{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Riboflavin+Placebo&page=2",
    "query": {
      "intervention": "Riboflavin Placebo",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 47,
    "total_pages": 5,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Riboflavin+Placebo&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Riboflavin+Placebo&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-04T03:32:03.717Z",
  "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": "NCT06100939",
      "title": "Epithelium-On Corneal Cross-linking in Subjects 8 to 45 Years of Age With Keratoconus",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Keratoconus"
      ],
      "interventions": [
        {
          "name": "Riboflavin and Sodium Iodide solution and Ultraviolet-A treatment",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Placebo and sham treatment",
          "type": "COMBINATION_PRODUCT"
        }
      ],
      "intervention_types": [
        "COMBINATION_PRODUCT"
      ],
      "sponsor": "Epion Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "8 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "8 Years to 45 Years"
      },
      "enrollment_count": 396,
      "start_date": "2023-10-30",
      "completion_date": "2026-06-12",
      "has_results": false,
      "last_update_posted_date": "2026-06-25",
      "last_synced_at": "2026-10-04T03:32:03.717Z",
      "location_count": 13,
      "location_summary": "Rowland Heights, California • San Francisco, California • Miami, Florida + 10 more",
      "locations": [
        {
          "city": "Rowland Heights",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Hoffman Estates",
          "state": "Illinois"
        },
        {
          "city": "Brookline",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06100939"
    },
    {
      "nct_id": "NCT02011789",
      "title": "Metabolism And Health Effects Of Citrus Limonoids in Hypercholesterolemic Humans",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hypercholesterolemia"
      ],
      "interventions": [
        {
          "name": "Citrus Limonoid Beverage",
          "type": "DIETARY_SUPPLEMENT"
        },
        {
          "name": "Placebo beverage",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "USDA, Western Human Nutrition Research Center",
      "sponsor_class": "FED",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "20 Years to 65 Years"
      },
      "enrollment_count": 10,
      "start_date": "2007-04",
      "completion_date": "2010-07",
      "has_results": false,
      "last_update_posted_date": "2013-12-13",
      "last_synced_at": "2026-10-04T03:32:03.717Z",
      "location_count": 1,
      "location_summary": "Davis, California",
      "locations": [
        {
          "city": "Davis",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02011789"
    },
    {
      "nct_id": "NCT01972854",
      "title": "Safety and Efficacy of Corneal Collagen Cross-Linking in Eyes With Keratoconus",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Keratoconus"
      ],
      "interventions": [
        {
          "name": "riboflavin solution",
          "type": "DRUG"
        },
        {
          "name": "placebo solution",
          "type": "DRUG"
        },
        {
          "name": "KXL System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "Glaukos Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 92,
      "start_date": "2013-11",
      "completion_date": "2017-04",
      "has_results": false,
      "last_update_posted_date": "2021-04-26",
      "last_synced_at": "2026-10-04T03:32:03.717Z",
      "location_count": 11,
      "location_summary": "Irvine, California • San Diego, California • Indianapolis, Indiana + 8 more",
      "locations": [
        {
          "city": "Irvine",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Overland Park",
          "state": "Kansas"
        },
        {
          "city": "Waltham",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01972854"
    },
    {
      "nct_id": "NCT01287221",
      "title": "Study of Rifampicin in Multiple System Atrophy",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Multiple System Atrophy"
      ],
      "interventions": [
        {
          "name": "Rifampicin",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Phillip Low",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "30 Years to 80 Years"
      },
      "enrollment_count": 100,
      "start_date": "2011-03",
      "completion_date": "2013-01",
      "has_results": true,
      "last_update_posted_date": "2014-03-28",
      "last_synced_at": "2026-10-04T03:32:03.717Z",
      "location_count": 10,
      "location_summary": "Los Angeles, California • San Diego, California • Jacksonville, Florida + 7 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Tampa",
          "state": "Florida"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01287221"
    },
    {
      "nct_id": "NCT04097730",
      "title": "Steroids and Cross-linking for Ulcer Treatment",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Keratitis Bacterial"
      ],
      "interventions": [
        {
          "name": "Moxifloxacin Ophthalmic",
          "type": "DRUG"
        },
        {
          "name": "Difluprednate Ophthalmic",
          "type": "DRUG"
        },
        {
          "name": "Riboflavin Ophthalmic",
          "type": "DRUG"
        },
        {
          "name": "Topical Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Thomas M. Lietman",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 280,
      "start_date": "2020-09-24",
      "completion_date": "2024-09-18",
      "has_results": false,
      "last_update_posted_date": "2025-02-03",
      "last_synced_at": "2026-10-04T03:32:03.717Z",
      "location_count": 2,
      "location_summary": "San Francisco, California • Miami, Florida",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Miami",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04097730"
    },
    {
      "nct_id": "NCT03442751",
      "title": "Study to Evaluate the Safety and Efficacy of Epi-on Corneal Cross-linking in Eyes With Progressive Keratoconus",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Progressive Keratoconus"
      ],
      "interventions": [
        {
          "name": "Test Article A",
          "type": "DRUG"
        },
        {
          "name": "Test Article B",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "KXL medical device system",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "Glaukos Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "12 Years to 55 Years"
      },
      "enrollment_count": 201,
      "start_date": "2018-04-06",
      "completion_date": "2020-08-10",
      "has_results": true,
      "last_update_posted_date": "2024-01-30",
      "last_synced_at": "2026-10-04T03:32:03.717Z",
      "location_count": 1,
      "location_summary": "Waltham, Massachusetts",
      "locations": [
        {
          "city": "Waltham",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03442751"
    },
    {
      "nct_id": "NCT02622386",
      "title": "The Effect of Riboflavin on Moderate to Severe Plaque Type Psoriasis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Psoriasis"
      ],
      "interventions": [
        {
          "name": "Riboflavin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "University of Michigan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 23,
      "start_date": "2016-08-11",
      "completion_date": "2020-04-06",
      "has_results": true,
      "last_update_posted_date": "2022-07-28",
      "last_synced_at": "2026-10-04T03:32:03.717Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02622386"
    },
    {
      "nct_id": "NCT07271316",
      "title": "Alii Supplement Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Nutrient Deficiency",
        "Happiness",
        "Digestive Health",
        "Vulnerability to Disease",
        "Mood Swings",
        "Energy"
      ],
      "interventions": [
        {
          "name": "Alii Supplement",
          "type": "DIETARY_SUPPLEMENT"
        }
      ],
      "intervention_types": [
        "DIETARY_SUPPLEMENT"
      ],
      "sponsor": "Texas Christian University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "25 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 25 Years · Female only"
      },
      "enrollment_count": 16,
      "start_date": "2026-01-12",
      "completion_date": "2026-04-20",
      "has_results": true,
      "last_update_posted_date": "2026-07-13",
      "last_synced_at": "2026-10-04T03:32:03.717Z",
      "location_count": 1,
      "location_summary": "Fort Worth, Texas",
      "locations": [
        {
          "city": "Fort Worth",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07271316"
    },
    {
      "nct_id": "NCT03552016",
      "title": "Evaluation of Progression of Myopia in Children Treated With Vitamin B2 and Outdoor Sunlight Exposure",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Axial Myopia",
        "Refractive Errors"
      ],
      "interventions": [
        {
          "name": "Oral Riboflavin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Missouri-Columbia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "12 Years",
        "sex": "ALL",
        "summary": "6 Years to 12 Years"
      },
      "enrollment_count": 0,
      "start_date": "2018-10-10",
      "completion_date": "2021-12-13",
      "has_results": false,
      "last_update_posted_date": "2026-08-24",
      "last_synced_at": "2026-10-04T03:32:03.717Z",
      "location_count": 1,
      "location_summary": "Richmond, Virginia",
      "locations": [
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03552016"
    },
    {
      "nct_id": "NCT05314738",
      "title": "Safety and Efficacy of Corneal Cross-linking in Subjects With Keratoconus",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Progressive Keratoconus"
      ],
      "interventions": [
        {
          "name": "NXL Energy 1",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "NXL Energy 2",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "NXL Energy 3",
          "type": "COMBINATION_PRODUCT"
        },
        {
          "name": "Sham Treatment",
          "type": "COMBINATION_PRODUCT"
        }
      ],
      "intervention_types": [
        "COMBINATION_PRODUCT"
      ],
      "sponsor": "Glaukos Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 150,
      "start_date": "2022-03-08",
      "completion_date": "2026-02",
      "has_results": false,
      "last_update_posted_date": "2024-07-08",
      "last_synced_at": "2026-10-04T03:32:03.717Z",
      "location_count": 3,
      "location_summary": "Dothan, Alabama • Teaneck, New Jersey • Westerville, Ohio",
      "locations": [
        {
          "city": "Dothan",
          "state": "Alabama"
        },
        {
          "city": "Teaneck",
          "state": "New Jersey"
        },
        {
          "city": "Westerville",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05314738"
    }
  ]
}