{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=enfilcon+A",
    "query": {
      "intervention": "enfilcon A"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-10T13:34:07.829Z",
  "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": "NCT01192542",
      "title": "Pilot Evaluation of a New Galyfilcon A Lens Prototype and Enfilcon A Lens",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "galyfilcon A prototype lens",
          "type": "DEVICE"
        },
        {
          "name": "enfilcon A 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": "39 Years",
        "sex": "ALL",
        "summary": "18 Years to 39 Years"
      },
      "enrollment_count": 39,
      "start_date": "2010-08",
      "completion_date": null,
      "has_results": true,
      "last_update_posted_date": "2018-06-19",
      "last_synced_at": "2026-09-10T13:34:07.829Z",
      "location_count": 3,
      "location_summary": "Pismo Beach, California • Warwick, Rhode Island • Fincastle, Virginia",
      "locations": [
        {
          "city": "Pismo Beach",
          "state": "California"
        },
        {
          "city": "Warwick",
          "state": "Rhode Island"
        },
        {
          "city": "Fincastle",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01192542"
    },
    {
      "nct_id": "NCT02518490",
      "title": "A Contralateral Dispensing Clinical Trial of Study Test Sapphire Lens Against Enfilcon A Silicone Hydrogel Lens",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "Sapphire Lens",
          "type": "DEVICE"
        },
        {
          "name": "enfilcon A",
          "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": 18,
      "start_date": "2015-08",
      "completion_date": "2015-10",
      "has_results": true,
      "last_update_posted_date": "2020-09-22",
      "last_synced_at": "2026-09-10T13:34:07.829Z",
      "location_count": 1,
      "location_summary": "Berkeley, California",
      "locations": [
        {
          "city": "Berkeley",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02518490"
    },
    {
      "nct_id": "NCT01966770",
      "title": "Clinical Evaluation of Hydrogels vs Silicone Hydrogel Contact Lenses",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "Pair 1 (ocufilcon D / ocufilcon D)",
          "type": "DEVICE"
        },
        {
          "name": "Pair 2 (ocufilcon D / enfilcon A)",
          "type": "DEVICE"
        },
        {
          "name": "Pair 3 (ocufilcon D / comfilcon A)",
          "type": "DEVICE"
        },
        {
          "name": "Pair 4 (methafilcon A / methafilcon A)",
          "type": "DEVICE"
        },
        {
          "name": "Pair 5 (methafilcon A / comfilcon A)",
          "type": "DEVICE"
        },
        {
          "name": "Pair 6 (omafilcon A / comfilcon 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": 20,
      "start_date": "2013-10",
      "completion_date": "2013-11",
      "has_results": true,
      "last_update_posted_date": "2020-07-30",
      "last_synced_at": "2026-09-10T13:34:07.829Z",
      "location_count": 1,
      "location_summary": "Berkeley, California",
      "locations": [
        {
          "city": "Berkeley",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01966770"
    },
    {
      "nct_id": "NCT02921412",
      "title": "Performance of Fanfilcon A Toric Lenses After at Least One Month Wearing Enfilcon A Toric Lenses",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Astigmatism"
      ],
      "interventions": [
        {
          "name": "fanfilcon A",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "CooperVision, 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": 37,
      "start_date": "2016-10-01",
      "completion_date": "2017-03-21",
      "has_results": true,
      "last_update_posted_date": "2018-04-10",
      "last_synced_at": "2026-09-10T13:34:07.829Z",
      "location_count": 4,
      "location_summary": "Miami, Florida • Closter, New Jersey • New York, New York + 1 more",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Closter",
          "state": "New Jersey"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Spokane",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02921412"
    },
    {
      "nct_id": "NCT02423109",
      "title": "Bilateral Dispensing Study of Fanfilcon A Toric Versus Enfilcon A Toric Lenses",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia",
        "Hyperopia",
        "Astigmatism"
      ],
      "interventions": [
        {
          "name": "fanfilcon A",
          "type": "DEVICE"
        },
        {
          "name": "enfilcon A",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "CooperVision, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "17 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "17 Years and older"
      },
      "enrollment_count": 44,
      "start_date": "2015-09",
      "completion_date": "2016-03",
      "has_results": true,
      "last_update_posted_date": "2018-01-10",
      "last_synced_at": "2026-09-10T13:34:07.829Z",
      "location_count": 1,
      "location_summary": "Berkeley, California",
      "locations": [
        {
          "city": "Berkeley",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02423109"
    },
    {
      "nct_id": "NCT01706770",
      "title": "Evaluation of Enfilcon A Soft Contact Lens When Compared to Galyfilcon A Soft Contact Lens",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Ametropia"
      ],
      "interventions": [
        {
          "name": "enfilcon A",
          "type": "DEVICE"
        },
        {
          "name": "galyfilcon A",
          "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": 50,
      "start_date": "2012-05",
      "completion_date": "2012-10",
      "has_results": true,
      "last_update_posted_date": "2020-10-05",
      "last_synced_at": "2026-09-10T13:34:07.829Z",
      "location_count": 3,
      "location_summary": "Pismo Beach, California • San Diego, California • East Lansing, Michigan",
      "locations": [
        {
          "city": "Pismo Beach",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "East Lansing",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01706770"
    },
    {
      "nct_id": "NCT01582789",
      "title": "Comparative Study of Two Marketed Spherical Soft Contact Lenses",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Refractive Error"
      ],
      "interventions": [
        {
          "name": "enfilcon A",
          "type": "DEVICE"
        },
        {
          "name": "senofilcon A",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "CooperVision, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "38 Years",
        "sex": "ALL",
        "summary": "18 Years to 38 Years"
      },
      "enrollment_count": 61,
      "start_date": "2012-04-09",
      "completion_date": "2012-07-31",
      "has_results": true,
      "last_update_posted_date": "2020-10-27",
      "last_synced_at": "2026-09-10T13:34:07.829Z",
      "location_count": 2,
      "location_summary": "Pismo Beach, California • San Diego, California",
      "locations": [
        {
          "city": "Pismo Beach",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01582789"
    },
    {
      "nct_id": "NCT01386008",
      "title": "Evaluation of DW Silicone Hydrogel Lens Compared to DW Silicone Hydrogel Lens",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "senfilcon A contact lens",
          "type": "DEVICE"
        },
        {
          "name": "investigational enfilcon A",
          "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": 28,
      "start_date": "2011-05",
      "completion_date": "2011-06",
      "has_results": true,
      "last_update_posted_date": "2019-09-04",
      "last_synced_at": "2026-09-10T13:34:07.829Z",
      "location_count": 1,
      "location_summary": "Berkeley, California",
      "locations": [
        {
          "city": "Berkeley",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01386008"
    },
    {
      "nct_id": "NCT02356692",
      "title": "Clinical Comfort Evaluation of Two Marketed Spherical Contact Lenses",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Astigmatism"
      ],
      "interventions": [
        {
          "name": "enfilcon A",
          "type": "DEVICE"
        },
        {
          "name": "senofilcon A",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "CooperVision, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "38 Years",
        "sex": "ALL",
        "summary": "18 Years to 38 Years"
      },
      "enrollment_count": 60,
      "start_date": "2012-04",
      "completion_date": "2012-05",
      "has_results": true,
      "last_update_posted_date": "2020-11-23",
      "last_synced_at": "2026-09-10T13:34:07.829Z",
      "location_count": 3,
      "location_summary": "Birmingham, Alabama • Jacksonville, Florida • Lafayette, Louisiana",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Lafayette",
          "state": "Louisiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02356692"
    },
    {
      "nct_id": "NCT02555722",
      "title": "Evaluation of the CooperVision, Inc. Fanfilcon A and Enfilcon A Daily Wear Contact Lenses When Used for Frequent Replacement for up to One (1) Month of Daily Wear",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "fanfilcon A (test)",
          "type": "DEVICE"
        },
        {
          "name": "enfilcon A (control)",
          "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": 92,
      "start_date": "2015-09-21",
      "completion_date": "2016-05",
      "has_results": true,
      "last_update_posted_date": "2019-09-25",
      "last_synced_at": "2026-09-10T13:34:07.829Z",
      "location_count": 6,
      "location_summary": "San Diego, California • Torrance, California • Denver, North Carolina + 3 more",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Torrance",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "North Carolina"
        },
        {
          "city": "Athens",
          "state": "Ohio"
        },
        {
          "city": "Beachwood",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02555722"
    }
  ]
}