{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Single+Vision+Contact+Lens",
    "query": {
      "intervention": "Single Vision Contact Lens"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 39,
    "total_pages": 4,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Single+Vision+Contact+Lens&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-06T04:29:47.823Z",
  "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": "NCT04178720",
      "title": "Clinical Evaluation of a Daily Wear Monthly Replacement Silicone Hydrogel Lens",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Refractive Errors"
      ],
      "interventions": [
        {
          "name": "Lehfilcon A contact lenses",
          "type": "DEVICE"
        },
        {
          "name": "Comfilcon A contact lenses",
          "type": "DEVICE"
        },
        {
          "name": "CLEAR CARE",
          "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": 119,
      "start_date": "2020-01-28",
      "completion_date": "2020-06-10",
      "has_results": true,
      "last_update_posted_date": "2021-10-19",
      "last_synced_at": "2026-09-06T04:29:47.823Z",
      "location_count": 8,
      "location_summary": "Longwood, Florida • Maitland, Florida • Orlando, Florida + 4 more",
      "locations": [
        {
          "city": "Longwood",
          "state": "Florida"
        },
        {
          "city": "Maitland",
          "state": "Florida"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Bloomington",
          "state": "Illinois"
        },
        {
          "city": "Medina",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04178720"
    },
    {
      "nct_id": "NCT05308069",
      "title": "Contact Lens Optics and Visual Performance",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "Single vision contact lens",
          "type": "DEVICE"
        },
        {
          "name": "Multifocal contact lens",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "David A Berntsen, OD PhD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "39 Years",
        "sex": "ALL",
        "summary": "18 Years to 39 Years"
      },
      "enrollment_count": 24,
      "start_date": "2022-06-13",
      "completion_date": "2022-07-27",
      "has_results": false,
      "last_update_posted_date": "2022-08-09",
      "last_synced_at": "2026-09-06T04:29:47.823Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05308069"
    },
    {
      "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": "2026-09-06T04:29:47.823Z",
      "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": "NCT03920280",
      "title": "Clinical Evaluation of a Daily Wear Frequent Replacement Silicone Hydrogel Lens",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Refractive Errors"
      ],
      "interventions": [
        {
          "name": "LID015385 contact lenses",
          "type": "DEVICE"
        },
        {
          "name": "Comfilcon A soft contact lenses",
          "type": "DEVICE"
        },
        {
          "name": "CLEAR CARE",
          "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": 120,
      "start_date": "2019-05-22",
      "completion_date": "2019-10-05",
      "has_results": true,
      "last_update_posted_date": "2022-07-28",
      "last_synced_at": "2026-09-06T04:29:47.823Z",
      "location_count": 8,
      "location_summary": "Maitland, Florida • Orlando, Florida • Pensacola, Florida + 5 more",
      "locations": [
        {
          "city": "Maitland",
          "state": "Florida"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Pensacola",
          "state": "Florida"
        },
        {
          "city": "Bloomington",
          "state": "Illinois"
        },
        {
          "city": "Pittsburg",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03920280"
    },
    {
      "nct_id": "NCT03585790",
      "title": "The Impact of Soft Contact Lens Attributes on Symptoms Associated With Digital Eye Strain in Symptomatic Soft Contact Lens Wearers",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Asthenopia",
        "Myopia"
      ],
      "interventions": [
        {
          "name": "Contact lens with Multifocal Optics",
          "type": "DEVICE"
        },
        {
          "name": "Contact lens with Single Vision Optics",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Pete Kollbaum, OD, PhD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "18 Years to 35 Years"
      },
      "enrollment_count": 45,
      "start_date": "2018-09-13",
      "completion_date": "2018-11-02",
      "has_results": true,
      "last_update_posted_date": "2020-01-07",
      "last_synced_at": "2026-09-06T04:29:47.823Z",
      "location_count": 1,
      "location_summary": "Bloomington, Indiana",
      "locations": [
        {
          "city": "Bloomington",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03585790"
    },
    {
      "nct_id": "NCT06009458",
      "title": "Acuity 200™ (Fluoroxyfocon A) Orthokeratology Contact Lens for Overnight Wear",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "Acuity 200™ (fluoroxyfocon A) Orthokeratology Contact Lens for Overnight Wear",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Acuity Polymers, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "7 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "7 Years and older"
      },
      "enrollment_count": 387,
      "start_date": "2023-10-01",
      "completion_date": "2025-09",
      "has_results": false,
      "last_update_posted_date": "2025-01-14",
      "last_synced_at": "2026-09-06T04:29:47.823Z",
      "location_count": 9,
      "location_summary": "Mission Viejo, California • Oakland, California • San Francisco, California + 6 more",
      "locations": [
        {
          "city": "Mission Viejo",
          "state": "California"
        },
        {
          "city": "Oakland",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Sunnyvale",
          "state": "California"
        },
        {
          "city": "Ocoee",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06009458"
    },
    {
      "nct_id": "NCT04807361",
      "title": "Assessment of Accommodation Behavior in Children Under Myopia Control Treatment (Pilot Study)",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Accomodation",
        "Biofeedback Training",
        "Myopia"
      ],
      "interventions": [
        {
          "name": "Auditory biofeedback traing",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "State University of New York College of Optometry",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": "15 Years",
        "sex": "ALL",
        "summary": "8 Years to 15 Years"
      },
      "enrollment_count": 44,
      "start_date": "2020-12-01",
      "completion_date": "2022-12-12",
      "has_results": false,
      "last_update_posted_date": "2023-01-04",
      "last_synced_at": "2026-09-06T04:29:47.823Z",
      "location_count": 1,
      "location_summary": "Long Beach, New York",
      "locations": [
        {
          "city": "Long Beach",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04807361"
    },
    {
      "nct_id": "NCT05028790",
      "title": "Evaluating Contact Lens Optics",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "Single vision contact lens",
          "type": "DEVICE"
        },
        {
          "name": "Multifocal contact lens",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "David A Berntsen, OD PhD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "39 Years",
        "sex": "ALL",
        "summary": "18 Years to 39 Years"
      },
      "enrollment_count": 16,
      "start_date": "2022-02-27",
      "completion_date": "2022-12-13",
      "has_results": true,
      "last_update_posted_date": "2024-02-06",
      "last_synced_at": "2026-09-06T04:29:47.823Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05028790"
    },
    {
      "nct_id": "NCT07571538",
      "title": "VisionApp - Ghosting",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Diplopia, Monocular"
      ],
      "interventions": [
        {
          "name": "Proclear 1 Day Contact Lens",
          "type": "DEVICE"
        },
        {
          "name": "MyDay Contact Lens",
          "type": "DEVICE"
        },
        {
          "name": "NaturalVue Contact Lens",
          "type": "DEVICE"
        },
        {
          "name": "MiSight 1 Day Contact Lens",
          "type": "DEVICE"
        },
        {
          "name": "Investigational Contact Lens",
          "type": "DEVICE"
        },
        {
          "name": "VisionApp",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Indiana University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "8 Years and older"
      },
      "enrollment_count": 12,
      "start_date": "2025-10-10",
      "completion_date": "2026-12-01",
      "has_results": false,
      "last_update_posted_date": "2026-08-24",
      "last_synced_at": "2026-09-06T04:29:47.823Z",
      "location_count": 1,
      "location_summary": "Bloomington, Indiana",
      "locations": [
        {
          "city": "Bloomington",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07571538"
    },
    {
      "nct_id": "NCT04806802",
      "title": "APIOC Sphere and APIOC Astigmatism",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia",
        "Hyperopia",
        "Astigmatism"
      ],
      "interventions": [
        {
          "name": "APIOC Sphere and APIOC Astigmatism",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Lentechs, LLC",
      "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": 50,
      "start_date": "2021-03-18",
      "completion_date": "2021-10-31",
      "has_results": false,
      "last_update_posted_date": "2022-01-19",
      "last_synced_at": "2026-09-06T04:29:47.823Z",
      "location_count": 6,
      "location_summary": "San Diego, California • Orlando, Florida • Lexington, Kentucky + 3 more",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        },
        {
          "city": "Lexington",
          "state": "Kentucky"
        },
        {
          "city": "Miamisburg",
          "state": "Ohio"
        },
        {
          "city": "New Albany",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04806802"
    }
  ]
}