{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Pegylated+Interferon&page=4",
    "query": {
      "intervention": "Pegylated Interferon",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 202,
    "total_pages": 21,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Pegylated+Interferon&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Pegylated+Interferon&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-09T20:38:17.895Z",
  "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": "NCT00539591",
      "title": "Phase II Study Incorporating Pegylated Interferon In the Treatment For Children With High-Risk Melanoma",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Malignant Melanoma"
      ],
      "interventions": [
        {
          "name": "Peginterferon alfa-2b",
          "type": "DRUG"
        },
        {
          "name": "Temozolomide",
          "type": "DRUG"
        },
        {
          "name": "Recombinant interferon alfa-2b",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "St. Jude Children's Research Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "Up to 21 Years"
      },
      "enrollment_count": 29,
      "start_date": "2008-05-09",
      "completion_date": "2031-05",
      "has_results": true,
      "last_update_posted_date": "2026-06-25",
      "last_synced_at": "2026-10-09T20:38:17.895Z",
      "location_count": 3,
      "location_summary": "San Diego, California • Memphis, Tennessee • Houston, Texas",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Memphis",
          "state": "Tennessee"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00539591"
    },
    {
      "nct_id": "NCT00100659",
      "title": "PEDS-C: Pegylated Interferon +/- Ribavirin for Children With Hepatitis C",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Chronic Hepatitis C"
      ],
      "interventions": [
        {
          "name": "Pegylated Interferon/ribavirin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": "18 Years",
        "sex": "ALL",
        "summary": "5 Years to 18 Years"
      },
      "enrollment_count": 114,
      "start_date": "2004-12",
      "completion_date": "2010-02",
      "has_results": true,
      "last_update_posted_date": "2018-10-24",
      "last_synced_at": "2026-10-09T20:38:17.895Z",
      "location_count": 11,
      "location_summary": "San Francisco, California • Denver, Colorado • Washington D.C., District of Columbia + 8 more",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Gainesville",
          "state": "Florida"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00100659"
    },
    {
      "nct_id": "NCT00078403",
      "title": "Pegylated Interferon Alfa-2a Maintenance Therapy and Liver Disease Progression in People Infected With Both HIV and Hepatitis C Virus (HCV)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "HIV Infections",
        "Hepatitis C",
        "Liver Disease"
      ],
      "interventions": [
        {
          "name": "Peginterferon alfa-2a",
          "type": "DRUG"
        },
        {
          "name": "Ribavirin",
          "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": 333,
      "start_date": "2004-07",
      "completion_date": "2009-02",
      "has_results": true,
      "last_update_posted_date": "2021-11-08",
      "last_synced_at": "2026-10-09T20:38:17.895Z",
      "location_count": 36,
      "location_summary": "Birmingham, Alabama • Los Angeles, California • Palo Alto, California + 23 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00078403"
    },
    {
      "nct_id": "NCT00134030",
      "title": "Combination Chemotherapy, PEG-Interferon Alfa-2b, and Surgery in Treating Patients With Osteosarcoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Localized Osteosarcoma",
        "Metastatic Osteosarcoma"
      ],
      "interventions": [
        {
          "name": "Cisplatin",
          "type": "DRUG"
        },
        {
          "name": "Doxorubicin Hydrochloride",
          "type": "DRUG"
        },
        {
          "name": "Etoposide",
          "type": "DRUG"
        },
        {
          "name": "Ifosfamide",
          "type": "DRUG"
        },
        {
          "name": "Methotrexate",
          "type": "DRUG"
        },
        {
          "name": "Peginterferon Alfa-2b",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Therapeutic Conventional Surgery",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL",
        "OTHER",
        "PROCEDURE"
      ],
      "sponsor": "Children's Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "5 Years",
        "maximum_age": "40 Years",
        "sex": "ALL",
        "summary": "5 Years to 40 Years"
      },
      "enrollment_count": 1334,
      "start_date": "2005-11-14",
      "completion_date": "2022-09-30",
      "has_results": true,
      "last_update_posted_date": "2023-06-07",
      "last_synced_at": "2026-10-09T20:38:17.895Z",
      "location_count": 186,
      "location_summary": "Birmingham, Alabama • Phoenix, Arizona • Tucson, Arizona + 132 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00134030"
    },
    {
      "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": "2026-10-09T20:38:17.895Z",
      "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": "NCT01259817",
      "title": "Pegylated Interferon Alfa-2a Salvage Therapy in High Risk Polycythemia Vera (PV) or Essential Thrombocythemia (ET)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "High Risk Polycythemia Vera",
        "High Risk Essential Thrombocythemia"
      ],
      "interventions": [
        {
          "name": "PEGASYS",
          "type": "DRUG"
        },
        {
          "name": "Aspirin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Ronald Hoffman",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 135,
      "start_date": "2011-09",
      "completion_date": "2016-12",
      "has_results": false,
      "last_update_posted_date": "2017-01-11",
      "last_synced_at": "2026-10-09T20:38:17.895Z",
      "location_count": 16,
      "location_summary": "Scottsdale, Arizona • Palo Alto, California • Washington D.C., District of Columbia + 10 more",
      "locations": [
        {
          "city": "Scottsdale",
          "state": "Arizona"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01259817"
    },
    {
      "nct_id": "NCT00703118",
      "title": "A Safety and Effectiveness Study of Telaprevir in Chronic, Genotype 1, Hepatitis C Patients That Failed Previous Standard Treatment",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Hepatitis C, Chronic"
      ],
      "interventions": [
        {
          "name": "Telaprevir",
          "type": "DRUG"
        },
        {
          "name": "Peg-IFN-alfa-2a",
          "type": "DRUG"
        },
        {
          "name": "Ribavirin",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Tibotec BVBA",
      "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": 663,
      "start_date": "2008-10",
      "completion_date": "2010-07",
      "has_results": true,
      "last_update_posted_date": "2014-01-22",
      "last_synced_at": "2026-10-09T20:38:17.895Z",
      "location_count": 31,
      "location_summary": "Birmingham, Alabama • Coronado, California • La Jolla, California + 28 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Coronado",
          "state": "California"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00703118"
    },
    {
      "nct_id": "NCT00984620",
      "title": "Short Term Treatment With BI 201335, Peginterferon-alpha 2a and Ribavirin in Hepatitis c Virus Genotype-1 Treatment-naïve Patients (SILEN-C3)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hepatitis C"
      ],
      "interventions": [
        {
          "name": "BI 201335",
          "type": "DRUG"
        },
        {
          "name": "Pegylated Interferon-alpha (IFN)",
          "type": "DRUG"
        },
        {
          "name": "Ribavirin (RBV)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Boehringer Ingelheim",
      "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": 160,
      "start_date": "2009-09",
      "completion_date": null,
      "has_results": true,
      "last_update_posted_date": "2015-09-07",
      "last_synced_at": "2026-10-09T20:38:17.895Z",
      "location_count": 6,
      "location_summary": "Tulepo, Mississippi • New York, New York • Germantown, Tennessee + 3 more",
      "locations": [
        {
          "city": "Tulepo",
          "state": "Mississippi"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Germantown",
          "state": "Tennessee"
        },
        {
          "city": "Jackson",
          "state": "Tennessee"
        },
        {
          "city": "Nashville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00984620"
    },
    {
      "nct_id": "NCT00085384",
      "title": "PEG-Interferon Alfa-2b in Treating Patients With Platinum-Resistant Ovarian Epithelial, Peritoneal, or Fallopian Tube Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Fallopian Tube Cancer",
        "Ovarian Cancer",
        "Peritoneal Cavity Cancer"
      ],
      "interventions": [
        {
          "name": "PEG-interferon alfa-2b",
          "type": "BIOLOGICAL"
        },
        {
          "name": "PEG-interferon alfa-2b",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "Female only"
      },
      "enrollment_count": 30,
      "start_date": "2002-07",
      "completion_date": "2007-04",
      "has_results": false,
      "last_update_posted_date": "2012-08-02",
      "last_synced_at": "2026-10-09T20:38:17.895Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00085384"
    },
    {
      "nct_id": "NCT04834401",
      "title": "Effect of Disease Modifying Therapy on Antibody Response to COVID19 Vaccination in Multiple Sclerosis",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Multiple Sclerosis",
        "Covid19"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "St. Barnabas 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": 45,
      "start_date": "2021-03-22",
      "completion_date": "2022-05-17",
      "has_results": false,
      "last_update_posted_date": "2022-08-18",
      "last_synced_at": "2026-10-09T20:38:17.895Z",
      "location_count": 1,
      "location_summary": "Livingston, New Jersey",
      "locations": [
        {
          "city": "Livingston",
          "state": "New Jersey"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04834401"
    }
  ]
}