{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Photophobia",
    "query": {
      "condition": "Photophobia"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 31,
    "total_pages": 4,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Photophobia&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-05-22T05:01:53.230Z",
  "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": "NCT01327040",
      "title": "Light Sensitization Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronobiology Disorders",
        "Circadian Rhythm Disorders",
        "Sleep Disorders, Circadian Rhythm"
      ],
      "interventions": [
        {
          "name": "light exposure",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "21 Years to 30 Years"
      },
      "enrollment_count": 32,
      "start_date": "2010-10",
      "completion_date": "2020-12",
      "has_results": false,
      "last_update_posted_date": "2021-07-01",
      "last_synced_at": "2026-05-22T05:01:53.230Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01327040"
    },
    {
      "nct_id": "NCT05829135",
      "title": "Improving Glare and Visual Comfort for Patients With Visual Impairment",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Photophobia",
        "Visual Impairment",
        "Low Vision"
      ],
      "interventions": [
        {
          "name": "Acuvue Oasys with Transitions",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Nova Southeastern University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "18 Years to 64 Years"
      },
      "enrollment_count": 0,
      "start_date": "2023-05-01",
      "completion_date": "2025-06-16",
      "has_results": false,
      "last_update_posted_date": "2025-06-19",
      "last_synced_at": "2026-05-22T05:01:53.230Z",
      "location_count": 1,
      "location_summary": "Davie, Florida",
      "locations": [
        {
          "city": "Davie",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05829135"
    },
    {
      "nct_id": "NCT03593044",
      "title": "Side Effects of Atropine (SEA) Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "0.01% concentration atropine drops",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Jeffrey J. Walline, OD PhD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "21 Years to 30 Years"
      },
      "enrollment_count": 31,
      "start_date": "2018-07-23",
      "completion_date": "2019-01-17",
      "has_results": true,
      "last_update_posted_date": "2022-12-02",
      "last_synced_at": "2026-05-22T05:01:53.230Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03593044"
    },
    {
      "nct_id": "NCT07223086",
      "title": "Use of Tinted Contact Lenses for Concussion-Related Light Sensitivity",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Concussion, Mild",
        "Photophobia",
        "Contact Lens"
      ],
      "interventions": [
        {
          "name": "Narrow band (tinted) contact lenses",
          "type": "DEVICE"
        },
        {
          "name": "broad band (clear) contact lenses",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 60,
      "start_date": "2026-05",
      "completion_date": "2027-04-01",
      "has_results": false,
      "last_update_posted_date": "2026-05-08",
      "last_synced_at": "2026-05-22T05:01:53.230Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07223086"
    },
    {
      "nct_id": "NCT00107783",
      "title": "Long-Term Study of Nitisinone to Treat Alkaptonuria",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Alkaptonuria"
      ],
      "interventions": [
        {
          "name": "Nitisinone (NTBC)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Human Genome Research Institute (NHGRI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "30 Years to 80 Years"
      },
      "enrollment_count": 40,
      "start_date": "2005-01",
      "completion_date": "2009-04",
      "has_results": true,
      "last_update_posted_date": "2021-08-26",
      "last_synced_at": "2026-05-22T05:01:53.230Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00107783"
    },
    {
      "nct_id": "NCT00330850",
      "title": "An Efficacy Study of a Single Dose Treatment of PRO-513 for Subjects Suffering a Migraine Attack",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Migraine",
        "Photophobia",
        "Phonophobia"
      ],
      "interventions": [
        {
          "name": "PRO-513",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "ProEthic Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 650,
      "start_date": "2006-05",
      "completion_date": "2006-12",
      "has_results": false,
      "last_update_posted_date": "2007-04-02",
      "last_synced_at": "2026-05-22T05:01:53.230Z",
      "location_count": 16,
      "location_summary": "Fairfield, Connecticut • Stamford, Connecticut • Fort Myers, Florida + 13 more",
      "locations": [
        {
          "city": "Fairfield",
          "state": "Connecticut"
        },
        {
          "city": "Stamford",
          "state": "Connecticut"
        },
        {
          "city": "Fort Myers",
          "state": "Florida"
        },
        {
          "city": "Palm Beach Gardens",
          "state": "Florida"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00330850"
    },
    {
      "nct_id": "NCT05207865",
      "title": "Safety and Tolerability Study of Daily Dosing Rimegepant in Episodic Migraine Prevention",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Migraine",
        "Episodic Migraine",
        "Phonophobia",
        "Photophobia"
      ],
      "interventions": [
        {
          "name": "Rimegepant",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Pfizer",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 441,
      "start_date": "2022-03-15",
      "completion_date": "2024-07-02",
      "has_results": true,
      "last_update_posted_date": "2025-09-03",
      "last_synced_at": "2026-05-22T05:01:53.230Z",
      "location_count": 19,
      "location_summary": "Phoenix, Arizona • Hawthorne, California • North Hollywood, California + 15 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Hawthorne",
          "state": "California"
        },
        {
          "city": "North Hollywood",
          "state": "California"
        },
        {
          "city": "Waterbury",
          "state": "Connecticut"
        },
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05207865"
    },
    {
      "nct_id": "NCT01942486",
      "title": "Thin Film Spectacle Coatings to Reduce Light Sensitivity and Headaches in Child and Adolescent Patients With Migraine",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Migraine Disorders",
        "Photophobia"
      ],
      "interventions": [
        {
          "name": "Investigational Coating",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Utah",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "7 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "7 Years to 18 Years"
      },
      "enrollment_count": 35,
      "start_date": "2014-01",
      "completion_date": "2018-04",
      "has_results": true,
      "last_update_posted_date": "2022-11-09",
      "last_synced_at": "2026-05-22T05:01:53.230Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01942486"
    },
    {
      "nct_id": "NCT06743373",
      "title": "Cannabis Effects on Sleep, Circadian Rhythms, and Light Sensitivity in Young Adults",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cannabis Use",
        "Sleep",
        "Circadian Rhythm"
      ],
      "interventions": [
        {
          "name": "Cannabis Discontinuation",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Pittsburgh",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "18 Years to 25 Years"
      },
      "enrollment_count": 180,
      "start_date": "2025-03-13",
      "completion_date": "2029-04-30",
      "has_results": false,
      "last_update_posted_date": "2026-04-06",
      "last_synced_at": "2026-05-22T05:01:53.230Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06743373"
    },
    {
      "nct_id": "NCT01828684",
      "title": "Thin Film Spectacle Coatings to Reduce Light Sensitivity and Headaches in Patients With Migraine",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Migraine Disorders",
        "Photophobia"
      ],
      "interventions": [
        {
          "name": "Therapeutic Lens Coating",
          "type": "OTHER"
        },
        {
          "name": "Sham Lens Coating",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Bradley Katz",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 48,
      "start_date": "2013-03",
      "completion_date": "2014-02",
      "has_results": false,
      "last_update_posted_date": "2016-03-31",
      "last_synced_at": "2026-05-22T05:01:53.230Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01828684"
    }
  ]
}