{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Single+vision+contact+lenses",
    "query": {
      "intervention": "Single vision contact lenses"
    },
    "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+lenses&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-29T07:05:54.557Z",
  "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": "NCT06335212",
      "title": "Peripheral Defocus Profile of Multifocal Minus Contact Lenses",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Myopia",
        "Refractive Errors",
        "Contact Lens"
      ],
      "interventions": [
        {
          "name": "Single vision and multifocal contact lenses",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "State University of New York College of Optometry",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "18 Years to 30 Years"
      },
      "enrollment_count": 19,
      "start_date": "2019-06-01",
      "completion_date": "2019-08-05",
      "has_results": false,
      "last_update_posted_date": "2024-03-28",
      "last_synced_at": "2026-09-29T07:05:54.557Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06335212"
    },
    {
      "nct_id": "NCT06085352",
      "title": "Evaluate the TetraLens, a Tetracaine Releasing Therapeutic Bandage Contact Lens in Patients Undergoing PRK Procedure",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Ocular Pain"
      ],
      "interventions": [
        {
          "name": "TetraLens bandage contact lens",
          "type": "DRUG"
        },
        {
          "name": "Control Acuvue Oasys Bandage contact Lens",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "Vance Thompson Vision",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "22 Years and older"
      },
      "enrollment_count": 10,
      "start_date": "2023-06-26",
      "completion_date": "2024-01-25",
      "has_results": false,
      "last_update_posted_date": "2025-09-17",
      "last_synced_at": "2026-09-29T07:05:54.557Z",
      "location_count": 1,
      "location_summary": "Sioux Falls, South Dakota",
      "locations": [
        {
          "city": "Sioux Falls",
          "state": "South Dakota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06085352"
    },
    {
      "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": "2026-09-29T07:05:54.557Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05308069"
    },
    {
      "nct_id": "NCT06598423",
      "title": "Wavelength Intervention for Nearsighted Kids",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Myopia"
      ],
      "interventions": [
        {
          "name": "Specialized soft contact lens 1",
          "type": "DEVICE"
        },
        {
          "name": "Specialized soft contact lens 2",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Alabama at Birmingham",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "7 Years",
        "maximum_age": "12 Years",
        "sex": "ALL",
        "summary": "7 Years to 12 Years"
      },
      "enrollment_count": 80,
      "start_date": "2025-04-10",
      "completion_date": "2027-07-31",
      "has_results": false,
      "last_update_posted_date": "2025-10-08",
      "last_synced_at": "2026-09-29T07:05:54.557Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06598423"
    },
    {
      "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": "2026-09-29T07:05:54.557Z",
      "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": "NCT04422990",
      "title": "Clinical Evaluation of a Silicone Hydrogel Daily Wear Monthly Replacement Contact 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": 158,
      "start_date": "2020-10-01",
      "completion_date": "2021-05-18",
      "has_results": true,
      "last_update_posted_date": "2022-03-29",
      "last_synced_at": "2026-09-29T07:05:54.557Z",
      "location_count": 14,
      "location_summary": "Los Angeles, California • Novato, California • Oakland, California + 10 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Novato",
          "state": "California"
        },
        {
          "city": "Oakland",
          "state": "California"
        },
        {
          "city": "Oakland",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04422990"
    },
    {
      "nct_id": "NCT03970512",
      "title": "Apioc Toric/Spherical Single Vision Contact Lens",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Refractive Errors"
      ],
      "interventions": [
        {
          "name": "Apioc-A and Apioc-S Contact Lenses",
          "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": 51,
      "start_date": "2019-05-31",
      "completion_date": "2021-03-18",
      "has_results": false,
      "last_update_posted_date": "2022-01-19",
      "last_synced_at": "2026-09-29T07:05:54.557Z",
      "location_count": 2,
      "location_summary": "Athens, Ohio • Powell, Ohio",
      "locations": [
        {
          "city": "Athens",
          "state": "Ohio"
        },
        {
          "city": "Powell",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03970512"
    },
    {
      "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": "2026-09-29T07:05:54.557Z",
      "location_count": 1,
      "location_summary": "Duluth, Georgia",
      "locations": [
        {
          "city": "Duluth",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01254747"
    },
    {
      "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": "2026-09-29T07:05:54.557Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01616056"
    },
    {
      "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": "2026-09-29T07:05:54.557Z",
      "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"
    }
  ]
}