{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Congenital+Erythropoietic+Porphyria+%28CEP%29&page=2",
    "query": {
      "condition": "Congenital Erythropoietic Porphyria (CEP)",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Congenital+Erythropoietic+Porphyria+%28CEP%29&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-06-26T15:06:45.250Z",
  "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": "NCT02979249",
      "title": "Oral Iron for Erythropoietic Protoporphyrias",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Erythropoietic Protoporphyria",
        "EPP",
        "X-linked Protoporphyria",
        "XLP"
      ],
      "interventions": [
        {
          "name": "Oral Iron",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Icahn School of Medicine at Mount Sinai",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 16,
      "start_date": "2016-12",
      "completion_date": "2019-07-19",
      "has_results": true,
      "last_update_posted_date": "2020-09-11",
      "last_synced_at": "2026-06-26T15:06:45.250Z",
      "location_count": 6,
      "location_summary": "Birmingham, Alabama • San Francisco, California • New York, New York + 3 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        },
        {
          "city": "Galveston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02979249"
    },
    {
      "nct_id": "NCT06910358",
      "title": "Study of Bitopertin in Participants With EPP or XLP (APOLLO)",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Erythropoietic Protoporphyria (EPP)",
        "X-Linked Protoporphyria (XLP)"
      ],
      "interventions": [
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "DISC-1459",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Disc Medicine, Inc",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 183,
      "start_date": "2025-04-04",
      "completion_date": "2026-10",
      "has_results": false,
      "last_update_posted_date": "2026-06-16",
      "last_synced_at": "2026-06-26T15:06:45.250Z",
      "location_count": 11,
      "location_summary": "Huntington Beach, California • San Francisco, California • Miami, Florida + 7 more",
      "locations": [
        {
          "city": "Huntington Beach",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06910358"
    },
    {
      "nct_id": "NCT01568554",
      "title": "Clinical Diagnosis of Acute Porphyria",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Hereditary Coproporphyria (HCP)",
        "Acute Intermittent Porphyria (AIP)",
        "Variegate Porphyria (VP)"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of California, San Francisco",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "15 Years and older"
      },
      "enrollment_count": 148,
      "start_date": "2011-12",
      "completion_date": "2018-12",
      "has_results": false,
      "last_update_posted_date": "2021-09-28",
      "last_synced_at": "2026-06-26T15:06:45.250Z",
      "location_count": 6,
      "location_summary": "Birmingham, Alabama • San Francisco, California • New York, New York + 3 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        },
        {
          "city": "Galveston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01568554"
    },
    {
      "nct_id": "NCT07024316",
      "title": "A Study to Investigate the Improvement of Photosensitivity in Terms of Skin Lesions Associated With CEP Following Administration of Oral ATL-001 (Ciclopirox Oral Solution) in Participants Aged >18 Years of Age With CEP",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Congenital Erythropoietic Porphyria (CEP)"
      ],
      "interventions": [
        {
          "name": "ATL-001 (Ciclopirox oral solution)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Atlas Molecular Pharma",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 6,
      "start_date": "2026-01-29",
      "completion_date": "2028-06-01",
      "has_results": false,
      "last_update_posted_date": "2026-03-24",
      "last_synced_at": "2026-06-26T15:06:45.250Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07024316"
    },
    {
      "nct_id": "NCT05344599",
      "title": "Evaluating the Prevalence of Acute Hepatic Porphyria in Postural Tachycardia Syndrome",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Postural Orthostatic Tachycardia Syndrome",
        "Acute Hepatic Porphyria"
      ],
      "interventions": [
        {
          "name": "Autonomic Function Testing",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Genetic Testing",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Urine Testing",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Blood laboratory Testing",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Vanderbilt University Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 70,
      "start_date": "2022-01-19",
      "completion_date": "2026-06-30",
      "has_results": false,
      "last_update_posted_date": "2026-01-23",
      "last_synced_at": "2026-06-26T15:06:45.250Z",
      "location_count": 1,
      "location_summary": "Nashville, Tennessee",
      "locations": [
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05344599"
    },
    {
      "nct_id": "NCT02240784",
      "title": "EXPLORE: A Natural History Study of Acute Hepatic Porphyria (AHP)",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Acute Hepatic Porphyria"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Alnylam Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "12 Years and older"
      },
      "enrollment_count": 136,
      "start_date": "2014-08",
      "completion_date": "2021-04-26",
      "has_results": false,
      "last_update_posted_date": "2021-05-17",
      "last_synced_at": "2026-06-26T15:06:45.250Z",
      "location_count": 8,
      "location_summary": "San Francisco, California • Miami, Florida • Ann Arbor, Michigan + 5 more",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02240784"
    },
    {
      "nct_id": "NCT06144840",
      "title": "INcreased Sun Exposure Without Pain In Research Participants With EPP or XLP",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Erythropoietic Protoporphyria (EPP)",
        "X-Linked Protoporphyria (XLP)"
      ],
      "interventions": [
        {
          "name": "Dersimelagon",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Tanabe Pharma America, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "12 Years to 75 Years"
      },
      "enrollment_count": 165,
      "start_date": "2023-12-11",
      "completion_date": "2026-05-19",
      "has_results": false,
      "last_update_posted_date": "2026-06-04",
      "last_synced_at": "2026-06-26T15:06:45.250Z",
      "location_count": 13,
      "location_summary": "Huntington Beach, California • San Francisco, California • Miami, Florida + 10 more",
      "locations": [
        {
          "city": "Huntington Beach",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Brighton",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06144840"
    },
    {
      "nct_id": "NCT03118674",
      "title": "Harvoni Treatment Porphyria Cutanea Tarda",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Porphyria Cutanea Tarda",
        "Hepatitis C"
      ],
      "interventions": [
        {
          "name": "Harvoni",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 23,
      "start_date": "2017-09-06",
      "completion_date": "2022-03-04",
      "has_results": true,
      "last_update_posted_date": "2023-07-03",
      "last_synced_at": "2026-06-26T15:06:45.250Z",
      "location_count": 3,
      "location_summary": "San Francisco, California • Winston-Salem, North Carolina • Galveston, Texas",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        },
        {
          "city": "Galveston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03118674"
    },
    {
      "nct_id": "NCT01550705",
      "title": "Effect of Isoniazid on Protoporphyrin Levels in Erythropoietic Protoporphyria",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Erythropoietic Protoporphyria (EPP)",
        "X Linked Erythropoietic Protoporphyria"
      ],
      "interventions": [
        {
          "name": "Isoniazid",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Utah",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 11,
      "start_date": "2012-03",
      "completion_date": "2015-12",
      "has_results": true,
      "last_update_posted_date": "2017-01-16",
      "last_synced_at": "2026-06-26T15:06:45.250Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01550705"
    },
    {
      "nct_id": "NCT00004330",
      "title": "Studies in Porphyria IV: Gonadotropin-Releasing Hormone (GnRH) Analogues for Prevention of Cyclic Attacks",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Porphyria"
      ],
      "interventions": [
        {
          "name": "luteinizing hormone-releasing factor",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Center for Research Resources (NCRR)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 55 Years · Female only"
      },
      "enrollment_count": null,
      "start_date": "1987-03",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2005-06-24",
      "last_synced_at": "2026-06-26T15:06:45.250Z",
      "location_count": 1,
      "location_summary": "Galveston, Texas",
      "locations": [
        {
          "city": "Galveston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00004330"
    }
  ]
}