{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Retinitis+Pigmentosa",
    "query": {
      "condition": "Retinitis Pigmentosa"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 140,
    "total_pages": 14,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Retinitis+Pigmentosa&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-05-22T04:11:00.317Z",
  "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": "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": "2026-05-22T04:11:00.317Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03057496"
    },
    {
      "nct_id": "NCT06333249",
      "title": "A Study Comparing Two Doses of AGTC-501 in Male Subjects With X-linked Retinitis Pigmentosa Caused by RPGR Mutations (SKYLINE)",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "X-Linked Retinitis Pigmentosa"
      ],
      "interventions": [
        {
          "name": "rAAV2tYF-GRK1-RPGR",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Beacon Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": "50 Years",
        "sex": "MALE",
        "summary": "8 Years to 50 Years · Male only"
      },
      "enrollment_count": 14,
      "start_date": "2021-04-13",
      "completion_date": "2027-02",
      "has_results": false,
      "last_update_posted_date": "2024-08-12",
      "last_synced_at": "2026-05-22T04:11:00.317Z",
      "location_count": 6,
      "location_summary": "Jacksonville, Florida • Boston, Massachusetts • Cincinnati, Ohio + 3 more",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        },
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06333249"
    },
    {
      "nct_id": "NCT04319809",
      "title": "Object Finder for a Retinal Prosthesis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Retinitis Pigmentosa"
      ],
      "interventions": [
        {
          "name": "Object recognition subsystem",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Minnesota HealthSolutions",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 9,
      "start_date": "2017-07-01",
      "completion_date": "2022-08-31",
      "has_results": true,
      "last_update_posted_date": "2024-10-15",
      "last_synced_at": "2026-05-22T04:11:00.317Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04319809"
    },
    {
      "nct_id": "NCT03381235",
      "title": "Exercise and RP (AVAMC and Emory)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Retinitis Pigmentosa"
      ],
      "interventions": [
        {
          "name": "Spin exercise",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 4,
      "start_date": "2018-02-23",
      "completion_date": "2018-11-28",
      "has_results": false,
      "last_update_posted_date": "2018-12-26",
      "last_synced_at": "2026-05-22T04:11:00.317Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03381235"
    },
    {
      "nct_id": "NCT07502664",
      "title": "Development and Evaluation of Functional Visual Field and Navigation Endpoints in Moderate to Profound Inherited Retinal Disease (DEFINE-IRD)",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Retinitis Pigmentosa",
        "Stargardt Macular Dystrophy",
        "Stargardt Disease",
        "Geographic Atrophy From Age-related Macular Degeneration",
        "X-linked Retinoschisis",
        "Retinal Dystrophies"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Ray Therapeutics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 25,
      "start_date": "2026-02-19",
      "completion_date": "2027-02",
      "has_results": false,
      "last_update_posted_date": "2026-03-31",
      "last_synced_at": "2026-05-22T04:11:00.317Z",
      "location_count": 1,
      "location_summary": "Irvine, California",
      "locations": [
        {
          "city": "Irvine",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07502664"
    },
    {
      "nct_id": "NCT04284293",
      "title": "CNS10-NPC for the Treatment of RP",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Retinitis Pigmentosa"
      ],
      "interventions": [
        {
          "name": "CNS10-NPC implantation",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Cedars-Sinai Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 16,
      "start_date": "2021-07-22",
      "completion_date": "2026-07",
      "has_results": false,
      "last_update_posted_date": "2025-08-19",
      "last_synced_at": "2026-05-22T04:11:00.317Z",
      "location_count": 1,
      "location_summary": "Beverly Hills, California",
      "locations": [
        {
          "city": "Beverly Hills",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04284293"
    },
    {
      "nct_id": "NCT05158296",
      "title": "Study to Evaluate the Efficacy Safety and Tolerability of Ultevursen in Subjects With RP Due to Mutations in Exon 13 of the USH2A Gene (Sirius)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Retinitis Pigmentosa",
        "Usher Syndrome Type 2",
        "Deaf Blind",
        "Retinal Disease",
        "Eye Diseases",
        "Eye Diseases, Hereditary",
        "Eye Disorders Congenital",
        "Vision Disorders"
      ],
      "interventions": [
        {
          "name": "Ultevursen",
          "type": "DRUG"
        },
        {
          "name": "Sham-procedure",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Laboratoires Thea",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 7,
      "start_date": "2021-12-08",
      "completion_date": "2022-10-12",
      "has_results": true,
      "last_update_posted_date": "2024-07-12",
      "last_synced_at": "2026-05-22T04:11:00.317Z",
      "location_count": 10,
      "location_summary": "San Diego, California • San Francisco, California • Miami, Florida + 7 more",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05158296"
    },
    {
      "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": "2026-05-04",
      "last_synced_at": "2026-05-22T04:11:00.317Z",
      "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": "NCT00661479",
      "title": "An Exploratory Study to Evaluate the Safety of Brimonidine Intravitreal Implant in Patients With Retinitis Pigmentosa",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Retinitis Pigmentosa"
      ],
      "interventions": [
        {
          "name": "400 µg Brimonidine Tartrate Implant",
          "type": "DRUG"
        },
        {
          "name": "200 µg Brimonidine Tartrate Implant",
          "type": "DRUG"
        },
        {
          "name": "100 µg Brimonidine Tartrate Implant",
          "type": "DRUG"
        },
        {
          "name": "Sham (no implant)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Allergan",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 21,
      "start_date": "2008-07",
      "completion_date": "2010-05",
      "has_results": true,
      "last_update_posted_date": "2013-04-24",
      "last_synced_at": "2026-05-22T04:11:00.317Z",
      "location_count": 1,
      "location_summary": "Arlington, Texas",
      "locations": [
        {
          "city": "Arlington",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00661479"
    },
    {
      "nct_id": "NCT03584165",
      "title": "Long-term Safety and Efficacy Follow-up of BIIB111 for the Treatment of Choroideremia and BIIB112 for the Treatment of X-Linked Retinitis Pigmentosa",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Choroideremia",
        "X-Linked Retinitis Pigmentosa"
      ],
      "interventions": [
        {
          "name": "BIIB111",
          "type": "GENETIC"
        },
        {
          "name": "BIIB112",
          "type": "GENETIC"
        }
      ],
      "intervention_types": [
        "GENETIC"
      ],
      "sponsor": "NightstaRx Ltd, a Biogen Company",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "MALE",
        "summary": "18 Years and older · Male only"
      },
      "enrollment_count": 330,
      "start_date": "2018-06-04",
      "completion_date": "2026-06-04",
      "has_results": false,
      "last_update_posted_date": "2025-06-12",
      "last_synced_at": "2026-05-22T04:11:00.317Z",
      "location_count": 10,
      "location_summary": "Los Angeles, California • Gainesville, Florida • Miami, Florida + 7 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03584165"
    }
  ]
}