{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=OCT1",
    "query": {
      "condition": "OCT1"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 11,
    "total_pages": 2,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=OCT1&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-07-22T01:30:38.408Z",
  "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": "NCT02447120",
      "title": "Topcon 3D OCT-1 Maestro Reference Database Study II",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "3D OCT-1 Maestro",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Topcon Medical Systems, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 504,
      "start_date": "2015-05",
      "completion_date": "2015-10",
      "has_results": false,
      "last_update_posted_date": "2022-06-08",
      "last_synced_at": "2026-07-22T01:30:38.408Z",
      "location_count": 7,
      "location_summary": "Birmingham, Alabama • Fullerton, California • Livermore, California + 4 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Fullerton",
          "state": "California"
        },
        {
          "city": "Livermore",
          "state": "California"
        },
        {
          "city": "Pomona",
          "state": "California"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02447120"
    },
    {
      "nct_id": "NCT01986478",
      "title": "OCT Reference Database",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Healthy"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Topcon Medical Systems, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 389,
      "start_date": "2013-10",
      "completion_date": "2014-03",
      "has_results": false,
      "last_update_posted_date": "2022-06-08",
      "last_synced_at": "2026-07-22T01:30:38.408Z",
      "location_count": 5,
      "location_summary": "Scottsdale, Arizona • Livermore, California • Los Angeles, California + 2 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Livermore",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Pomona",
          "state": "California"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01986478"
    },
    {
      "nct_id": "NCT00187681",
      "title": "Organic Cation Transporter 1 (OCT1), on Response to Metformin in Healthy Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Other Conditions That May Be A Focus of Clinical Attention"
      ],
      "interventions": [
        {
          "name": "Metformin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "18 Years to 40 Years"
      },
      "enrollment_count": 20,
      "start_date": "2003-07",
      "completion_date": "2008-03",
      "has_results": true,
      "last_update_posted_date": "2013-01-08",
      "last_synced_at": "2026-07-22T01:30:38.408Z",
      "location_count": 1,
      "location_summary": "San Francsico, California",
      "locations": [
        {
          "city": "San Francsico",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00187681"
    },
    {
      "nct_id": "NCT06056583",
      "title": "Drug Excretion in Breast Milk",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Postpartum",
        "Lactation",
        "Drugs in Breast Milk",
        "Mammary Drug Transporters",
        "BCRP",
        "OCT1"
      ],
      "interventions": [
        {
          "name": "Cimetidine 200 MG",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "14 Days",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "14 Days to 50 Years"
      },
      "enrollment_count": 50,
      "start_date": "2023-12-04",
      "completion_date": "2028-09-30",
      "has_results": false,
      "last_update_posted_date": "2024-08-06",
      "last_synced_at": "2026-07-22T01:30:38.408Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06056583"
    },
    {
      "nct_id": "NCT02045823",
      "title": "OCT Agreement and Precision Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Normal Eyes",
        "Eyes With Glaucoma",
        "Eyes With Retinal Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Topcon Medical Systems, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 66,
      "start_date": "2014-01",
      "completion_date": "2014-03",
      "has_results": false,
      "last_update_posted_date": "2022-06-08",
      "last_synced_at": "2026-07-22T01:30:38.408Z",
      "location_count": 1,
      "location_summary": "Jamaica, New York",
      "locations": [
        {
          "city": "Jamaica",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02045823"
    },
    {
      "nct_id": "NCT02277119",
      "title": "Clinical Study of the Optic Disc Parameters",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Normal Healthy Subjects With No Known Ocular Diseases",
        "Glaucomatous Eyes",
        "Eyes With Retinal Diseases"
      ],
      "interventions": [
        {
          "name": "Maestro",
          "type": "DEVICE"
        },
        {
          "name": "iVue",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Topcon Medical Systems, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 109,
      "start_date": "2014-10",
      "completion_date": "2015-02",
      "has_results": true,
      "last_update_posted_date": "2022-06-28",
      "last_synced_at": "2026-07-22T01:30:38.408Z",
      "location_count": 2,
      "location_summary": "Pomona, California • New York, New York",
      "locations": [
        {
          "city": "Pomona",
          "state": "California"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02277119"
    },
    {
      "nct_id": "NCT02203981",
      "title": "TopQ Cut-off Determination Study For 3D-OCT 1 Maestro and 3D OCT-2000",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Healthy"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Topcon Medical Systems, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 12,
      "start_date": "2014-01",
      "completion_date": "2014-08",
      "has_results": false,
      "last_update_posted_date": "2022-06-08",
      "last_synced_at": "2026-07-22T01:30:38.408Z",
      "location_count": 1,
      "location_summary": "Oakland, New Jersey",
      "locations": [
        {
          "city": "Oakland",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02203981"
    },
    {
      "nct_id": "NCT02447133",
      "title": "TopQ Cut-off Score Validation Study for 3D OCT-1 Maestro",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Subjects Presenting With Normal Eyes"
      ],
      "interventions": [
        {
          "name": "3D OCT-1 Maestro",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Topcon Medical Systems, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 12,
      "start_date": "2015-05",
      "completion_date": "2015-05",
      "has_results": true,
      "last_update_posted_date": "2022-06-29",
      "last_synced_at": "2026-07-22T01:30:38.408Z",
      "location_count": 1,
      "location_summary": "Oakland, New Jersey",
      "locations": [
        {
          "city": "Oakland",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02447133"
    },
    {
      "nct_id": "NCT02376868",
      "title": "Maestro Agreement and Precision Study II",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Normal Healthy Subjects With No Known Ocular Diseases",
        "Glaucomatous Eyes",
        "Eyes With Retinal Diseases"
      ],
      "interventions": [
        {
          "name": "3D OCT-1 Maestro",
          "type": "DEVICE"
        },
        {
          "name": "iVue",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Topcon Medical Systems, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 101,
      "start_date": "2015-05",
      "completion_date": "2015-09",
      "has_results": false,
      "last_update_posted_date": "2022-06-08",
      "last_synced_at": "2026-07-22T01:30:38.408Z",
      "location_count": 1,
      "location_summary": "Pomona, California",
      "locations": [
        {
          "city": "Pomona",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02376868"
    },
    {
      "nct_id": "NCT01809704",
      "title": "Clinical Validation of New OCT System",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Subjects Presenting With Normal or With Ocular Pathology"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Topcon Medical Systems, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 87,
      "start_date": "2013-02-25",
      "completion_date": "2013-07-03",
      "has_results": false,
      "last_update_posted_date": "2022-06-10",
      "last_synced_at": "2026-07-22T01:30:38.408Z",
      "location_count": 3,
      "location_summary": "La Jolla, California • Jamaica, New York • New York, New York",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Jamaica",
          "state": "New York"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01809704"
    }
  ]
}