{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Etafilcon+A+contact+lenses",
    "query": {
      "intervention": "Etafilcon A contact lenses"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 47,
    "total_pages": 5,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Etafilcon+A+contact+lenses&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-10-04T05:24:59.751Z",
  "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": "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": "2026-10-04T05:24:59.751Z",
      "location_count": 1,
      "location_summary": "Memphis, Tennessee",
      "locations": [
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03605303"
    },
    {
      "nct_id": "NCT02223754",
      "title": "Evaluation of an Investigational Multifocal Lens",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Presbyopia"
      ],
      "interventions": [
        {
          "name": "lotrafilcon B",
          "type": "DEVICE"
        },
        {
          "name": "etafilcon A",
          "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": 371,
      "start_date": "2014-08",
      "completion_date": "2014-11",
      "has_results": true,
      "last_update_posted_date": "2018-06-19",
      "last_synced_at": "2026-10-04T05:24:59.751Z",
      "location_count": 20,
      "location_summary": "Montgomery, Alabama • Mission Viejo, California • Jacksonville, Florida + 16 more",
      "locations": [
        {
          "city": "Montgomery",
          "state": "Alabama"
        },
        {
          "city": "Mission Viejo",
          "state": "California"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Orange Park",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02223754"
    },
    {
      "nct_id": "NCT03581825",
      "title": "Clinical Evaluation of a Reusable Multifocal Optical Design in a Presbyopic Population",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Visual Acuity"
      ],
      "interventions": [
        {
          "name": "senofilcon A Multifocal",
          "type": "DEVICE"
        },
        {
          "name": "senofilcon A Sphere",
          "type": "DEVICE"
        },
        {
          "name": "etafilcon A Multifocal",
          "type": "DEVICE"
        },
        {
          "name": "etafilcon A Sphere",
          "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": 63,
      "start_date": "2018-06-08",
      "completion_date": "2018-08-20",
      "has_results": true,
      "last_update_posted_date": "2020-05-08",
      "last_synced_at": "2026-10-04T05:24:59.751Z",
      "location_count": 6,
      "location_summary": "Orlando, Florida • East Lansing, Michigan • Raytown, Missouri + 3 more",
      "locations": [
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "East Lansing",
          "state": "Michigan"
        },
        {
          "city": "Raytown",
          "state": "Missouri"
        },
        {
          "city": "Jamestown",
          "state": "New York"
        },
        {
          "city": "Vestal",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03581825"
    },
    {
      "nct_id": "NCT01031004",
      "title": "Vistakon Investigational Lens Worn as a Single Use Daily Wear",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "narafilcon B",
          "type": "DEVICE"
        },
        {
          "name": "etafilcon A",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Johnson & Johnson Vision Care, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2009-10-01",
      "completion_date": "2009-12-01",
      "has_results": true,
      "last_update_posted_date": "2018-06-19",
      "last_synced_at": "2026-10-04T05:24:59.751Z",
      "location_count": 3,
      "location_summary": "Salt Lake City, Utah • Virginia Beach, Virginia • Laramie, Wyoming",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        },
        {
          "city": "Virginia Beach",
          "state": "Virginia"
        },
        {
          "city": "Laramie",
          "state": "Wyoming"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01031004"
    },
    {
      "nct_id": "NCT02024698",
      "title": "Multi-center Clinical Evaluation of PC 1-Day vs 1-Day Acuvue Moist",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "omafilcon A",
          "type": "DEVICE"
        },
        {
          "name": "etafilcon A",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "CooperVision, Inc.",
      "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": 43,
      "start_date": "2014-01",
      "completion_date": "2014-03",
      "has_results": true,
      "last_update_posted_date": "2020-07-30",
      "last_synced_at": "2026-10-04T05:24:59.751Z",
      "location_count": 4,
      "location_summary": "Phoenix, Arizona • Lake Zurich, Illinois • Athens, Ohio + 1 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Lake Zurich",
          "state": "Illinois"
        },
        {
          "city": "Athens",
          "state": "Ohio"
        },
        {
          "city": "New Albany",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02024698"
    },
    {
      "nct_id": "NCT04050618",
      "title": "Evaluation Of One Silicone Hydrogel Contact Lens and Two Hydrogel Lenses in Daily Wear",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "fanfilcon A test lens",
          "type": "DEVICE"
        },
        {
          "name": "ocufilcon D control lens",
          "type": "DEVICE"
        },
        {
          "name": "etafilcon A control lens",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "CooperVision, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 114,
      "start_date": "2019-06-09",
      "completion_date": "2019-11-08",
      "has_results": true,
      "last_update_posted_date": "2020-10-19",
      "last_synced_at": "2026-10-04T05:24:59.751Z",
      "location_count": 6,
      "location_summary": "Whittier, California • Longwood, Florida • Sarasota, Florida + 3 more",
      "locations": [
        {
          "city": "Whittier",
          "state": "California"
        },
        {
          "city": "Longwood",
          "state": "Florida"
        },
        {
          "city": "Sarasota",
          "state": "Florida"
        },
        {
          "city": "Vestal",
          "state": "New York"
        },
        {
          "city": "Tyler",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04050618"
    },
    {
      "nct_id": "NCT04534764",
      "title": "Evaluation of Visual Performance of Two Types of Cosmetic Contact Lenses",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Visual Acuity"
      ],
      "interventions": [
        {
          "name": "etafilcon A with cosmetic pattern",
          "type": "DEVICE"
        },
        {
          "name": "1-Day Acuvue DEFINE Vivid Style",
          "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": 35,
      "start_date": "2020-07-31",
      "completion_date": "2020-08-12",
      "has_results": true,
      "last_update_posted_date": "2021-09-01",
      "last_synced_at": "2026-10-04T05:24:59.751Z",
      "location_count": 1,
      "location_summary": "Maitland, Florida",
      "locations": [
        {
          "city": "Maitland",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04534764"
    },
    {
      "nct_id": "NCT03349632",
      "title": "Clinical Comparison of 4 Daily Disposable Soft Contact Lenses",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Refractive Error"
      ],
      "interventions": [
        {
          "name": "verofilcon A contact lenses",
          "type": "DEVICE"
        },
        {
          "name": "senofilcon A contact lenses",
          "type": "DEVICE"
        },
        {
          "name": "stenfilcon A contact lenses",
          "type": "DEVICE"
        },
        {
          "name": "etafilcon A contact lenses",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Alcon Research",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 68,
      "start_date": "2018-01-10",
      "completion_date": "2018-02-16",
      "has_results": true,
      "last_update_posted_date": "2019-02-22",
      "last_synced_at": "2026-10-04T05:24:59.751Z",
      "location_count": 3,
      "location_summary": "Maitland, Florida • Pensacola, Florida • Johns Creek, Georgia",
      "locations": [
        {
          "city": "Maitland",
          "state": "Florida"
        },
        {
          "city": "Pensacola",
          "state": "Florida"
        },
        {
          "city": "Johns Creek",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03349632"
    },
    {
      "nct_id": "NCT03388138",
      "title": "Clinical Evaluation of Etafilcon A With Ketotifen",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Visual Acuity"
      ],
      "interventions": [
        {
          "name": "etafilcon A with ketotifen",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "1-Day ACUVUE",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "COMBINATION_PRODUCT",
        "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": 143,
      "start_date": "2017-12-06",
      "completion_date": "2018-02-09",
      "has_results": true,
      "last_update_posted_date": "2022-03-17",
      "last_synced_at": "2026-10-04T05:24:59.751Z",
      "location_count": 6,
      "location_summary": "Jacksonville, Florida • Maitland, Florida • Tampa, Florida + 3 more",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Maitland",
          "state": "Florida"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Pittsburg",
          "state": "Kansas"
        },
        {
          "city": "Vestal",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03388138"
    },
    {
      "nct_id": "NCT01180777",
      "title": "Dispensing Evaluation of Printed Etafilcon A With Polyvinylpyrrolidone (PVP)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "etafilcon A (A)",
          "type": "DEVICE"
        },
        {
          "name": "etafilcon A (B)",
          "type": "DEVICE"
        },
        {
          "name": "etafilcon A (C)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Johnson & Johnson Vision Care, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 40 Years · Female only"
      },
      "enrollment_count": 95,
      "start_date": "2010-07-01",
      "completion_date": "2010-08-01",
      "has_results": true,
      "last_update_posted_date": "2018-06-19",
      "last_synced_at": "2026-10-04T05:24:59.751Z",
      "location_count": 6,
      "location_summary": "Cupertino, California • Los Angeles, California • San Jose, California + 2 more",
      "locations": [
        {
          "city": "Cupertino",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Jose",
          "state": "California"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01180777"
    }
  ]
}