{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Test+lens",
    "query": {
      "intervention": "Test lens"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 205,
    "total_pages": 21,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Test+lens&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-04T15:56:40.278Z",
  "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": "NCT03367793",
      "title": "Spectacles for Patients With Down Syndrome",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Vision, Low"
      ],
      "interventions": [
        {
          "name": "Spectacles - Clinically Derived",
          "type": "DEVICE"
        },
        {
          "name": "Spectacles - Metric Technique #1 Derived",
          "type": "DEVICE"
        },
        {
          "name": "Spectacles - Metric Technique #2 Derived",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Houston",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2018-01-26",
      "completion_date": "2019-12-05",
      "has_results": true,
      "last_update_posted_date": "2021-10-25",
      "last_synced_at": "2026-09-04T15:56:40.278Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03367793"
    },
    {
      "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": "2026-09-04T15:56:40.278Z",
      "location_count": 1,
      "location_summary": "Berkeley, California",
      "locations": [
        {
          "city": "Berkeley",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02518490"
    },
    {
      "nct_id": "NCT05465018",
      "title": "Performance Assessment Study VitalSigns Camera",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Healthy Humans",
        "Vital Signs Monitoring"
      ],
      "interventions": [
        {
          "name": "Happy Flow / Baseline",
          "type": "DEVICE"
        },
        {
          "name": "Make-up",
          "type": "DEVICE"
        },
        {
          "name": "Sunglasses",
          "type": "DEVICE"
        },
        {
          "name": "Face mask",
          "type": "DEVICE"
        },
        {
          "name": "Minimum requirements camera",
          "type": "DEVICE"
        },
        {
          "name": "Worst case hardware",
          "type": "DEVICE"
        },
        {
          "name": "Damaged lens",
          "type": "DEVICE"
        },
        {
          "name": "Face or chest outside test frame",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Philips Clinical & Medical Affairs Global",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2022-07-07",
      "completion_date": "2022-09-30",
      "has_results": false,
      "last_update_posted_date": "2022-08-18",
      "last_synced_at": "2026-09-04T15:56:40.278Z",
      "location_count": 1,
      "location_summary": "Cambridge, Massachusetts",
      "locations": [
        {
          "city": "Cambridge",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05465018"
    },
    {
      "nct_id": "NCT01234207",
      "title": "Clinical Assessment of a Customized Free-form Progressive Addition Lens Spectacle",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Presbyopia"
      ],
      "interventions": [
        {
          "name": "Standard, non-free-form, non-customized PAL spectacles",
          "type": "DEVICE"
        },
        {
          "name": "Individually customized free-form surfaced PAL spectacles",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of California, Berkeley",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "39 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "39 Years to 80 Years"
      },
      "enrollment_count": 95,
      "start_date": "2009-02",
      "completion_date": "2009-10",
      "has_results": true,
      "last_update_posted_date": "2017-04-18",
      "last_synced_at": "2026-09-04T15:56:40.278Z",
      "location_count": 1,
      "location_summary": "Berkeley, California",
      "locations": [
        {
          "city": "Berkeley",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01234207"
    },
    {
      "nct_id": "NCT05464732",
      "title": "Vivity IOL: Emmetropia Compared to Monovision.",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Presbyopia"
      ],
      "interventions": [
        {
          "name": "Vivity IOL emmetropia",
          "type": "DEVICE"
        },
        {
          "name": "Vivity IOL monovision",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Carolina Eyecare Physicians, LLC",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "50 Years and older"
      },
      "enrollment_count": 33,
      "start_date": "2020-09-03",
      "completion_date": "2022-08-30",
      "has_results": true,
      "last_update_posted_date": "2025-03-24",
      "last_synced_at": "2026-09-04T15:56:40.278Z",
      "location_count": 1,
      "location_summary": "Mt. Pleasant, South Carolina",
      "locations": [
        {
          "city": "Mt. Pleasant",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05464732"
    },
    {
      "nct_id": "NCT03228212",
      "title": "Evaluation of Approved and Investigational Contact Lenses",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Visual Acuity"
      ],
      "interventions": [
        {
          "name": "CONTROL",
          "type": "DEVICE"
        },
        {
          "name": "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": "49 Years",
        "sex": "ALL",
        "summary": "18 Years to 49 Years"
      },
      "enrollment_count": 133,
      "start_date": "2017-07-14",
      "completion_date": "2017-09-18",
      "has_results": true,
      "last_update_posted_date": "2018-12-13",
      "last_synced_at": "2026-09-04T15:56:40.278Z",
      "location_count": 5,
      "location_summary": "Jacksonville, Florida • East Lansing, Michigan • Pickens, South Carolina + 1 more",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "East Lansing",
          "state": "Michigan"
        },
        {
          "city": "Pickens",
          "state": "South Carolina"
        },
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03228212"
    },
    {
      "nct_id": "NCT03635528",
      "title": "Evaluating Accommodative Responses of Soft Contact Lenses for Myopia Control",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Visual Acuity"
      ],
      "interventions": [
        {
          "name": "Test Lens 1",
          "type": "DEVICE"
        },
        {
          "name": "Test Lens 2",
          "type": "DEVICE"
        },
        {
          "name": "Test Lens 3",
          "type": "DEVICE"
        },
        {
          "name": "Test Lens 4",
          "type": "DEVICE"
        },
        {
          "name": "Test Lens 5",
          "type": "DEVICE"
        },
        {
          "name": "Control Lens 1",
          "type": "DEVICE"
        },
        {
          "name": "Control Lens 2",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Johnson & Johnson Vision Care, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "7 Years",
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "7 Years to 25 Years"
      },
      "enrollment_count": 11,
      "start_date": "2018-11-29",
      "completion_date": "2019-07-18",
      "has_results": false,
      "last_update_posted_date": "2020-08-20",
      "last_synced_at": "2026-09-04T15:56:40.278Z",
      "location_count": 1,
      "location_summary": "Bloomington, Indiana",
      "locations": [
        {
          "city": "Bloomington",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03635528"
    },
    {
      "nct_id": "NCT03499067",
      "title": "A Dispensing Clinical Trial of Test Contact Lens Against Marketed Contact Lens",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "Test lens",
          "type": "DEVICE"
        },
        {
          "name": "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": 58,
      "start_date": "2018-04-11",
      "completion_date": "2018-08-01",
      "has_results": true,
      "last_update_posted_date": "2020-08-26",
      "last_synced_at": "2026-09-04T15:56:40.278Z",
      "location_count": 2,
      "location_summary": "Berkeley, California • Bloomington, Indiana",
      "locations": [
        {
          "city": "Berkeley",
          "state": "California"
        },
        {
          "city": "Bloomington",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03499067"
    },
    {
      "nct_id": "NCT06698731",
      "title": "A Randomized, Active-Controlled, Double-Masked, Crossover Study to Evaluate the Clinical Performance of Deseyne (Vifilcon C) Daily Disposable Soft Contact Lens for Presbyopia Extended Depth of Focus (EDOF)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Presbyopia Condition"
      ],
      "interventions": [
        {
          "name": "Test lens",
          "type": "DEVICE"
        },
        {
          "name": "Control lens",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Bruno Vision Care",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "45 Years to 70 Years"
      },
      "enrollment_count": 78,
      "start_date": "2024-10-28",
      "completion_date": "2025-01-15",
      "has_results": true,
      "last_update_posted_date": "2026-03-17",
      "last_synced_at": "2026-09-04T15:56:40.278Z",
      "location_count": 3,
      "location_summary": "Longwood, Florida • Pittsburg, Kansas • Warwick, Rhode Island",
      "locations": [
        {
          "city": "Longwood",
          "state": "Florida"
        },
        {
          "city": "Pittsburg",
          "state": "Kansas"
        },
        {
          "city": "Warwick",
          "state": "Rhode Island"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06698731"
    },
    {
      "nct_id": "NCT04254003",
      "title": "Clinical Performance Evaluation of Two Daily Disposable Silicone Hydrogel Toric Contact Lenses",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Refractive Errors"
      ],
      "interventions": [
        {
          "name": "DT1 Toric contact lenses",
          "type": "DEVICE"
        },
        {
          "name": "AO1DfA 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": 48,
      "start_date": "2020-02-05",
      "completion_date": "2020-03-02",
      "has_results": false,
      "last_update_posted_date": "2020-03-18",
      "last_synced_at": "2026-09-04T15:56:40.278Z",
      "location_count": 2,
      "location_summary": "Maitland, Florida • Eden Prairie, Minnesota",
      "locations": [
        {
          "city": "Maitland",
          "state": "Florida"
        },
        {
          "city": "Eden Prairie",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04254003"
    }
  ]
}