scottsdale, Arizona • Indianapolis, Indiana • Minneapolis, Minnesota + 3 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00440791"
    },
    {
      "nct_id": "NCT02423213",
      "title": "DISCOVER Study: Microscope-integrated Intraoperative OCT Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Retinal Diseases",
        "Fuchs Endothelial Dystrophy",
        "Macular Hole",
        "Epiretinal Membrane",
        "Retinal Detachment"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "The Cleveland Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2911,
      "start_date": "2014-01",
      "completion_date": "2026-06",
      "has_results": false,
      "last_update_posted_date": "2026-08-03",
      "last_synced_at": "2026-10-25T01:01:19.693Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02423213"
    },
    {
      "nct_id": "NCT04074954",
      "title": "A (Prospective/Pilot) Study Evaluating the Effect of Cataract Surgery on the Daily Activity Levels of Elderly Patients",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cataract",
        "Diabetes",
        "Hypertension",
        "Obesity",
        "Vision Disability"
      ],
      "interventions": [
        {
          "name": "Cataract surgery",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Pikeville",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "60 Years and older"
      },
      "enrollment_count": 0,
      "start_date": "2023-03-23",
      "completion_date": "2023-07-31",
      "has_results": false,
      "last_update_posted_date": "2023-12-06",
      "last_synced_at": "2026-10-25T01:01:19.693Z",
      "location_count": 1,
      "location_summary": "Louisville, Kentucky",
      "locations": [
        {
          "city": "Louisville",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04074954"
    },
    {
      "nct_id": "NCT07554131",
      "title": "Evaluation of Echothiophate in Pediatric Patients With Refractory Amblyopia",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Refractory Amblyopia"
      ],
      "interventions": [
        {
          "name": "Echothiophate Iodide 0.125% Ophthalmic Solution",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Oklahoma",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "3 Years to 17 Years"
      },
      "enrollment_count": 20,
      "start_date": "2026-06",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2026-04-28",
      "last_synced_at": "2026-10-25T01:01:19.693Z",
      "location_count": 1,
      "location_summary": "Oklahoma City, Oklahoma",
      "locations": [
        {
          "city": "Oklahoma City",
          "state": "Oklahoma"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07554131"
    },
    {
      "nct_id": "NCT03057496",
      "title": "Collision Warning Device for Blind and Visually Impaired",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hemianopia",
        "Hemianopsia",
        "Peripheral Visual Field Defect",
        "Blindness",
        "Retinitis Pigmentosa",
        "Glaucoma"
      ],
      "interventions": [
        {
          "name": "Collision warning device",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Massachusetts Eye and Ear Infirmary",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 49,
      "start_date": "2018-01-22",
      "completion_date": "2019-12-05",
      "has_results": true,
      "last_update_posted_date": "2021-02-10",
      "last_synced_at": "2026-10-25T01:01:19.693Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03057496"
    },
    {
      "nct_id": "NCT07301385",
      "title": "Evaluation of Head-Mounted Spatial Computing and Three-Dimensional (3D) Visualization in Ocular Microsurgery: A Safety and Workflow Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cataract Surgery",
        "Cataract"
      ],
      "interventions": [
        {
          "name": "Apple Vision Pro (Head-Mounted Spatial Computing Display)",
          "type": "DEVICE"
        },
        {
          "name": "Zeiss Artevo Digital Surgical Microscope",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Sharp HealthCare",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 45,
      "start_date": "2026-03-11",
      "completion_date": "2026-06-11",
      "has_results": false,
      "last_update_posted_date": "2026-06-24",
      "last_synced_at": "2026-10-25T01:01:19.693Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07301385"
    },
    {
      "nct_id": "NCT00007813",
      "title": "Peripheral Stem Cell Transplantation Plus Chemotherapy in Treating Patients With Malignant Solid Tumors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Brain and Central Nervous System Tumors",
        "Childhood Germ Cell Tumor",
        "Extragonadal Germ Cell Tumor",
        "Liver Cancer",
        "Neuroblastoma",
        "Ovarian Cancer",
        "Sarcoma",
        "Testicular Germ Cell Tumor"
      ],
      "interventions": [
        {
          "name": "filgrastim",
          "type": "BIOLOGICAL"
        },
        {
          "name": "carboplatin",
          "type": "DRUG"
        },
        {
          "name": "cyclophosphamide",
          "type": "DRUG"
        },
        {
          "name": "etoposide",
          "type": "DRUG"
        },
        {
          "name": "autologous bone marrow transplantation",
          "type": "PROCEDURE"
        },
        {
          "name": "peripheral blood stem cell transplantation",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "Up to 35 Years"
      },
      "enrollment_count": 21,
      "start_date": "1997-05-31",
      "completion_date": "2005-02-01",
      "has_results": false,
      "last_update_posted_date": "2020-02-17",
      "last_synced_at": "2026-10-25T01:01:19.693Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00007813"
    }
  ]
}