{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Hemianopia&page=2",
    "query": {
      "condition": "Hemianopia",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Hemianopia&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-07-22T18:14:13.457Z",
  "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": "NCT04827147",
      "title": "Clinical Trial of Multi-Periscopic Prism Glasses for Hemianopia",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Homonymous Hemianopia"
      ],
      "interventions": [
        {
          "name": "Multi-Periscopic Prism (MPP) glasses",
          "type": "DEVICE"
        },
        {
          "name": "Fresnel Peripheral Prism (FPP) glasses",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Massachusetts Eye and Ear Infirmary",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "7 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "7 Years and older"
      },
      "enrollment_count": 64,
      "start_date": "2022-10-03",
      "completion_date": "2026-04-30",
      "has_results": true,
      "last_update_posted_date": "2026-03-13",
      "last_synced_at": "2026-07-22T18:14:13.457Z",
      "location_count": 8,
      "location_summary": "Birmingham, Alabama • Denver, Colorado • Palm Springs, Florida + 3 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Palm Springs",
          "state": "Florida"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04827147"
    },
    {
      "nct_id": "NCT00494676",
      "title": "Clinical Trial of Peripheral Prism Glasses for Hemianopia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Homonymous Hemianopia"
      ],
      "interventions": [
        {
          "name": "High power (57 prism diopter) peripheral prism glasses",
          "type": "DEVICE"
        },
        {
          "name": "Low power sham peripheral prism glasses",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Alexandra Bowers",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 73,
      "start_date": "2007-09",
      "completion_date": "2010-04",
      "has_results": true,
      "last_update_posted_date": "2017-04-04",
      "last_synced_at": "2026-07-22T18:14:13.457Z",
      "location_count": 12,
      "location_summary": "Birmingham, Alabama • Palo Alto, California • Jupiter, Florida + 9 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Jupiter",
          "state": "Florida"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00494676"
    },
    {
      "nct_id": "NCT05141604",
      "title": "Feasibility Test of Virtual Reality Obstacle Detection for Low Vision Walking",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hemianopsia",
        "Homonymous Hemianopia",
        "Tunnel Vision",
        "Visual Field Defect, Peripheral",
        "Visual Field Constriction Bilateral",
        "Visual Field Defect Homonymous Bilateral"
      ],
      "interventions": [
        {
          "name": "Field expansion view",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Massachusetts Eye and Ear Infirmary",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "14 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "14 Years and older"
      },
      "enrollment_count": 15,
      "start_date": "2022-05-17",
      "completion_date": "2027-05-31",
      "has_results": false,
      "last_update_posted_date": "2026-07-02",
      "last_synced_at": "2026-07-22T18:14:13.457Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05141604"
    },
    {
      "nct_id": "NCT07105358",
      "title": "Visual Plasticity Following Brain Lesions",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Visual Field Defect",
        "Stroke",
        "Hemianopia",
        "Quadrantanopia",
        "Cortical Blindness",
        "Brain Tumor",
        "Traumatic Brain Injury",
        "Visual Field Defect, Peripheral"
      ],
      "interventions": [
        {
          "name": "transcranial random noise stimulation (tRNS)",
          "type": "DEVICE"
        },
        {
          "name": "Sham Stimulation",
          "type": "DEVICE"
        },
        {
          "name": "Perceptual learning-based training",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "BEHAVIORAL"
      ],
      "sponsor": "Georgetown University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2025-07-17",
      "completion_date": "2028-06-30",
      "has_results": false,
      "last_update_posted_date": "2025-08-05",
      "last_synced_at": "2026-07-22T18:14:13.457Z",
      "location_count": 1,
      "location_summary": "Washington D.C., District of Columbia",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07105358"
    },
    {
      "nct_id": "NCT06875206",
      "title": "Visual Restoration Using Focused Ultrasound Stimulation and Immersive Virtual Reality After Stroke",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stroke",
        "Visual Field Defect",
        "Visual Field Defect Following Cerebrovascular Accident",
        "Hemianopia",
        "Quadrantanopia",
        "Occipital Lobe Infarct",
        "Visual Fields Hemianopsia"
      ],
      "interventions": [
        {
          "name": "Low-intensity focused ultrasound",
          "type": "DEVICE"
        },
        {
          "name": "Immersive virtual reality",
          "type": "DEVICE"
        },
        {
          "name": "Inactive Low-intensity focused ultrasound",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 28,
      "start_date": "2026-12-01",
      "completion_date": "2027-04",
      "has_results": false,
      "last_update_posted_date": "2026-05-22",
      "last_synced_at": "2026-07-22T18:14:13.457Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06875206"
    },
    {
      "nct_id": "NCT07185971",
      "title": "PAVE (Parallactic Visual-Field Enhancement) System for Treatment of Chronic Visual Field Loss Due to Stroke, Traumatic Brain Injury, or Brain Surgery",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Homonymous Hemianopsia",
        "Homonymous Quadrantanopia"
      ],
      "interventions": [
        {
          "name": "PAVE (Parallactic Visual-Field Enhancement) treatment using a virtual reality head mounted display",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "NeuroAEye LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "21 Years to 80 Years"
      },
      "enrollment_count": 20,
      "start_date": "2026-03-16",
      "completion_date": "2026-08",
      "has_results": false,
      "last_update_posted_date": "2026-04-02",
      "last_synced_at": "2026-07-22T18:14:13.457Z",
      "location_count": 2,
      "location_summary": "Cedar Rapids, Iowa • Prospect, Kentucky",
      "locations": [
        {
          "city": "Cedar Rapids",
          "state": "Iowa"
        },
        {
          "city": "Prospect",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07185971"
    },
    {
      "nct_id": "NCT05085210",
      "title": "Improving Visual Field Deficits With Noninvasive Brain Stimulation",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Visual Field Defect, Peripheral",
        "Stroke",
        "Visual Impairment",
        "Hemianopsia",
        "Quadrantanopia",
        "Cortical Blindness",
        "Visual Field Defect Homonymous Bilateral",
        "Occipital Lobe Infarct",
        "Visual Fields Hemianopsia"
      ],
      "interventions": [
        {
          "name": "transcranial random noise stimulation (tRNS)",
          "type": "DEVICE"
        },
        {
          "name": "Computer Based Visual Training",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Sham stimulation",
          "type": "DEVICE"
        },
        {
          "name": "Virtual Reality Based Visual Training",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "BEHAVIORAL"
      ],
      "sponsor": "Beth Israel Deaconess Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 24,
      "start_date": "2022-01-25",
      "completion_date": "2026-06",
      "has_results": false,
      "last_update_posted_date": "2026-03-04",
      "last_synced_at": "2026-07-22T18:14:13.457Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05085210"
    },
    {
      "nct_id": "NCT03475173",
      "title": "New Non-invasive Modalities for Assessing Retinal Structure and Function",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Ischemic Optic Neuropathy",
        "Branch Retinal Artery Occlusion",
        "Hemianopia",
        "Leber Hereditary Optic Neuropathy",
        "Acute Zonal Occult Outer Retinopathy"
      ],
      "interventions": [
        {
          "name": "LSFG-NAVI",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Randy Kardon",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 500,
      "start_date": "2019-05-06",
      "completion_date": "2028-03-01",
      "has_results": false,
      "last_update_posted_date": "2025-11-24",
      "last_synced_at": "2026-07-22T18:14:13.457Z",
      "location_count": 1,
      "location_summary": "Iowa City, Iowa",
      "locations": [
        {
          "city": "Iowa City",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03475173"
    },
    {
      "nct_id": "NCT06047717",
      "title": "Vision Loss Impact on Navigation in Virtual Reality",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stroke, Ischemic",
        "Quadrantanopia",
        "Hemianopsia, Homonymous",
        "Hemianopia, Homonymous",
        "Hemianopia",
        "Hemianopsia",
        "Occipital Lobe Infarct",
        "Visual Field Defect, Peripheral",
        "Vision Loss Partial",
        "Quadrantanopsia",
        "Stroke Hemorrhagic"
      ],
      "interventions": [
        {
          "name": "Virtual Reality Driving Task",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Rochester",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "21 Years to 75 Years"
      },
      "enrollment_count": 40,
      "start_date": "2023-11-28",
      "completion_date": "2028-10",
      "has_results": false,
      "last_update_posted_date": "2026-01-09",
      "last_synced_at": "2026-07-22T18:14:13.457Z",
      "location_count": 1,
      "location_summary": "Rochester, New York",
      "locations": [
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06047717"
    },
    {
      "nct_id": "NCT05098236",
      "title": "Effect of Visual Retraining on Visual Loss Following Visual Cortical Damage",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Vision Loss Partial",
        "Hemianopia",
        "Hemianopia Homonymous",
        "Quadrantanopia",
        "Stroke, Ischemic"
      ],
      "interventions": [
        {
          "name": "Training in the Blind Field",
          "type": "OTHER"
        },
        {
          "name": "Training in the Sighted Field",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Rochester",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "17 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "17 Years to 75 Years"
      },
      "enrollment_count": 280,
      "start_date": "2003-09-26",
      "completion_date": "2024-06-04",
      "has_results": false,
      "last_update_posted_date": "2024-11-13",
      "last_synced_at": "2026-07-22T18:14:13.457Z",
      "location_count": 1,
      "location_summary": "Rochester, New York",
      "locations": [
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05098236"
    }
  ]
}