{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Staining&page=3",
    "query": {
      "condition": "Staining",
      "page": 3
    },
    "page_size": 10
  },
  "pagination": {
    "page": 3,
    "page_size": 10,
    "total_count": 86,
    "total_pages": 9,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Staining&page=4&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Staining&page=2&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-23T02:36:19.657Z",
  "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": "NCT01240122",
      "title": "Short-Term Evaluation of Corneal Staining With Balafilcon A Lenses and Two Multi-Purpose Solutions",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Corneal Staining"
      ],
      "interventions": [
        {
          "name": "Biotrue MPS",
          "type": "DEVICE"
        },
        {
          "name": "Investigational MPS",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Abbott Medical Optics",
      "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": "2010-08-31",
      "completion_date": "2010-11-30",
      "has_results": true,
      "last_update_posted_date": "2025-03-03",
      "last_synced_at": "2026-10-23T02:36:19.657Z",
      "location_count": 1,
      "location_summary": "Santa Ana, California",
      "locations": [
        {
          "city": "Santa Ana",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01240122"
    },
    {
      "nct_id": "NCT02035319",
      "title": "Effect of Laser Treatment on Capillary Malformations",
      "overall_status": "WITHDRAWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Capillary Malformation",
        "Port Wine Stain"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Children's Hospital Medical Center, Cincinnati",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "Up to 17 Years"
      },
      "enrollment_count": 0,
      "start_date": "2014-01",
      "completion_date": "2017-06",
      "has_results": false,
      "last_update_posted_date": "2015-08-25",
      "last_synced_at": "2026-10-23T02:36:19.657Z",
      "location_count": 1,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02035319"
    },
    {
      "nct_id": "NCT00768898",
      "title": "Defining the Conjunctival Staining Method: Instillation Volume and Time Course to Assess Staining With Lissamine Green",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Conjunctival Staining"
      ],
      "interventions": [
        {
          "name": "2.5/5.0/10.0 µL lissamine green",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Alcon Research",
      "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": "2008-08",
      "completion_date": null,
      "has_results": true,
      "last_update_posted_date": "2012-04-13",
      "last_synced_at": "2026-10-23T02:36:19.657Z",
      "location_count": 1,
      "location_summary": "Fort Worth, Texas",
      "locations": [
        {
          "city": "Fort Worth",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00768898"
    },
    {
      "nct_id": "NCT01774552",
      "title": "Evaluate the Port-wine Stain Birthmark Treatment Before and After Pulsed Dye Laser Treatment",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Port-wine Stain"
      ],
      "interventions": [
        {
          "name": "Photo Acoustic Microscopy and Optical Coherence tomography",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of California, Irvine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 4,
      "start_date": "2012-12",
      "completion_date": "2017-11-28",
      "has_results": false,
      "last_update_posted_date": "2022-11-01",
      "last_synced_at": "2026-10-23T02:36:19.657Z",
      "location_count": 1,
      "location_summary": "Irvine, California",
      "locations": [
        {
          "city": "Irvine",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01774552"
    },
    {
      "nct_id": "NCT00540566",
      "title": "Optical Biopsy of Human Skin in Conjunction With Laser Treatment",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Malignant Melanoma",
        "Merkel Cell Carcinoma",
        "Basal Cell Carcinoma",
        "Squamous Cell Carcinoma",
        "Atypical Nevi",
        "Congenital Nevi",
        "Seborrheic Keratosis",
        "Paget's Disease",
        "Dermatofibroma",
        "Kaposi's Sarcoma",
        "Port Wine Stain",
        "Hemangioma",
        "Tattoos",
        "Scleroderma",
        "Burns"
      ],
      "interventions": [
        {
          "name": "Optical Biopsy imaging",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of California, Irvine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 113,
      "start_date": "1999-06",
      "completion_date": "2008-07",
      "has_results": false,
      "last_update_posted_date": "2022-10-20",
      "last_synced_at": "2026-10-23T02:36:19.657Z",
      "location_count": 1,
      "location_summary": "Irvine, California",
      "locations": [
        {
          "city": "Irvine",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00540566"
    },
    {
      "nct_id": "NCT05171894",
      "title": "A Study to Evaluate Efficacy and Safety of Light Dose in Subjects With PWB Treated With Hemoporfin PDT",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Port-wine Birthmarks",
        "Port-Wine Stain",
        "Nevus Flammeus"
      ],
      "interventions": [
        {
          "name": "Hemopfin+Green Light",
          "type": "DRUG"
        },
        {
          "name": "Vehicle+Green Light",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "Shanghai Fudan-Zhangjiang Bio-Pharmaceutical Co., Ltd.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 84,
      "start_date": "2024-09-21",
      "completion_date": "2027-04",
      "has_results": false,
      "last_update_posted_date": "2026-03-03",
      "last_synced_at": "2026-10-23T02:36:19.657Z",
      "location_count": 5,
      "location_summary": "Irvine, California • San Diego, California • Miami, Florida + 2 more",
      "locations": [
        {
          "city": "Irvine",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Hunt Valley",
          "state": "Maryland"
        },
        {
          "city": "Bethlehem",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05171894"
    },
    {
      "nct_id": "NCT03924219",
      "title": "CMV T Cell Immunity in Pediatric Solid Organ Transplant Recipients",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Heart Transplant Infection",
        "Kidney Transplant Infection",
        "Liver Transplant Infection",
        "CMV"
      ],
      "interventions": [
        {
          "name": "CMV T cell Immunity Assay",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Vanderbilt University Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "0 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "0 Years to 17 Years"
      },
      "enrollment_count": 161,
      "start_date": "2019-06-03",
      "completion_date": "2025-07-01",
      "has_results": false,
      "last_update_posted_date": "2026-03-27",
      "last_synced_at": "2026-10-23T02:36:19.657Z",
      "location_count": 12,
      "location_summary": "Stanford, California • Atlanta, Georgia • Chicago, Illinois + 9 more",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Kansas City",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03924219"
    },
    {
      "nct_id": "NCT03432572",
      "title": "Investigating Oral Agents for Urine Staining to Facilitate Intraoperative Observation of Ureteral Jets",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Ureteral Injury"
      ],
      "interventions": [
        {
          "name": "Pyridium",
          "type": "DRUG"
        },
        {
          "name": "Riboflavin",
          "type": "DRUG"
        },
        {
          "name": "Thiamine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Texas Tech University Health Sciences Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "75 Years",
        "sex": "FEMALE",
        "summary": "21 Years to 75 Years · Female only"
      },
      "enrollment_count": 120,
      "start_date": "2018-06-27",
      "completion_date": "2020-06-30",
      "has_results": false,
      "last_update_posted_date": "2020-08-11",
      "last_synced_at": "2026-10-23T02:36:19.657Z",
      "location_count": 1,
      "location_summary": "Lubbock, Texas",
      "locations": [
        {
          "city": "Lubbock",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03432572"
    },
    {
      "nct_id": "NCT03275142",
      "title": "Icare Tonometry Effects on Keratometry Readings, Topography Readings, and Corneal Staining",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Evaluation of Corneal Stability Post-applanation"
      ],
      "interventions": [
        {
          "name": "Icare tonometer",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Comprehensive EyeCare of Central Ohio",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 60,
      "start_date": "2017-06-19",
      "completion_date": "2018-07-31",
      "has_results": false,
      "last_update_posted_date": "2019-01-30",
      "last_synced_at": "2026-10-23T02:36:19.657Z",
      "location_count": 1,
      "location_summary": "Westerville, Ohio",
      "locations": [
        {
          "city": "Westerville",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03275142"
    },
    {
      "nct_id": "NCT00073099",
      "title": "Digital Photography to Evaluate Dry Eye",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Eye Disease"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Eye Institute (NEI)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "2 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "2 Years and older"
      },
      "enrollment_count": 60,
      "start_date": "2003-11-14",
      "completion_date": "2007-09-06",
      "has_results": false,
      "last_update_posted_date": "2017-07-02",
      "last_synced_at": "2026-10-23T02:36:19.657Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00073099"
    }
  ]
}