{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Retinal+Disease&page=42",
    "query": {
      "condition": "Retinal Disease",
      "page": 42
    },
    "page_size": 10
  },
  "pagination": {
    "page": 42,
    "page_size": 10,
    "total_count": 1620,
    "total_pages": 162,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Retinal+Disease&page=43&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Retinal+Disease&page=41&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-29T06:52:47.172Z",
  "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": "NCT00004345",
      "title": "Study of Dietary N-3 Fatty Acids in Patients With Retinitis Pigmentosa and Usher Syndrome",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Usher Syndrome",
        "Retinitis Pigmentosa"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Center for Research Resources (NCRR)",
      "sponsor_class": "NIH",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "0 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "0 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "1999-10",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2005-06-24",
      "last_synced_at": "2026-10-29T06:52:47.172Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00004345"
    },
    {
      "nct_id": "NCT01204541",
      "title": "A Single-Center Pilot Study to Assess Macular Function",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Macular Degeneration"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "ORA, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "20 Years to 90 Years"
      },
      "enrollment_count": 24,
      "start_date": "2010-09",
      "completion_date": "2010-10",
      "has_results": false,
      "last_update_posted_date": "2012-02-14",
      "last_synced_at": "2026-10-29T06:52:47.172Z",
      "location_count": 1,
      "location_summary": "Andover, Massachusetts",
      "locations": [
        {
          "city": "Andover",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01204541"
    },
    {
      "nct_id": "NCT02186119",
      "title": "A Study of Abicipar Pegol in Patients With Diabetic Macular Edema",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Macular Edema"
      ],
      "interventions": [
        {
          "name": "abicipar pegol",
          "type": "DRUG"
        },
        {
          "name": "ranibizumab",
          "type": "DRUG"
        },
        {
          "name": "sham procedure",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Allergan",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "19 Years and older"
      },
      "enrollment_count": 151,
      "start_date": "2014-07",
      "completion_date": "2015-06",
      "has_results": false,
      "last_update_posted_date": "2015-07-14",
      "last_synced_at": "2026-10-29T06:52:47.172Z",
      "location_count": 2,
      "location_summary": "Gilbert, Arizona • Abilene, Texas",
      "locations": [
        {
          "city": "Gilbert",
          "state": "Arizona"
        },
        {
          "city": "Abilene",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02186119"
    },
    {
      "nct_id": "NCT03780257",
      "title": "Study to Evaluate Safety and Tolerability of QR-421a in Subjects With RP Due to Mutations in Exon 13 of the USH2A Gene",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Retinitis Pigmentosa",
        "Usher Syndrome Type 2",
        "Deaf Blind",
        "Retinal Disease",
        "Eye Diseases",
        "Eye Diseases, Hereditary",
        "Eye Disorders Congenital",
        "Vision Disorders"
      ],
      "interventions": [
        {
          "name": "QR-421a",
          "type": "DRUG"
        },
        {
          "name": "Sham-procedure (dose cohort 1&2 only)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "ProQR Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2019-03-06",
      "completion_date": "2021-10-14",
      "has_results": false,
      "last_update_posted_date": "2022-04-20",
      "last_synced_at": "2026-10-29T06:52:47.172Z",
      "location_count": 4,
      "location_summary": "Boston, Massachusetts • Ann Arbor, Michigan • Portland, Oregon + 1 more",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03780257"
    },
    {
      "nct_id": "NCT05082402",
      "title": "Imaging of Retinochoroidal Vasculature in Patients Being Assessed for Cardiovascular Disease",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cardiovascular Diseases",
        "Retina; Change"
      ],
      "interventions": [
        {
          "name": "Swept Source Optical Coherence Tomography Angiography",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Northwestern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "95 Years",
        "sex": "ALL",
        "summary": "18 Years to 95 Years"
      },
      "enrollment_count": 42,
      "start_date": "2021-08-17",
      "completion_date": "2023-10-31",
      "has_results": false,
      "last_update_posted_date": "2026-05-22",
      "last_synced_at": "2026-10-29T06:52:47.172Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05082402"
    },
    {
      "nct_id": "NCT03034772",
      "title": "Dorzolamide-timolol in Combination With Anti-vascular Endothelial Growth Factor Injections for Wet Age-related Macular Degeneration",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Neovascular Age-related Macular Degeneration",
        "Wet Macular Degeneration"
      ],
      "interventions": [
        {
          "name": "Dorzolamide-timolol",
          "type": "DRUG"
        },
        {
          "name": "Artificial tears",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Wills Eye",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "45 Years and older"
      },
      "enrollment_count": 52,
      "start_date": "2017-02-08",
      "completion_date": "2019-07-05",
      "has_results": true,
      "last_update_posted_date": "2020-06-19",
      "last_synced_at": "2026-10-29T06:52:47.172Z",
      "location_count": 5,
      "location_summary": "Palo Alto, California • Boston, Massachusetts • Royal Oak, Michigan + 2 more",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Royal Oak",
          "state": "Michigan"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03034772"
    },
    {
      "nct_id": "NCT03507686",
      "title": "A Safety Study of Retinal Gene Therapy for Choroideremia With Administration of BIIB111",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Choroideremia"
      ],
      "interventions": [
        {
          "name": "BIIB111",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Biogen",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 66,
      "start_date": "2017-11-29",
      "completion_date": "2022-06-29",
      "has_results": true,
      "last_update_posted_date": "2024-02-23",
      "last_synced_at": "2026-10-29T06:52:47.172Z",
      "location_count": 4,
      "location_summary": "Miami, Florida • Boston, Massachusetts • Cincinnati, Ohio + 1 more",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03507686"
    },
    {
      "nct_id": "NCT02548572",
      "title": "Transcorneal Electrical Stimulation for the Treatment of Retinitis Pigmentosa - a Safety and Efficacy Multicenter Study",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Retinitis Pigmentosa"
      ],
      "interventions": [
        {
          "name": "Transcorneal Electrical Stimulation using Okustim device",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Wills Eye",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "22 Years to 80 Years"
      },
      "enrollment_count": 0,
      "start_date": "2019-01",
      "completion_date": "2020-12",
      "has_results": false,
      "last_update_posted_date": "2019-05-01",
      "last_synced_at": "2026-10-29T06:52:47.172Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02548572"
    },
    {
      "nct_id": "NCT03778502",
      "title": "DOAC in Unusual Site Venous Thrombosis",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Splanchnic Vein Thrombosis",
        "Cerebral Vein Thrombosis",
        "Ovarian Vein Thrombosis",
        "Renal Vein Thrombosis",
        "Retinal Vein Thrombosis"
      ],
      "interventions": [
        {
          "name": "Direct Oral Anticoagulants",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Malta",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 358,
      "start_date": "2019-10-01",
      "completion_date": "2024-12-31",
      "has_results": false,
      "last_update_posted_date": "2025-07-03",
      "last_synced_at": "2026-10-29T06:52:47.172Z",
      "location_count": 1,
      "location_summary": "Detroit, Michigan",
      "locations": [
        {
          "city": "Detroit",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03778502"
    },
    {
      "nct_id": "NCT03848663",
      "title": "Visual Remapping to Aid Reading With Field Loss",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Age-related Macular Degeneration"
      ],
      "interventions": [
        {
          "name": "Traditional Remapping",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Personalized Remapping",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Minnesota",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "16 Years and older"
      },
      "enrollment_count": 108,
      "start_date": "2022-02-01",
      "completion_date": "2026-11-01",
      "has_results": false,
      "last_update_posted_date": "2026-07-08",
      "last_synced_at": "2026-10-29T06:52:47.172Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03848663"
    }
  ]
}