{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=narafilcon+B",
    "query": {
      "intervention": "narafilcon B"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 6,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-04T17:38:50.572Z",
  "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": "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": "2026-09-04T17:38:50.572Z",
      "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": "NCT01467557",
      "title": "Daily Disposable Performance of 1•DAY ACUVUE® TruEye™ and 1•DAY ACUVUE® MOIST® With LACREON® TECHNOLOGY",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Myopia",
        "Hyperopia"
      ],
      "interventions": [
        {
          "name": "narafilcon B daily disposable soft contact lenses",
          "type": "DEVICE"
        },
        {
          "name": "etafilcon A daily disposable soft contact lenses",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Johnson & Johnson Vision Care, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "8 Years and older"
      },
      "enrollment_count": 1171,
      "start_date": "2011-10",
      "completion_date": "2013-10",
      "has_results": true,
      "last_update_posted_date": "2018-06-19",
      "last_synced_at": "2026-09-04T17:38:50.572Z",
      "location_count": 37,
      "location_summary": "Campbell, California • Fullerton, California • Huntington Beach, California + 29 more",
      "locations": [
        {
          "city": "Campbell",
          "state": "California"
        },
        {
          "city": "Fullerton",
          "state": "California"
        },
        {
          "city": "Huntington Beach",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Mountain View",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01467557"
    },
    {
      "nct_id": "NCT01151371",
      "title": "Clinical Evaluation Of Two Daily Disposable Contact Lenses And A Monthly Replacement Lens",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "narafilcon B contact lens",
          "type": "DEVICE"
        },
        {
          "name": "nelfilcon A contact lens",
          "type": "DEVICE"
        },
        {
          "name": "lotrafilcon B 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": "39 Years",
        "sex": "ALL",
        "summary": "18 Years to 39 Years"
      },
      "enrollment_count": 452,
      "start_date": "2010-02-01",
      "completion_date": "2010-04-01",
      "has_results": true,
      "last_update_posted_date": "2018-06-19",
      "last_synced_at": "2026-09-04T17:38:50.572Z",
      "location_count": 28,
      "location_summary": "Brea, California • Canoga Park, California • Corona, California + 23 more",
      "locations": [
        {
          "city": "Brea",
          "state": "California"
        },
        {
          "city": "Canoga Park",
          "state": "California"
        },
        {
          "city": "Corona",
          "state": "California"
        },
        {
          "city": "Bridgeport",
          "state": "Connecticut"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01151371"
    },
    {
      "nct_id": "NCT02540122",
      "title": "Pilot Clinical Evaluation of Approved Contact Lenses",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Vision Disorders"
      ],
      "interventions": [
        {
          "name": "Marketed Contact Lens 1",
          "type": "DEVICE"
        },
        {
          "name": "Marketed Contact Lens 2",
          "type": "DEVICE"
        },
        {
          "name": "Marketed Contact Lens 3",
          "type": "DEVICE"
        },
        {
          "name": "Marketed Contact Lens 4",
          "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": 30,
      "start_date": "2015-08",
      "completion_date": "2016-06",
      "has_results": false,
      "last_update_posted_date": "2017-06-20",
      "last_synced_at": "2026-09-04T17:38:50.572Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02540122"
    },
    {
      "nct_id": "NCT01093625",
      "title": "Assessment of Daily Disposable Silicone Hydrogel Lens Wear",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "Narafilcon B Contact Lens",
          "type": "DEVICE"
        },
        {
          "name": "Spectacles",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Johnson & Johnson Vision Care, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": "39 Years",
        "sex": "ALL",
        "summary": "15 Years to 39 Years"
      },
      "enrollment_count": 157,
      "start_date": "2010-01",
      "completion_date": "2011-04",
      "has_results": true,
      "last_update_posted_date": "2018-06-19",
      "last_synced_at": "2026-09-04T17:38:50.572Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01093625"
    },
    {
      "nct_id": "NCT01254747",
      "title": "Clinical Evaluation of an Investigational Soft Contact Lens",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "Delefilcon A contact lens",
          "type": "DEVICE"
        },
        {
          "name": "Lotrafilcon B contact lens (O2 OPTIX, AIR OPTIX)",
          "type": "DEVICE"
        },
        {
          "name": "Nelfilcon A contact lens (DAILIES AquaComfort Plus)",
          "type": "DEVICE"
        },
        {
          "name": "Narafilcon A contact lens (1-DAY ACUVUE TRUEYE)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "CIBA VISION",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 130,
      "start_date": "2010-11",
      "completion_date": "2010-12",
      "has_results": true,
      "last_update_posted_date": "2012-07-10",
      "last_synced_at": "2026-09-04T17:38:50.572Z",
      "location_count": 1,
      "location_summary": "Duluth, Georgia",
      "locations": [
        {
          "city": "Duluth",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01254747"
    }
  ]
}