{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Corneal+Collagen+Cross-linking&page=2",
    "query": {
      "intervention": "Corneal Collagen Cross-linking",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 53,
    "total_pages": 6,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Corneal+Collagen+Cross-linking&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Corneal+Collagen+Cross-linking&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-03T19:20:55.975Z",
  "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": "NCT01893359",
      "title": "Safety and Efficacy of Corneal Collagen Cross-linking Following LASIK for Treatment of Hyperopia and Hyperopic Astigmatism",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Hyperopia",
        "Hyperopic Astigmatism"
      ],
      "interventions": [
        {
          "name": "riboflavin ophthalmic solution, 0% dextran",
          "type": "DRUG"
        },
        {
          "name": "UVA Irradiation (30 mW/cm2 for 2 minutes continuous UVA)",
          "type": "DEVICE"
        },
        {
          "name": "UVA Irradiation (30 mW/cm2 for 3 minutes pulsed UVA with an on/off cycle of 2 seconds UVA on/1 second UVA off)",
          "type": "DEVICE"
        },
        {
          "name": "Laser-assisted in situ keratomileusis",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE",
        "PROCEDURE"
      ],
      "sponsor": "Glaukos Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2,
      "start_date": "2013-08",
      "completion_date": "2016-04",
      "has_results": true,
      "last_update_posted_date": "2021-04-26",
      "last_synced_at": "2026-10-03T19:20:55.975Z",
      "location_count": 5,
      "location_summary": "San Diego, California • Waltham, Massachusetts • Teaneck, New Jersey + 2 more",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Waltham",
          "state": "Massachusetts"
        },
        {
          "city": "Teaneck",
          "state": "New Jersey"
        },
        {
          "city": "Sioux Falls",
          "state": "South Dakota"
        },
        {
          "city": "McLean",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01893359"
    },
    {
      "nct_id": "NCT00567671",
      "title": "Corneal Collagen Cross-Linking for the Treatment of Progressive Keratoconus and Corneal Ectasia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Progressive Keratoconus",
        "Corneal Ectasia"
      ],
      "interventions": [
        {
          "name": "Corneal collagen",
          "type": "PROCEDURE"
        },
        {
          "name": "Sham comparator",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "14 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "14 Years and older"
      },
      "enrollment_count": 160,
      "start_date": "2007-12",
      "completion_date": "2010-06",
      "has_results": false,
      "last_update_posted_date": "2010-09-02",
      "last_synced_at": "2026-10-03T19:20:55.975Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00567671"
    },
    {
      "nct_id": "NCT01672814",
      "title": "Microwave Treatment and Corneal Collagen Crosslinking for Keratoconus",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Keratoconus"
      ],
      "interventions": [
        {
          "name": "riboflavin ophthalmic solution",
          "type": "DRUG"
        },
        {
          "name": "Vedera KXS Microwave System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "Cornea and Laser Eye Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 3,
      "start_date": "2012-08",
      "completion_date": "2017-06-01",
      "has_results": false,
      "last_update_posted_date": "2018-07-17",
      "last_synced_at": "2026-10-03T19:20:55.975Z",
      "location_count": 1,
      "location_summary": "Teaneck, New Jersey",
      "locations": [
        {
          "city": "Teaneck",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01672814"
    },
    {
      "nct_id": "NCT03858036",
      "title": "Corneal Collagen Cross-Linking (CXL) Performed With \"Epi-ON\" Versus \"Epi-OFF\" in Eyes With Keratoconus and Other Corneal Ectatic Disorders",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Keratoconus",
        "Ectasia"
      ],
      "interventions": [
        {
          "name": "Ricrolin+",
          "type": "DRUG"
        },
        {
          "name": "VEGA UV-A system",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "Center for Sight, Sacramento, CA",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 550,
      "start_date": "2019-03-08",
      "completion_date": "2024-12-31",
      "has_results": false,
      "last_update_posted_date": "2019-02-28",
      "last_synced_at": "2026-10-03T19:20:55.975Z",
      "location_count": 1,
      "location_summary": "Sacramento, California",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03858036"
    },
    {
      "nct_id": "NCT03760432",
      "title": "Collagen Cross-linking in Keratoconus",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Keratoconus"
      ],
      "interventions": [
        {
          "name": "Laser Custom Corneal Collagen Cross-Linking",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Oregon Health and Science University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 100,
      "start_date": "2018-06-20",
      "completion_date": "2027-12",
      "has_results": false,
      "last_update_posted_date": "2025-09-09",
      "last_synced_at": "2026-10-03T19:20:55.975Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03760432"
    },
    {
      "nct_id": "NCT04905108",
      "title": "Transepithelial (Epi-on) Corneal Collagen Crosslinking to Treat Keratoconus and Corneal Ectasia",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Keratoconus",
        "Corneal Ectasia"
      ],
      "interventions": [
        {
          "name": "Riboflavin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Cornea and Laser Eye Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 160,
      "start_date": "2021-06-02",
      "completion_date": "2025-12",
      "has_results": false,
      "last_update_posted_date": "2023-01-04",
      "last_synced_at": "2026-10-03T19:20:55.975Z",
      "location_count": 1,
      "location_summary": "Teaneck, New Jersey",
      "locations": [
        {
          "city": "Teaneck",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04905108"
    },
    {
      "nct_id": "NCT03029104",
      "title": "Collagen Cross-Linking With Ultraviolet-A in Asymmetric Corneas",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Keratoconus",
        "Corneal Diseases",
        "Eye Diseases",
        "Photosensitizing Agents"
      ],
      "interventions": [
        {
          "name": "CXLO Corneal Strengthening Solution and UVA Illumination Device",
          "type": "COMBINATION_PRODUCT"
        }
      ],
      "intervention_types": [
        "COMBINATION_PRODUCT"
      ],
      "sponsor": "Cxlusa",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "8 Years and older"
      },
      "enrollment_count": 2228,
      "start_date": "2016-12-21",
      "completion_date": "2020-12-27",
      "has_results": true,
      "last_update_posted_date": "2022-01-12",
      "last_synced_at": "2026-10-03T19:20:55.975Z",
      "location_count": 9,
      "location_summary": "Scottsdale, Arizona • San Francisco, California • Littleton, Colorado + 6 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Littleton",
          "state": "Colorado"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03029104"
    },
    {
      "nct_id": "NCT01643226",
      "title": "Safety and Efficacy Study of Corneal Collagen Cross-Linking in Eyes With Keratoconus",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Keratoconus"
      ],
      "interventions": [
        {
          "name": "riboflavin solution",
          "type": "DRUG"
        },
        {
          "name": "placebo solution",
          "type": "DRUG"
        },
        {
          "name": "KXL System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "Glaukos Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 230,
      "start_date": "2012-07",
      "completion_date": "2016-09",
      "has_results": false,
      "last_update_posted_date": "2021-04-26",
      "last_synced_at": "2026-10-03T19:20:55.975Z",
      "location_count": 8,
      "location_summary": "San Diego, California • Indianapolis, Indiana • Overland Park, Kansas + 5 more",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Overland Park",
          "state": "Kansas"
        },
        {
          "city": "Teaneck",
          "state": "New Jersey"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01643226"
    },
    {
      "nct_id": "NCT07124910",
      "title": "Comparison of Epi-ON Corneal Collagen Crosslinking Performed Using an 18-Minute UVA Exposure vs. a 24-Minute UVA Exposure on Eyes With Ectatic Corneal Diseases",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Keratoconus",
        "Ectasia of Cornea",
        "Pellucid Marginal Corneal Degeneration",
        "Forme Fruste Keratoconus (FFK)"
      ],
      "interventions": [
        {
          "name": "Epi-ON corneal cross-linking",
          "type": "COMBINATION_PRODUCT"
        }
      ],
      "intervention_types": [
        "COMBINATION_PRODUCT"
      ],
      "sponsor": "Woolfson Eye Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "8 Years and older"
      },
      "enrollment_count": 485,
      "start_date": "2025-08-01",
      "completion_date": "2028-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-02-02",
      "last_synced_at": "2026-10-03T19:20:55.975Z",
      "location_count": 12,
      "location_summary": "Atlanta, Georgia • Canton, Georgia • Cumming, Georgia + 8 more",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Canton",
          "state": "Georgia"
        },
        {
          "city": "Cumming",
          "state": "Georgia"
        },
        {
          "city": "Douglasville",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07124910"
    },
    {
      "nct_id": "NCT04401865",
      "title": "Safety and Effectiveness of the PXL-Platinum 330 System",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Corneal Ectasia",
        "Keratoconus",
        "Pellucid Marginal Corneal Degeneration"
      ],
      "interventions": [
        {
          "name": "PXL-330 Platinum device for crosslinking with Peschke riboflavin solution",
          "type": "COMBINATION_PRODUCT"
        }
      ],
      "intervention_types": [
        "COMBINATION_PRODUCT"
      ],
      "sponsor": "Colorado Eye Consultants/Cornea Consultants of Colorado",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "8 Years and older"
      },
      "enrollment_count": 300,
      "start_date": "2020-06-01",
      "completion_date": "2023-06-30",
      "has_results": false,
      "last_update_posted_date": "2022-01-25",
      "last_synced_at": "2026-10-03T19:20:55.975Z",
      "location_count": 3,
      "location_summary": "Littleton, Colorado • Highland Park, Illinois • Brecksville, Ohio",
      "locations": [
        {
          "city": "Littleton",
          "state": "Colorado"
        },
        {
          "city": "Highland Park",
          "state": "Illinois"
        },
        {
          "city": "Brecksville",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04401865"
    }
  ]
}