{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Control+Lens",
    "query": {
      "intervention": "Control Lens"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 278,
    "total_pages": 28,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Control+Lens&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-03T13:49:18.629Z",
  "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": "NCT03465748",
      "title": "Effectiveness of Orthokeratology in Myopia Control",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "OrthoK",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Illinois College of Optometry",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "13 Years",
        "sex": "ALL",
        "summary": "6 Years to 13 Years"
      },
      "enrollment_count": 45,
      "start_date": "2017-05-01",
      "completion_date": "2021-12-01",
      "has_results": true,
      "last_update_posted_date": "2023-09-28",
      "last_synced_at": "2026-09-03T13:49:18.629Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03465748"
    },
    {
      "nct_id": "NCT03605303",
      "title": "Clinical Evaluation of Etafilcon A Contact Lenses Using a Novel Molding Process",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Refractive Error Correction"
      ],
      "interventions": [
        {
          "name": "Test/Control",
          "type": "DEVICE"
        },
        {
          "name": "Control/Test",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Johnson & Johnson Vision Care, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 3,
      "start_date": "2018-07-03",
      "completion_date": "2018-07-05",
      "has_results": true,
      "last_update_posted_date": "2019-08-28",
      "last_synced_at": "2026-09-03T13:49:18.629Z",
      "location_count": 1,
      "location_summary": "Memphis, Tennessee",
      "locations": [
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03605303"
    },
    {
      "nct_id": "NCT04668989",
      "title": "Evaluation of the Performance of Different Daily Disposable Lens Designs in Habitual Soft Contact Lens Wearers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "stenfilcon A - (Test lens)",
          "type": "DEVICE"
        },
        {
          "name": "kalifilcon A - (Control Lens)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "CooperVision, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 68,
      "start_date": "2020-11-01",
      "completion_date": "2021-02-05",
      "has_results": true,
      "last_update_posted_date": "2021-09-16",
      "last_synced_at": "2026-09-03T13:49:18.629Z",
      "location_count": 4,
      "location_summary": "Medina, Minnesota • Vestal, New York • Athens, Ohio + 1 more",
      "locations": [
        {
          "city": "Medina",
          "state": "Minnesota"
        },
        {
          "city": "Vestal",
          "state": "New York"
        },
        {
          "city": "Athens",
          "state": "Ohio"
        },
        {
          "city": "College",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04668989"
    },
    {
      "nct_id": "NCT06232590",
      "title": "Performance Comparison of Two Monthly Replacement Silicone Hydrogel Multifocal Lens Types",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Presbyopia"
      ],
      "interventions": [
        {
          "name": "Control Lens (comfilcon A)",
          "type": "DEVICE"
        },
        {
          "name": "Test Lens (lehfilcon A)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "CooperVision International Limited (CVIL)",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "42 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "42 Years and older"
      },
      "enrollment_count": 60,
      "start_date": "2024-02-23",
      "completion_date": "2024-07-09",
      "has_results": true,
      "last_update_posted_date": "2025-02-12",
      "last_synced_at": "2026-09-03T13:49:18.629Z",
      "location_count": 4,
      "location_summary": "Medina, Minnesota • Vestal, New York • Granville, Ohio + 1 more",
      "locations": [
        {
          "city": "Medina",
          "state": "Minnesota"
        },
        {
          "city": "Vestal",
          "state": "New York"
        },
        {
          "city": "Granville",
          "state": "Ohio"
        },
        {
          "city": "New Bremen",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06232590"
    },
    {
      "nct_id": "NCT02698800",
      "title": "Blue Blockers at Night and Insomnia Symptoms",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Insomnia",
        "Sleep"
      ],
      "interventions": [
        {
          "name": "Blue blocking (BB) lenses",
          "type": "DEVICE"
        },
        {
          "name": "Clear lenses",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 15,
      "start_date": "2016-03",
      "completion_date": "2017-03",
      "has_results": true,
      "last_update_posted_date": "2019-07-30",
      "last_synced_at": "2026-09-03T13:49:18.629Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02698800"
    },
    {
      "nct_id": "NCT04192630",
      "title": "A Study of B + L Ophthalmic Viscosurgical Device (OVD) CVisc50",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cataract"
      ],
      "interventions": [
        {
          "name": "CVisc50 OVD",
          "type": "DEVICE"
        },
        {
          "name": "ProVisc OVD",
          "type": "DEVICE"
        },
        {
          "name": "Cataract Surgery",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "PROCEDURE"
      ],
      "sponsor": "Bausch & Lomb Incorporated",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "45 Years and older"
      },
      "enrollment_count": 390,
      "start_date": "2019-11-26",
      "completion_date": "2022-01-31",
      "has_results": true,
      "last_update_posted_date": "2024-05-28",
      "last_synced_at": "2026-09-03T13:49:18.629Z",
      "location_count": 22,
      "location_summary": "Chandler, Arizona • Phoenix, Arizona • Fayetteville, Arkansas + 18 more",
      "locations": [
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Fayetteville",
          "state": "Arkansas"
        },
        {
          "city": "Burlingame",
          "state": "California"
        },
        {
          "city": "Garden Grove",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04192630"
    },
    {
      "nct_id": "NCT01192126",
      "title": "A Study to Evaluate the Product Performance of a Daily Disposable Contact Lens",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia",
        "Contact Lenses"
      ],
      "interventions": [
        {
          "name": "Bausch & Lomb new daily disposable",
          "type": "DEVICE"
        },
        {
          "name": "Johnson & Johnson Acuvue Moist",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Bausch & Lomb Incorporated",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 102,
      "start_date": "2010-08",
      "completion_date": "2010-10",
      "has_results": true,
      "last_update_posted_date": "2014-01-03",
      "last_synced_at": "2026-09-03T13:49:18.629Z",
      "location_count": 1,
      "location_summary": "Rochester, New York",
      "locations": [
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01192126"
    },
    {
      "nct_id": "NCT04080128",
      "title": "Examination of Myopia Progression and Soft Bifocal Contact Lens Myopia Control",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "Contact lenses",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Ohio State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "10 Years",
        "maximum_age": "15 Years",
        "sex": "ALL",
        "summary": "10 Years to 15 Years"
      },
      "enrollment_count": 248,
      "start_date": "2019-09-09",
      "completion_date": "2024-01-04",
      "has_results": true,
      "last_update_posted_date": "2026-06-02",
      "last_synced_at": "2026-09-03T13:49:18.629Z",
      "location_count": 2,
      "location_summary": "Columbus, Ohio • Houston, Texas",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04080128"
    },
    {
      "nct_id": "NCT05811338",
      "title": "Center for Research and Education on Aging and Technology Enhancement - CREATE V - Project 1",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Mild Cognitive Impairment"
      ],
      "interventions": [
        {
          "name": "Project 1 - Phase 2: VR Program for Social, Activity, and Cognitive Engagement",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Project 1 - Phase 2: Tablet for Social, Activity, and Cognitive Engagement",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Weill Medical College of Cornell University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "60 Years and older"
      },
      "enrollment_count": 108,
      "start_date": "2026-10-31",
      "completion_date": "2027-05-31",
      "has_results": false,
      "last_update_posted_date": "2026-08-20",
      "last_synced_at": "2026-09-03T13:49:18.629Z",
      "location_count": 3,
      "location_summary": "Tallahassee, Florida • Champaign, Illinois • New York, New York",
      "locations": [
        {
          "city": "Tallahassee",
          "state": "Florida"
        },
        {
          "city": "Champaign",
          "state": "Illinois"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05811338"
    },
    {
      "nct_id": "NCT07408154",
      "title": "Direct vs Standard SLT for Glaucoma: A Noninferiority Trial",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Open-angle Glaucoma (OAG)",
        "Ocular Hypertension (OHT)"
      ],
      "interventions": [
        {
          "name": "Direct Selective laser Trabeculoplasty",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Medical University of South Carolina",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 172,
      "start_date": "2026-04-27",
      "completion_date": "2027-10",
      "has_results": false,
      "last_update_posted_date": "2026-05-06",
      "last_synced_at": "2026-09-03T13:49:18.629Z",
      "location_count": 1,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07408154"
    }
  ]
}