{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=control+contact+lens",
    "query": {
      "intervention": "control contact lens"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 171,
    "total_pages": 18,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=control+contact+lens&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-12T21:45:10.401Z",
  "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": "NCT01829191",
      "title": "Controlling Myopia Progression With Soft Contact Lenses (Contact Lens Control)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "Soft Contact Test Lens A",
          "type": "DEVICE"
        },
        {
          "name": "Soft Contact Test Lens C",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Johnson & Johnson Vision Care, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": "12 Years",
        "sex": "ALL",
        "summary": "8 Years to 12 Years"
      },
      "enrollment_count": 174,
      "start_date": "2008-04-01",
      "completion_date": "2010-05-01",
      "has_results": true,
      "last_update_posted_date": "2018-06-19",
      "last_synced_at": "2026-09-12T21:45:10.401Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01829191"
    },
    {
      "nct_id": "NCT04567186",
      "title": "Evaluation of a Daily Disposable Novel Multifocal Contact Lens in a Hyperopic Population",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Visual Acuity"
      ],
      "interventions": [
        {
          "name": "Investigational senofilcon A C3 Multifocal Lens",
          "type": "DEVICE"
        },
        {
          "name": "delefilcon A Multifocal Lens",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Johnson & Johnson Vision Care, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "40 Years to 70 Years"
      },
      "enrollment_count": 81,
      "start_date": "2020-09-06",
      "completion_date": "2020-11-25",
      "has_results": true,
      "last_update_posted_date": "2022-01-21",
      "last_synced_at": "2026-09-12T21:45:10.401Z",
      "location_count": 7,
      "location_summary": "Bakersfield, California • Mission Viejo, California • Jacksonville, Florida + 3 more",
      "locations": [
        {
          "city": "Bakersfield",
          "state": "California"
        },
        {
          "city": "Mission Viejo",
          "state": "California"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Saint Augustine",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04567186"
    },
    {
      "nct_id": "NCT02669095",
      "title": "Clinical Evaluation of Approved and Investigational Contact Lenses",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Visual Disorder"
      ],
      "interventions": [
        {
          "name": "Investigational Contact Lenses (Test)",
          "type": "DEVICE"
        },
        {
          "name": "Marketed Contact Lenses (Control)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Johnson & Johnson Vision Care, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "18 Years to 40 Years"
      },
      "enrollment_count": 150,
      "start_date": "2016-01",
      "completion_date": "2016-03",
      "has_results": true,
      "last_update_posted_date": "2017-06-09",
      "last_synced_at": "2026-09-12T21:45:10.401Z",
      "location_count": 4,
      "location_summary": "Sarasota, Florida • Winter Park, Florida • Pickens, South Carolina + 1 more",
      "locations": [
        {
          "city": "Sarasota",
          "state": "Florida"
        },
        {
          "city": "Winter Park",
          "state": "Florida"
        },
        {
          "city": "Pickens",
          "state": "South Carolina"
        },
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02669095"
    },
    {
      "nct_id": "NCT04418999",
      "title": "Safety and Efficacy of Intracanalicular Dexamethasone Compared to Loteprednol Etabonate in Patients With Keratoconus",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Keratoconus",
        "Dry Eye",
        "Allergy"
      ],
      "interventions": [
        {
          "name": "dexamethasone ophthalmic insert 0.4 mg, for intracanalicular use",
          "type": "DRUG"
        },
        {
          "name": "Loteprednol Etabonate 0.38% Ophthalmic Gel/Jelly",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Illinois College of Optometry",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 36,
      "start_date": "2020-09-01",
      "completion_date": "2021-12-31",
      "has_results": true,
      "last_update_posted_date": "2026-06-24",
      "last_synced_at": "2026-09-12T21:45:10.401Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04418999"
    },
    {
      "nct_id": "NCT05056870",
      "title": "Clinical Evaluation of Spherical Soft Contact Lenses, Toric Soft Contact Lenses and Spectacles in Low Astigmats",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Visual Acuity"
      ],
      "interventions": [
        {
          "name": "ACUVUE Oasys 1-Day with HydraLuxe Technology for Astigmatism",
          "type": "DEVICE"
        },
        {
          "name": "ACUVUE Oasys 1-Day with HydraLuxe Technology",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Johnson & Johnson Vision Care, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "39 Years",
        "sex": "ALL",
        "summary": "18 Years to 39 Years"
      },
      "enrollment_count": 174,
      "start_date": "2021-09-15",
      "completion_date": "2022-03-03",
      "has_results": true,
      "last_update_posted_date": "2023-04-27",
      "last_synced_at": "2026-09-12T21:45:10.401Z",
      "location_count": 13,
      "location_summary": "Rocklin, California • Longwood, Florida • Maitland, Florida + 10 more",
      "locations": [
        {
          "city": "Rocklin",
          "state": "California"
        },
        {
          "city": "Longwood",
          "state": "Florida"
        },
        {
          "city": "Maitland",
          "state": "Florida"
        },
        {
          "city": "Kaneohe",
          "state": "Hawaii"
        },
        {
          "city": "Bloomington",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05056870"
    },
    {
      "nct_id": "NCT02537522",
      "title": "Evaluation of 8.5 vs 9.0 Base Curve for 1-DAY ACUVUE(r) TruEye(r) Brand Contact Lenses",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Contact Lens Base Curve (BC) Fit and Comfort"
      ],
      "interventions": [
        {
          "name": "Contact Lenses with 8.5 BC",
          "type": "DEVICE"
        },
        {
          "name": "Contact Lenses with 9.0 BC",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Johnson & Johnson Vision Care, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 72,
      "start_date": "2015-07-01",
      "completion_date": "2015-07-01",
      "has_results": true,
      "last_update_posted_date": "2017-07-11",
      "last_synced_at": "2026-09-12T21:45:10.401Z",
      "location_count": 2,
      "location_summary": "Jacksonville, Florida",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02537522"
    },
    {
      "nct_id": "NCT04831515",
      "title": "Performance Evaluation of Two Daily Disposable Toric Lens Designs in Habitual Soft Contact Lens Wearers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Astigmatism"
      ],
      "interventions": [
        {
          "name": "Lens A",
          "type": "DEVICE"
        },
        {
          "name": "Lens B",
          "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": 48,
      "start_date": "2021-03-29",
      "completion_date": "2021-07-02",
      "has_results": true,
      "last_update_posted_date": "2022-02-15",
      "last_synced_at": "2026-09-12T21:45:10.401Z",
      "location_count": 4,
      "location_summary": "Whittier, California • Sarasota, Florida • Vestal, New York + 1 more",
      "locations": [
        {
          "city": "Whittier",
          "state": "California"
        },
        {
          "city": "Sarasota",
          "state": "Florida"
        },
        {
          "city": "Vestal",
          "state": "New York"
        },
        {
          "city": "Athens",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04831515"
    },
    {
      "nct_id": "NCT04442464",
      "title": "Intraocular Pressure in Ocular Hypertensives With Scleral Lens Wear",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Ocular Hypertension"
      ],
      "interventions": [
        {
          "name": "Scleral Lens",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1,
      "start_date": "2020-07-01",
      "completion_date": "2020-08-27",
      "has_results": true,
      "last_update_posted_date": "2024-04-29",
      "last_synced_at": "2026-09-12T21:45:10.401Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04442464"
    },
    {
      "nct_id": "NCT03360110",
      "title": "Comparison of New Contact Lens With Current Marketed Lens",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "Phoebe test lens",
          "type": "DEVICE"
        },
        {
          "name": "stenfilcon A lens (control)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "CooperVision, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "18 Years to 35 Years"
      },
      "enrollment_count": 53,
      "start_date": "2017-11-06",
      "completion_date": "2017-12-15",
      "has_results": true,
      "last_update_posted_date": "2020-09-02",
      "last_synced_at": "2026-09-12T21:45:10.401Z",
      "location_count": 1,
      "location_summary": "Bloomington, Indiana",
      "locations": [
        {
          "city": "Bloomington",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03360110"
    },
    {
      "nct_id": "NCT01015768",
      "title": "Corneal Staining and Physiological Compromise After Eight Hours of Soft Contact Lens Wear",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Contact Lens-induced Corneal Fluorescein Staining"
      ],
      "interventions": [
        {
          "name": "ReNu Multiplus multipurpose disinfecting solution",
          "type": "DEVICE"
        },
        {
          "name": "Control",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Southern California College of Optometry at Marshall B. Ketchum University",
      "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": "2009-10",
      "completion_date": "2010-01",
      "has_results": true,
      "last_update_posted_date": "2020-09-18",
      "last_synced_at": "2026-09-12T21:45:10.401Z",
      "location_count": 1,
      "location_summary": "Fullerton, California",
      "locations": [
        {
          "city": "Fullerton",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01015768"
    }
  ]
}