{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=PRK&page=2",
    "query": {
      "intervention": "PRK",
      "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?intervention=PRK&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-03T02:04:16.690Z",
  "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": "NCT04821154",
      "title": "Persona Revision Knee System Outcomes",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Arthroplasty Complications",
        "Infection",
        "Knee Disease",
        "Knee Osteoarthritis"
      ],
      "interventions": [
        {
          "name": "Persona Revision Knee System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Zimmer Biomet",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 380,
      "start_date": "2021-06-14",
      "completion_date": "2033-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-07-10",
      "last_synced_at": "2026-09-03T02:04:16.690Z",
      "location_count": 16,
      "location_summary": "Fayetteville, Arkansas • Little Rock, Arkansas • Fresno, California + 13 more",
      "locations": [
        {
          "city": "Fayetteville",
          "state": "Arkansas"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Fresno",
          "state": "California"
        },
        {
          "city": "Superior",
          "state": "Colorado"
        },
        {
          "city": "Evansville",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04821154"
    },
    {
      "nct_id": "NCT05037370",
      "title": "CONTOURA vs WFO Ablation PRK & LASIK",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Refractive Surgery"
      ],
      "interventions": [
        {
          "name": "Wave-Front Optimized (WFO) ablation vs Topography-guided (TG) ablation",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "59th Medical Wing",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "21 Years to 50 Years"
      },
      "enrollment_count": 400,
      "start_date": "2021-04-22",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2025-08-14",
      "last_synced_at": "2026-09-03T02:04:16.690Z",
      "location_count": 1,
      "location_summary": "San Antonio, Texas",
      "locations": [
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05037370"
    },
    {
      "nct_id": "NCT03610997",
      "title": "Photorefractive Keratectomy for Severe Anisometropia and Isoametropia Associated With Amblyopia",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Anisometropia",
        "Hyperopia",
        "High Myopia",
        "Amblyopia Isometropic",
        "Amblyopia Bilateral",
        "High Astigmatism"
      ],
      "interventions": [
        {
          "name": "Photorefractive keratectomy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Baylor College of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "2 Years to 17 Years"
      },
      "enrollment_count": 200,
      "start_date": "2001-01-01",
      "completion_date": "2024-09-01",
      "has_results": false,
      "last_update_posted_date": "2025-12-08",
      "last_synced_at": "2026-09-03T02:04:16.690Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03610997"
    },
    {
      "nct_id": "NCT04283331",
      "title": "Anesthetic Impregnated Bandage Soft Contact Lens (BSCL) in Pain Management After Photorefractive Keratectomy (PRK)",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Myopia",
        "Hypermetropia",
        "Refractive Errors",
        "Astigmatism"
      ],
      "interventions": [
        {
          "name": "Proparacaine Ophthalmic",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Beeran Meghpara, MD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2020-06-01",
      "completion_date": "2021-12-31",
      "has_results": false,
      "last_update_posted_date": "2021-10-06",
      "last_synced_at": "2026-09-03T02:04:16.690Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04283331"
    },
    {
      "nct_id": "NCT01097525",
      "title": "Optical Quality, Threshold Target Identification, and Military Target Task Performance After Advanced Keratorefractive Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia",
        "Myopic Astigmatism"
      ],
      "interventions": [
        {
          "name": "WFG PRK",
          "type": "PROCEDURE"
        },
        {
          "name": "WFG LASIK",
          "type": "PROCEDURE"
        },
        {
          "name": "WFO PRK",
          "type": "PROCEDURE"
        },
        {
          "name": "WFO LASIK",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Fort Belvoir Community Hospital",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "21 Years to 55 Years"
      },
      "enrollment_count": 224,
      "start_date": "2010-04",
      "completion_date": "2014-10",
      "has_results": false,
      "last_update_posted_date": "2015-03-13",
      "last_synced_at": "2026-09-03T02:04:16.690Z",
      "location_count": 2,
      "location_summary": "Bethesda, Maryland • Fort Belvoir, Virginia",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        },
        {
          "city": "Fort Belvoir",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01097525"
    },
    {
      "nct_id": "NCT06085352",
      "title": "Evaluate the TetraLens, a Tetracaine Releasing Therapeutic Bandage Contact Lens in Patients Undergoing PRK Procedure",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Ocular Pain"
      ],
      "interventions": [
        {
          "name": "TetraLens bandage contact lens",
          "type": "DRUG"
        },
        {
          "name": "Control Acuvue Oasys Bandage contact Lens",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "Vance Thompson Vision",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "22 Years and older"
      },
      "enrollment_count": 10,
      "start_date": "2023-06-26",
      "completion_date": "2024-01-25",
      "has_results": false,
      "last_update_posted_date": "2025-09-17",
      "last_synced_at": "2026-09-03T02:04:16.690Z",
      "location_count": 1,
      "location_summary": "Sioux Falls, South Dakota",
      "locations": [
        {
          "city": "Sioux Falls",
          "state": "South Dakota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06085352"
    },
    {
      "nct_id": "NCT07084844",
      "title": "Patient Reported Outcomes With WaveLight Plus LASIK",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Myopia",
        "Astigmatism"
      ],
      "interventions": [
        {
          "name": "WaveLigh Plus LASIK",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Mann Eye Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "39 Years",
        "sex": "ALL",
        "summary": "18 Years to 39 Years"
      },
      "enrollment_count": 52,
      "start_date": "2025-09-05",
      "completion_date": "2026-09-01",
      "has_results": false,
      "last_update_posted_date": "2025-09-15",
      "last_synced_at": "2026-09-03T02:04:16.690Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07084844"
    },
    {
      "nct_id": "NCT03163641",
      "title": "Safety and Effectiveness of OBG vs.a Bandage Contact Lens for Large Corneal Epithelial Defects in Patients Post-PRK.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Corneal Epithelial Wound"
      ],
      "interventions": [
        {
          "name": "Acuvue Oasys",
          "type": "DEVICE"
        },
        {
          "name": "Ocular Bandage Gel",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Eyegate Pharmaceuticals, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "22 Years to 50 Years"
      },
      "enrollment_count": 45,
      "start_date": "2018-08-05",
      "completion_date": "2018-11-08",
      "has_results": false,
      "last_update_posted_date": "2020-12-17",
      "last_synced_at": "2026-09-03T02:04:16.690Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03163641"
    },
    {
      "nct_id": "NCT01193231",
      "title": "A 6 Month Study to Evaluate the Safety, Analgesic Efficacy of ACUVAIL™ (Ketorolac Tromethamine Ophthalmic Solution) 0.45%, in Post-PRK Corneal Wound Healing",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Must be PRK Candidate"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Durrie Vision",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "39 Years",
        "sex": "ALL",
        "summary": "18 Years to 39 Years"
      },
      "enrollment_count": 10,
      "start_date": "2010-08",
      "completion_date": "2011-04",
      "has_results": false,
      "last_update_posted_date": "2012-02-14",
      "last_synced_at": "2026-09-03T02:04:16.690Z",
      "location_count": 1,
      "location_summary": "Overland Park, Kansas",
      "locations": [
        {
          "city": "Overland Park",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01193231"
    },
    {
      "nct_id": "NCT00915759",
      "title": "Sutureless Cryopreserved Amniotic Membrane Graft (ProKera) and Wound Healing After Photorefractive Keratectomy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Corneal Wound Healing"
      ],
      "interventions": [
        {
          "name": "ProKera",
          "type": "DEVICE"
        },
        {
          "name": "Bandage contact lens",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Walter Reed National Military Medical Center",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "21 Years to 65 Years"
      },
      "enrollment_count": 40,
      "start_date": "2009-06",
      "completion_date": "2015-07",
      "has_results": true,
      "last_update_posted_date": "2025-02-07",
      "last_synced_at": "2026-09-03T02:04:16.690Z",
      "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/NCT00915759"
    }
  ]
}