{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Pegylated+Alfa+Interferon",
    "query": {
      "intervention": "Pegylated Alfa Interferon"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 46,
    "total_pages": 5,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Pegylated+Alfa+Interferon&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-27T07:21:13.110Z",
  "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": "NCT00467077",
      "title": "Gefitinib and PEG-Interferon Alfa-2b in Treating Patients With Unresectable or Metastatic Kidney Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Kidney Cancer"
      ],
      "interventions": [
        {
          "name": "PEG-interferon alfa-2b",
          "type": "BIOLOGICAL"
        },
        {
          "name": "gefitinib",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "California Cancer Consortium",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "18 Years to 120 Years"
      },
      "enrollment_count": 21,
      "start_date": "2004-09",
      "completion_date": "2011-03",
      "has_results": true,
      "last_update_posted_date": "2017-03-17",
      "last_synced_at": "2026-09-27T07:21:13.110Z",
      "location_count": 3,
      "location_summary": "Duarte, California • Los Angeles, California • Sacramento, California",
      "locations": [
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00467077"
    },
    {
      "nct_id": "NCT00266318",
      "title": "Study of High Dosage CIFN Plus RBV for HCV Genotype 1 Infected Patients Who Are Nonresponders to Prior Therapy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Hepatitis C"
      ],
      "interventions": [
        {
          "name": "Interferon Alfacon-1 and Ribavirin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Beth Israel Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 40,
      "start_date": "2005-12",
      "completion_date": "2007-05",
      "has_results": false,
      "last_update_posted_date": "2008-04-17",
      "last_synced_at": "2026-09-27T07:21:13.110Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00266318"
    },
    {
      "nct_id": "NCT00991289",
      "title": "Nitazoxanide Plus Ribavirin and Peginterferon for Therapy of Treatment Naive HCV Genotype 1 and HIV Coinfected Subjects",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "HIV Infection",
        "Hepatitis C Infection"
      ],
      "interventions": [
        {
          "name": "Nitazoxanide (NTZ)",
          "type": "DRUG"
        },
        {
          "name": "Pegylated interferon alfa-2a (PEG)",
          "type": "DRUG"
        },
        {
          "name": "Ribavirin (RBV)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute of Allergy and Infectious Diseases (NIAID)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 68,
      "start_date": "2010-01",
      "completion_date": "2012-01",
      "has_results": true,
      "last_update_posted_date": "2021-11-04",
      "last_synced_at": "2026-09-27T07:21:13.110Z",
      "location_count": 17,
      "location_summary": "Birmingham, Alabama • Los Angeles, California • Palo Alto, California + 12 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00991289"
    },
    {
      "nct_id": "NCT00420784",
      "title": "A Study of Telaprevir (VX-950), Pegasys and Copegus in Hepatitis C (PROVE3)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hepatitis C"
      ],
      "interventions": [
        {
          "name": "Telaprevir",
          "type": "DRUG"
        },
        {
          "name": "Ribavirin",
          "type": "DRUG"
        },
        {
          "name": "Pegylated Interferon Alfa 2a",
          "type": "DRUG"
        },
        {
          "name": "Matching Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Vertex Pharmaceuticals Incorporated",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 465,
      "start_date": "2007-02",
      "completion_date": "2009-04",
      "has_results": true,
      "last_update_posted_date": "2014-08-05",
      "last_synced_at": "2026-09-27T07:21:13.110Z",
      "location_count": 41,
      "location_summary": "Birmingham, Alabama • Los Angeles, California • San Diego, California + 35 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00420784"
    },
    {
      "nct_id": "NCT00118768",
      "title": "A Study to Evaluate the Combination of Pegylated Interferon Alfa Plus Valopicitabine in Patients With Hepatitis C",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Chronic Hepatitis C"
      ],
      "interventions": [
        {
          "name": "valopicitabine",
          "type": "DRUG"
        },
        {
          "name": "Pegylated Interferon Alfa",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Merck Sharp & Dohme LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 175,
      "start_date": "2005-08",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2009-03-02",
      "last_synced_at": "2026-09-27T07:21:13.110Z",
      "location_count": 19,
      "location_summary": "Phoenix, Arizona • San Diego, California • San Mateo, California + 16 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Mateo",
          "state": "California"
        },
        {
          "city": "Lakewood",
          "state": "Colorado"
        },
        {
          "city": "Bradenton",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00118768"
    },
    {
      "nct_id": "NCT02263079",
      "title": "A Study of Pegylated Interferon Alfa-2A in Combination With Lamivudine or Entecavir Compared With Untreated Control Group in Children With Hepatitis B Envelope Antigen (HBeAg)-Positive Chronic Hepatitis B (CHB) in the Immune-Tolerant Phase",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pediatric Immuno-Tolerant Chronic Hepatitis B"
      ],
      "interventions": [
        {
          "name": "Entecavir",
          "type": "DRUG"
        },
        {
          "name": "Lamivudine",
          "type": "DRUG"
        },
        {
          "name": "Pegylated Interferon Alfa-2A",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Hoffmann-La Roche",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "3 Years to 17 Years"
      },
      "enrollment_count": 62,
      "start_date": "2014-06-16",
      "completion_date": "2020-01-29",
      "has_results": true,
      "last_update_posted_date": "2020-08-24",
      "last_synced_at": "2026-09-27T07:21:13.110Z",
      "location_count": 3,
      "location_summary": "Kansas City, Missouri • New York, New York • Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Kansas City",
          "state": "Missouri"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02263079"
    },
    {
      "nct_id": "NCT01616524",
      "title": "Safety and Efficacy Study of Pegylated Interferon Lambda With and Without Daclatasvir, Compared to Pegylated Interferon Alfa, Plus Ribavirin in Subjects With Hepatitis C Genotype 2 and 3",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Hepatitis C Virus (HCV)"
      ],
      "interventions": [
        {
          "name": "Pegylated interferon lambda (pegIFNλ)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Pegylated interferon alfa-2a (pegIFNα-2a)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Ribavirin",
          "type": "DRUG"
        },
        {
          "name": "Daclatasvir",
          "type": "DRUG"
        },
        {
          "name": "Placebo matching Daclatasvir",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "Bristol-Myers Squibb",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 880,
      "start_date": "2012-07",
      "completion_date": "2014-09",
      "has_results": false,
      "last_update_posted_date": "2015-10-09",
      "last_synced_at": "2026-09-27T07:21:13.110Z",
      "location_count": 18,
      "location_summary": "Phoenix, Arizona • San Diego, California • San Francisco, California + 12 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01616524"
    },
    {
      "nct_id": "NCT01185028",
      "title": "A Safety and Tolerability Study of Nitazoxanide in HIV-HCV Treatment Failures",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Hepatitis C Infection",
        "HIV Infection"
      ],
      "interventions": [
        {
          "name": "Nitazoxanide With Pegylated Interferon And Ribavirin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institutes of Health Clinical Center (CC)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 8,
      "start_date": "2010-08",
      "completion_date": "2011-10",
      "has_results": true,
      "last_update_posted_date": "2021-10-05",
      "last_synced_at": "2026-09-27T07:21:13.110Z",
      "location_count": 4,
      "location_summary": "Washington D.C., District of Columbia • Bethesda, Maryland",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01185028"
    },
    {
      "nct_id": "NCT01821963",
      "title": "Telaprevir Plus Standard of Care (SOC) in HCV Associated Hepatocellular Carcinoma (HCC)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Infection"
      ],
      "interventions": [
        {
          "name": "Pegylated Interferon Alfa 2a",
          "type": "DRUG"
        },
        {
          "name": "Ribavirin",
          "type": "DRUG"
        },
        {
          "name": "Telaprevir",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "69 Years",
        "sex": "ALL",
        "summary": "18 Years to 69 Years"
      },
      "enrollment_count": 1,
      "start_date": "2013-04",
      "completion_date": "2014-02",
      "has_results": true,
      "last_update_posted_date": "2020-09-24",
      "last_synced_at": "2026-09-27T07:21:13.110Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01821963"
    },
    {
      "nct_id": "NCT00456248",
      "title": "Infergen and Ribavirin Treatment of Patients With HCV Who Achieved Partial Response to Peginterferon-alfa and Ribavirin",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Hepatitis C"
      ],
      "interventions": [
        {
          "name": "Infergen and ribavirin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Kadmon Corporation, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 5,
      "start_date": "2007-02",
      "completion_date": "2007-10",
      "has_results": false,
      "last_update_posted_date": "2012-10-15",
      "last_synced_at": "2026-09-27T07:21:13.110Z",
      "location_count": 4,
      "location_summary": "Atlanta, Georgia • New Orleans, Louisiana • Harrisburg, North Carolina + 1 more",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "New Orleans",
          "state": "Louisiana"
        },
        {
          "city": "Harrisburg",
          "state": "North Carolina"
        },
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00456248"
    }
  ]
}