{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Contact+lens+with+Single+Vision+Optics",
    "query": {
      "intervention": "Contact lens with Single Vision Optics"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 7,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-19T16:28:54.441Z",
  "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": "NCT04534517",
      "title": "Clinical Evaluation of a Daily Wear Reusable Multifocal Optical Design in a Presbyopic Population",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Visual Acuity"
      ],
      "interventions": [
        {
          "name": "JJV Investigational Multifocal Contact Lens",
          "type": "DEVICE"
        },
        {
          "name": "ACUVUE OASYS® with HYDRACLEAR® PLUS",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Johnson & Johnson Vision Care, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "40 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "40 Years to 70 Years"
      },
      "enrollment_count": 119,
      "start_date": "2020-08-07",
      "completion_date": "2020-09-29",
      "has_results": true,
      "last_update_posted_date": "2022-01-13",
      "last_synced_at": "2026-09-19T16:28:54.441Z",
      "location_count": 11,
      "location_summary": "Jacksonville, Florida • Longwood, Florida • Maitland, Florida + 8 more",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Longwood",
          "state": "Florida"
        },
        {
          "city": "Maitland",
          "state": "Florida"
        },
        {
          "city": "Roswell",
          "state": "Georgia"
        },
        {
          "city": "Bloomington",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04534517"
    },
    {
      "nct_id": "NCT02887157",
      "title": "Analyzing Retinal Microanatomy in ROP",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Retinopathy of Prematurity",
        "Neurodevelopmental Disorders",
        "Macular Edema"
      ],
      "interventions": [
        {
          "name": "Swept Source OCT",
          "type": "DEVICE"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "OTHER"
        },
        {
          "name": "Scavenged blood collection",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "30 Weeks",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "30 Weeks and older"
      },
      "enrollment_count": 191,
      "start_date": "2016-07-22",
      "completion_date": "2021-04-15",
      "has_results": false,
      "last_update_posted_date": "2023-02-10",
      "last_synced_at": "2026-09-19T16:28:54.441Z",
      "location_count": 4,
      "location_summary": "Gainesville, Florida • St Louis, Missouri • Durham, North Carolina + 1 more",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "St Louis",
          "state": "Missouri"
        },
        {
          "city": "Durham",
          "state": "North Carolina"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02887157"
    },
    {
      "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": "2026-09-19T16:28:54.441Z",
      "location_count": 1,
      "location_summary": "Bloomington, Indiana",
      "locations": [
        {
          "city": "Bloomington",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03585790"
    },
    {
      "nct_id": "NCT00950924",
      "title": "Optical Defocus to Stimulate Eye Elongation in Hyperopia",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hyperopia",
        "Refractive Error"
      ],
      "interventions": [
        {
          "name": "Simultaneous Vision Bifocal Soft Contact Lenses",
          "type": "DEVICE"
        },
        {
          "name": "Single Vision Soft Contact Lenses",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Aller, Thomas A., OD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": "12 Years",
        "sex": "ALL",
        "summary": "5 Years to 12 Years"
      },
      "enrollment_count": 30,
      "start_date": "2015-01",
      "completion_date": "2022-01-01",
      "has_results": false,
      "last_update_posted_date": "2021-01-12",
      "last_synced_at": "2026-09-19T16:28:54.441Z",
      "location_count": 1,
      "location_summary": "San Bruno, California",
      "locations": [
        {
          "city": "San Bruno",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00950924"
    },
    {
      "nct_id": "NCT05159765",
      "title": "Progressive Myopia Treatment Evaluation for NaturalVue Multifocal Contact Lens Trial",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "Single vision contact lenses",
          "type": "DEVICE"
        },
        {
          "name": "Multifocal contact lenses",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Visioneering Technologies, Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "7 Years",
        "maximum_age": "13 Years",
        "sex": "ALL",
        "summary": "7 Years to 13 Years"
      },
      "enrollment_count": 144,
      "start_date": "2022-01-22",
      "completion_date": "2026-02",
      "has_results": false,
      "last_update_posted_date": "2025-09-22",
      "last_synced_at": "2026-09-19T16:28:54.441Z",
      "location_count": 4,
      "location_summary": "Fresno, California • Deerfield, Illinois • New York, New York + 1 more",
      "locations": [
        {
          "city": "Fresno",
          "state": "California"
        },
        {
          "city": "Deerfield",
          "state": "Illinois"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Bellaire",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05159765"
    },
    {
      "nct_id": "NCT01423773",
      "title": "Ocular Comfort and OCT Observation of Post Lens Clearance and Ocular Tissue Compression",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Ocular Comfort"
      ],
      "interventions": [
        {
          "name": "Lotrafilcon A test contact lens",
          "type": "DEVICE"
        },
        {
          "name": "Lotrafilcon A control contact lens",
          "type": "DEVICE"
        },
        {
          "name": "Ultra-High Resolution Optical Coherence Tomographer (OCT)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "CIBA VISION",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2011-08",
      "completion_date": "2011-12",
      "has_results": true,
      "last_update_posted_date": "2013-06-28",
      "last_synced_at": "2026-09-19T16:28:54.441Z",
      "location_count": 1,
      "location_summary": "Miami, Florida",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01423773"
    },
    {
      "nct_id": "NCT01616056",
      "title": "Bandage Lenses in Treating Patients With Ocular Graft-Versus-Host Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Graft Versus Host Disease",
        "Ophthalmologic Complications"
      ],
      "interventions": [
        {
          "name": "graft versus host disease prophylaxis/therapy",
          "type": "BIOLOGICAL"
        },
        {
          "name": "questionnaire administration",
          "type": "OTHER"
        },
        {
          "name": "optical coherence tomography",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "Fred Hutchinson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 20,
      "start_date": "2012-06",
      "completion_date": "2014-12",
      "has_results": true,
      "last_update_posted_date": "2017-07-17",
      "last_synced_at": "2026-09-19T16:28:54.441Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01616056"
    }
  ]
}