{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=stenfilcon+A",
    "query": {
      "intervention": "stenfilcon A"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 21,
    "total_pages": 3,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=stenfilcon+A&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-04T01:35:14.756Z",
  "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": "NCT04668989",
      "title": "Evaluation of the Performance of Different Daily Disposable Lens Designs in Habitual Soft Contact Lens Wearers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "stenfilcon A - (Test lens)",
          "type": "DEVICE"
        },
        {
          "name": "kalifilcon A - (Control Lens)",
          "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": 68,
      "start_date": "2020-11-01",
      "completion_date": "2021-02-05",
      "has_results": true,
      "last_update_posted_date": "2021-09-16",
      "last_synced_at": "2026-09-04T01:35:14.756Z",
      "location_count": 4,
      "location_summary": "Medina, Minnesota • Vestal, New York • Athens, Ohio + 1 more",
      "locations": [
        {
          "city": "Medina",
          "state": "Minnesota"
        },
        {
          "city": "Vestal",
          "state": "New York"
        },
        {
          "city": "Athens",
          "state": "Ohio"
        },
        {
          "city": "College",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04668989"
    },
    {
      "nct_id": "NCT03095027",
      "title": "Clinical Performance of a Silicone Hydrogel for Daily Disposable Wear",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Refractive Error"
      ],
      "interventions": [
        {
          "name": "FID122819 contact lenses",
          "type": "DEVICE"
        },
        {
          "name": "Stenfilcon 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": 54,
      "start_date": "2017-04-19",
      "completion_date": "2017-05-15",
      "has_results": true,
      "last_update_posted_date": "2019-02-04",
      "last_synced_at": "2026-09-04T01:35:14.756Z",
      "location_count": 3,
      "location_summary": "Longwood, Florida • Maitland, Florida • Johns Creek, Georgia",
      "locations": [
        {
          "city": "Longwood",
          "state": "Florida"
        },
        {
          "city": "Maitland",
          "state": "Florida"
        },
        {
          "city": "Johns Creek",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03095027"
    },
    {
      "nct_id": "NCT07557030",
      "title": "Optimization for Toric Contact Lenses",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Astigmatism",
        "Ametropia"
      ],
      "interventions": [
        {
          "name": "Lens 1 ( stenfilcon A )",
          "type": "DEVICE"
        },
        {
          "name": "Lens 2 ( comfilcon A )",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "CooperVision International Limited (CVIL)",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 45,
      "start_date": "2026-05",
      "completion_date": "2026-08",
      "has_results": false,
      "last_update_posted_date": "2026-05-06",
      "last_synced_at": "2026-09-04T01:35:14.756Z",
      "location_count": 1,
      "location_summary": "Bloomington, Indiana",
      "locations": [
        {
          "city": "Bloomington",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07557030"
    },
    {
      "nct_id": "NCT01354223",
      "title": "Clinical Evaluation of Stenfilcon A Soft Contact Lens When Compared to Ocufilcon B Soft Contact Lens",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "stenfilcon A contact lens",
          "type": "DEVICE"
        },
        {
          "name": "ocufilcon B contact 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": 90,
      "start_date": "2010-10",
      "completion_date": "2011-04",
      "has_results": true,
      "last_update_posted_date": "2020-07-29",
      "last_synced_at": "2026-09-04T01:35:14.756Z",
      "location_count": 4,
      "location_summary": "San Diego, California • East Lansing, Michigan • Beachwood, Ohio + 1 more",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "East Lansing",
          "state": "Michigan"
        },
        {
          "city": "Beachwood",
          "state": "Ohio"
        },
        {
          "city": "Brentwood",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01354223"
    },
    {
      "nct_id": "NCT06611410",
      "title": "1 Week Crossover Study Between Two Soft Contact Lenses",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "Test Lenses (stenfilcon A)",
          "type": "DEVICE"
        },
        {
          "name": "Control Lenses (omafilcon A)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "CooperVision, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "8 Years to 18 Years"
      },
      "enrollment_count": 10,
      "start_date": "2024-06-05",
      "completion_date": "2024-07-26",
      "has_results": true,
      "last_update_posted_date": "2025-10-15",
      "last_synced_at": "2026-09-04T01:35:14.756Z",
      "location_count": 1,
      "location_summary": "Bloomington, Indiana",
      "locations": [
        {
          "city": "Bloomington",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06611410"
    },
    {
      "nct_id": "NCT05483127",
      "title": "Clinical Comparison of Two Daily Disposable Toric Soft Contact Lenses",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Astigmatism",
        "Ametropia",
        "Myopia"
      ],
      "interventions": [
        {
          "name": "Verofilcon A toric soft contact lenses",
          "type": "DEVICE"
        },
        {
          "name": "Stenfilcon A toric soft 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": 153,
      "start_date": "2022-09-13",
      "completion_date": "2022-10-31",
      "has_results": true,
      "last_update_posted_date": "2023-11-02",
      "last_synced_at": "2026-09-04T01:35:14.756Z",
      "location_count": 11,
      "location_summary": "Los Angeles, California • Longwood, Florida • Maitland, Florida + 8 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Longwood",
          "state": "Florida"
        },
        {
          "city": "Maitland",
          "state": "Florida"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Franklin Park",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05483127"
    },
    {
      "nct_id": "NCT05805059",
      "title": "Performance Evaluation of Different Daily Disposable Silicone Hydrogel Contact Lenses",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "Control Contact Lens (stenfilcon A)",
          "type": "DEVICE"
        },
        {
          "name": "Test Contact Lens (senofilcon A)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "CooperVision, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "18 Years to 35 Years"
      },
      "enrollment_count": 68,
      "start_date": "2023-04-14",
      "completion_date": "2023-06-20",
      "has_results": true,
      "last_update_posted_date": "2024-09-26",
      "last_synced_at": "2026-09-04T01:35:14.756Z",
      "location_count": 3,
      "location_summary": "Ocoee, Florida • Vestal, New York • Granville, Ohio",
      "locations": [
        {
          "city": "Ocoee",
          "state": "Florida"
        },
        {
          "city": "Vestal",
          "state": "New York"
        },
        {
          "city": "Granville",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05805059"
    },
    {
      "nct_id": "NCT02341859",
      "title": "Lens Fitting Evaluation of CooperVision MyDay™ Compared With 1-DAY ACUVUE® TruEye® and DAILIES TOTAL1®",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "stenfilcon A",
          "type": "DEVICE"
        },
        {
          "name": "delefilcon A",
          "type": "DEVICE"
        },
        {
          "name": "narafilcon 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": 22,
      "start_date": "2015-01",
      "completion_date": "2015-07",
      "has_results": true,
      "last_update_posted_date": "2017-03-10",
      "last_synced_at": "2026-09-04T01:35:14.756Z",
      "location_count": 1,
      "location_summary": "Berkeley, California",
      "locations": [
        {
          "city": "Berkeley",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02341859"
    },
    {
      "nct_id": "NCT02410824",
      "title": "Bilateral Dispensing Clinical Trial of Stenfilcon A Against Etafilcon A for Astigmatism",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Astigmatism"
      ],
      "interventions": [
        {
          "name": "stenfilcon A toric lens",
          "type": "DEVICE"
        },
        {
          "name": "etafilcon A toric lens",
          "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": 52,
      "start_date": "2015-04",
      "completion_date": "2015-06",
      "has_results": true,
      "last_update_posted_date": "2017-08-21",
      "last_synced_at": "2026-09-04T01:35:14.756Z",
      "location_count": 1,
      "location_summary": "Berkeley, California",
      "locations": [
        {
          "city": "Berkeley",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02410824"
    },
    {
      "nct_id": "NCT02759692",
      "title": "Clinical Evaluation of Two Approved Contact Lenses",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Visual Acuity"
      ],
      "interventions": [
        {
          "name": "TEST Contact Lens",
          "type": "DEVICE"
        },
        {
          "name": "CONTROL Contact Lens",
          "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": 283,
      "start_date": "2016-04-01",
      "completion_date": "2016-06-01",
      "has_results": true,
      "last_update_posted_date": "2017-08-18",
      "last_synced_at": "2026-09-04T01:35:14.756Z",
      "location_count": 13,
      "location_summary": "Montgomery, Alabama • Jacksonville, Florida • Sarasota, Florida + 10 more",
      "locations": [
        {
          "city": "Montgomery",
          "state": "Alabama"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Sarasota",
          "state": "Florida"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Winter Park",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02759692"
    }
  ]
}