{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=etafilcon+A+%28A%29&page=3",
    "query": {
      "intervention": "etafilcon A (A)",
      "page": 3
    },
    "page_size": 10
  },
  "pagination": {
    "page": 3,
    "page_size": 10,
    "total_count": 49,
    "total_pages": 5,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=etafilcon+A+%28A%29&page=4&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=etafilcon+A+%28A%29&page=2&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-07T10:37:46.113Z",
  "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": "NCT02310126",
      "title": "Handling Comparison Between Two Contact Lens Types",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Presbyopia"
      ],
      "interventions": [
        {
          "name": "etafilcon A (multi-focal)",
          "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": 195,
      "start_date": "2014-11-01",
      "completion_date": "2014-12-01",
      "has_results": true,
      "last_update_posted_date": "2018-06-19",
      "last_synced_at": "2026-10-07T10:37:46.113Z",
      "location_count": 8,
      "location_summary": "Jacksonville, Florida • Sarasota, Florida • Winter Park, Florida + 3 more",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Sarasota",
          "state": "Florida"
        },
        {
          "city": "Winter Park",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02310126"
    },
    {
      "nct_id": "NCT02394925",
      "title": "Acceptance & Tolerance Study of Multifocal Contact Lenses by Functional Emmetropes",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Vision Correction"
      ],
      "interventions": [
        {
          "name": "Multifocal Test Contact 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": 113,
      "start_date": "2015-01-01",
      "completion_date": "2015-09-01",
      "has_results": true,
      "last_update_posted_date": "2018-06-19",
      "last_synced_at": "2026-10-07T10:37:46.113Z",
      "location_count": 1,
      "location_summary": "Pensacola, Florida",
      "locations": [
        {
          "city": "Pensacola",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02394925"
    },
    {
      "nct_id": "NCT03701516",
      "title": "Clinical Evaluation of Etafilcon A Contact Lenses Using a Novel Molding Process 2",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "etafilcon A with novel molding process",
          "type": "DEVICE"
        },
        {
          "name": "etafilcon A with current molding process",
          "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": 268,
      "start_date": "2018-09-24",
      "completion_date": "2019-04-01",
      "has_results": true,
      "last_update_posted_date": "2022-04-27",
      "last_synced_at": "2026-10-07T10:37:46.113Z",
      "location_count": 12,
      "location_summary": "Rocklin, California • Fleming Island, Florida • Jacksonville, Florida + 9 more",
      "locations": [
        {
          "city": "Rocklin",
          "state": "California"
        },
        {
          "city": "Fleming Island",
          "state": "Florida"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Longwood",
          "state": "Florida"
        },
        {
          "city": "Maitland",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03701516"
    },
    {
      "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": "2026-10-07T10:37:46.113Z",
      "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": "NCT01120782",
      "title": "Non-dispensing Study to Check Prescription Equivalence of Two Daily Disposable Toric Contact Lens Types",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Astigmatism"
      ],
      "interventions": [
        {
          "name": "etafilcon A toric contact lens with new wetting agent",
          "type": "DEVICE"
        },
        {
          "name": "etafilcon A toric contact lens",
          "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": "ALL",
        "summary": "18 Years to 40 Years"
      },
      "enrollment_count": 45,
      "start_date": "2010-02-01",
      "completion_date": "2010-02-01",
      "has_results": true,
      "last_update_posted_date": "2018-06-19",
      "last_synced_at": "2026-10-07T10:37:46.113Z",
      "location_count": 2,
      "location_summary": "Jacksonville, Florida • New York, New York",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01120782"
    },
    {
      "nct_id": "NCT01763047",
      "title": "Evaluation of the Performance of Investigational Contact Lenses in a Presbyopic Population",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Presbyopia"
      ],
      "interventions": [
        {
          "name": "etafilcon A",
          "type": "DEVICE"
        },
        {
          "name": "lotrafilcon B",
          "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": 298,
      "start_date": "2012-11",
      "completion_date": "2013-02",
      "has_results": true,
      "last_update_posted_date": "2018-06-19",
      "last_synced_at": "2026-10-07T10:37:46.113Z",
      "location_count": 19,
      "location_summary": "Mission Viejo, California • Jacksonville, Florida • Saint Augustine, Florida + 15 more",
      "locations": [
        {
          "city": "Mission Viejo",
          "state": "California"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Saint Augustine",
          "state": "Florida"
        },
        {
          "city": "Tallahassee",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01763047"
    },
    {
      "nct_id": "NCT03713281",
      "title": "Evaluation of a Toric Multifocal Contact Lens Manufactured in Etafilcon Material in a Low ADD Hyperopic Population",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [],
      "conditions": [
        "Visual Acuity"
      ],
      "interventions": [
        {
          "name": "Toric Multifocal etafilcon A with PVP",
          "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": 30,
      "start_date": "2018-10-04",
      "completion_date": "2019-02-19",
      "has_results": true,
      "last_update_posted_date": "2025-04-25",
      "last_synced_at": "2026-10-07T10:37:46.113Z",
      "location_count": 1,
      "location_summary": "Memphis, Tennessee",
      "locations": [
        {
          "city": "Memphis",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03713281"
    },
    {
      "nct_id": "NCT01669629",
      "title": "Comparison of Two Daily Disposable Contact Lenses Over 1-week of Wear",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "delefilcon A",
          "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": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 183,
      "start_date": "2012-08",
      "completion_date": "2012-11",
      "has_results": true,
      "last_update_posted_date": "2018-06-19",
      "last_synced_at": "2026-10-07T10:37:46.113Z",
      "location_count": 10,
      "location_summary": "Little Rock, Arkansas • Bridgeport, Connecticut • Tampa, Florida + 7 more",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Bridgeport",
          "state": "Connecticut"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Blue Springs",
          "state": "Missouri"
        },
        {
          "city": "Vestal",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01669629"
    },
    {
      "nct_id": "NCT03653715",
      "title": "Bifocal Contact Lens Study for Adults With Age-Related Near Vision Loss",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Presbyopia"
      ],
      "interventions": [
        {
          "name": "Clerio Vision LIRIC-modified Bifocal Contact Lens",
          "type": "DEVICE"
        },
        {
          "name": "Johnson & Johnson 1-Day Acuvue Moist Multifocal Contact Lens",
          "type": "DEVICE"
        },
        {
          "name": "Johnson & Johnson 1-Day Acuvue Moist Contact Lens",
          "type": "DEVICE"
        },
        {
          "name": "Clerio Vision Single Vision Contact Lens",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Clerio Vision, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2018-08-06",
      "completion_date": "2018-10-12",
      "has_results": false,
      "last_update_posted_date": "2019-04-19",
      "last_synced_at": "2026-10-07T10:37:46.113Z",
      "location_count": 1,
      "location_summary": "Rochester, New York",
      "locations": [
        {
          "city": "Rochester",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03653715"
    },
    {
      "nct_id": "NCT01016652",
      "title": "Clinical Evaluation of a Multifocal Contact Lens on Symptomatic Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Presbyopia"
      ],
      "interventions": [
        {
          "name": "etafilcon A multifocal contact lens",
          "type": "DEVICE"
        },
        {
          "name": "etafilcon A Contact Lens",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Johnson & Johnson Vision Care, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "35 Years",
        "maximum_age": "47 Years",
        "sex": "ALL",
        "summary": "35 Years to 47 Years"
      },
      "enrollment_count": 49,
      "start_date": "2009-10-01",
      "completion_date": "2009-12-01",
      "has_results": true,
      "last_update_posted_date": "2018-06-19",
      "last_synced_at": "2026-10-07T10:37:46.113Z",
      "location_count": 8,
      "location_summary": "North Little Rock, Arkansas • Blue Springs, Missouri • Lake Ozark, Missouri + 5 more",
      "locations": [
        {
          "city": "North Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Blue Springs",
          "state": "Missouri"
        },
        {
          "city": "Lake Ozark",
          "state": "Missouri"
        },
        {
          "city": "Warren",
          "state": "Ohio"
        },
        {
          "city": "Kittanning",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01016652"
    }
  ]
}