{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=control+lens&page=2",
    "query": {
      "intervention": "control lens",
      "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=control+lens&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-26T02:26:15.157Z",
  "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": "NCT03417557",
      "title": "Clinical Validation Study of Comfilcon A Multifocal Toric Contact Lenses",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Presbyopia"
      ],
      "interventions": [
        {
          "name": "Comfilcon A lens (test)",
          "type": "DEVICE"
        },
        {
          "name": "Omafilcon B lens (control)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "CooperVision, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "40 Years to 75 Years"
      },
      "enrollment_count": 20,
      "start_date": "2018-01-12",
      "completion_date": "2018-04-03",
      "has_results": true,
      "last_update_posted_date": "2020-05-04",
      "last_synced_at": "2026-09-26T02:26:15.157Z",
      "location_count": 1,
      "location_summary": "Bloomington, Indiana",
      "locations": [
        {
          "city": "Bloomington",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03417557"
    },
    {
      "nct_id": "NCT01197222",
      "title": "Evaluation of Safety and Efficacy of Using EndoClear-Endoscopic Lens Cleaning Device",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Laparoscopic Abdominal Surgery"
      ],
      "interventions": [
        {
          "name": "EndoClear Lens Cleaning Device",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "The Oregon Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 20,
      "start_date": "2009-03",
      "completion_date": "2010-03",
      "has_results": false,
      "last_update_posted_date": "2019-09-03",
      "last_synced_at": "2026-09-26T02:26:15.157Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01197222"
    },
    {
      "nct_id": "NCT01664936",
      "title": "Non-Invasive Cerenkov Luminescence Imaging of Lymphoma, Leukemia and Metastatic Lymph Nodes",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Head and Neck Cancers"
      ],
      "interventions": [
        {
          "name": "Cerenkov emissions from the PET tracer 18F-FDG and the radiotherapeutic 131I",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 27,
      "start_date": "2012-08-08",
      "completion_date": "2018-04-03",
      "has_results": false,
      "last_update_posted_date": "2018-04-06",
      "last_synced_at": "2026-09-26T02:26:15.157Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01664936"
    },
    {
      "nct_id": "NCT05438615",
      "title": "Corneal Refractive Therapy Design Comparison for -4 to -6 Diopter Treatment for Overnight Wear for Myopia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "Corneal Refractive Therapy-spherical",
          "type": "OTHER"
        },
        {
          "name": "Corneal Refractive Therapy-aspherical",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "CooperVision International Limited (CVIL)",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2015-12",
      "completion_date": "2016-10-27",
      "has_results": false,
      "last_update_posted_date": "2026-01-20",
      "last_synced_at": "2026-09-26T02:26:15.157Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05438615"
    },
    {
      "nct_id": "NCT03722784",
      "title": "Evaluation of Silicone Hydrogel Daily Wear Contact Lenses for Up to One (1) Month of Daily Wear",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia",
        "Hyperopia",
        "Astigmatism"
      ],
      "interventions": [
        {
          "name": "Invigor A (test)",
          "type": "DEVICE"
        },
        {
          "name": "Invigor B (control)",
          "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": 88,
      "start_date": "2018-10-10",
      "completion_date": "2019-06-01",
      "has_results": true,
      "last_update_posted_date": "2020-10-01",
      "last_synced_at": "2026-09-26T02:26:15.157Z",
      "location_count": 6,
      "location_summary": "Torrance, California • East Lansing, Michigan • St Louis, Missouri + 3 more",
      "locations": [
        {
          "city": "Torrance",
          "state": "California"
        },
        {
          "city": "East Lansing",
          "state": "Michigan"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "Athens",
          "state": "Ohio"
        },
        {
          "city": "Brentwood",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03722784"
    },
    {
      "nct_id": "NCT04794270",
      "title": "Evaluation of ACUVUE OASYS® 1-Day for Astigmatism Lenses Produced on a New Manufacturing Line",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Visual Acuity"
      ],
      "interventions": [
        {
          "name": "ACUVUE OASYS® 1-Day for Astigmatism - TAM 24",
          "type": "DEVICE"
        },
        {
          "name": "ACUVUE OASYS® 1-Day for Astigmatism",
          "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": 72,
      "start_date": "2021-03-02",
      "completion_date": "2021-04-13",
      "has_results": true,
      "last_update_posted_date": "2022-05-18",
      "last_synced_at": "2026-09-26T02:26:15.157Z",
      "location_count": 5,
      "location_summary": "Longwood, Florida • Bloomington, Illinois • Pittsburg, Kansas + 2 more",
      "locations": [
        {
          "city": "Longwood",
          "state": "Florida"
        },
        {
          "city": "Bloomington",
          "state": "Illinois"
        },
        {
          "city": "Pittsburg",
          "state": "Kansas"
        },
        {
          "city": "Vestal",
          "state": "New York"
        },
        {
          "city": "Westerville",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04794270"
    },
    {
      "nct_id": "NCT03926975",
      "title": "The Effect of a Scleral Lens on the Anterior Chamber Depth and Minimum Rim Width",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Ocular Hypertension"
      ],
      "interventions": [
        {
          "name": "Scleral Lens",
          "type": "DEVICE"
        },
        {
          "name": "No lens",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "University of Houston",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 26,
      "start_date": "2018-06-01",
      "completion_date": "2019-08-30",
      "has_results": false,
      "last_update_posted_date": "2021-01-29",
      "last_synced_at": "2026-09-26T02:26:15.157Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03926975"
    },
    {
      "nct_id": "NCT02102464",
      "title": "Treatment of Meibomian Gland Dysfunction and Dry Eye in Contact Lens Wearers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Meibomian Gland Dysfunction",
        "Dry Eye"
      ],
      "interventions": [
        {
          "name": "LipiFlow treatment",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "TearScience, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 55,
      "start_date": "2014-04",
      "completion_date": "2015-09",
      "has_results": true,
      "last_update_posted_date": "2017-10-18",
      "last_synced_at": "2026-09-26T02:26:15.157Z",
      "location_count": 5,
      "location_summary": "Birmingham, Alabama • Morrow, Georgia • Charlotte, North Carolina + 2 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Morrow",
          "state": "Georgia"
        },
        {
          "city": "Charlotte",
          "state": "North Carolina"
        },
        {
          "city": "Hanover",
          "state": "Pennsylvania"
        },
        {
          "city": "Kirkland",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02102464"
    },
    {
      "nct_id": "NCT01579565",
      "title": "Safety, Efficacy and Pharmacokinetics of OMS302 in Subjects Undergoing Intraocular Lens Replacement With Phacoemulsification",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Intraocular Lens Replacement"
      ],
      "interventions": [
        {
          "name": "OMS302",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Omeros Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 416,
      "start_date": "2012-04",
      "completion_date": "2013-01",
      "has_results": true,
      "last_update_posted_date": "2017-06-14",
      "last_synced_at": "2026-09-26T02:26:15.157Z",
      "location_count": 13,
      "location_summary": "Chandler, Arizona • Los Angeles, California • Fort Myers, Florida + 10 more",
      "locations": [
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Fort Myers",
          "state": "Florida"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01579565"
    },
    {
      "nct_id": "NCT01365039",
      "title": "Safety and Efficacy of a Contact Lens for Daily Disposable Use",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "Test, daily disposable contact lens",
          "type": "DEVICE"
        },
        {
          "name": "SofLens daily disposable contact lens",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Bausch & Lomb Incorporated",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "18 Years to 40 Years"
      },
      "enrollment_count": 173,
      "start_date": "2011-06",
      "completion_date": "2011-10",
      "has_results": true,
      "last_update_posted_date": "2014-01-08",
      "last_synced_at": "2026-09-26T02:26:15.157Z",
      "location_count": 1,
      "location_summary": "Rochester, New York",
      "locations": [
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01365039"
    }
  ]
}