{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Pegylated+interferon+alfa-2a+%2B+Ribavirin&page=6",
    "query": {
      "intervention": "Pegylated interferon alfa-2a + Ribavirin",
      "page": 6
    },
    "page_size": 10
  },
  "pagination": {
    "page": 6,
    "page_size": 10,
    "total_count": 150,
    "total_pages": 15,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Pegylated+interferon+alfa-2a+%2B+Ribavirin&page=7&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Pegylated+interferon+alfa-2a+%2B+Ribavirin&page=5&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-14T19:13:22.951Z",
  "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": "NCT01225380",
      "title": "A Study of Response-Guided Duration of Combination Therapy With GS-9190, GS-9256, Pegasys® and Copegus® in Previously Untreated Subjects With Genotype 1 Chronic Hepatitis C",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Chronic Hepatitis C Infection"
      ],
      "interventions": [
        {
          "name": "GS-9190",
          "type": "DRUG"
        },
        {
          "name": "GS-9256",
          "type": "DRUG"
        },
        {
          "name": "Pegasys®",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Copegus®",
          "type": "DRUG"
        },
        {
          "name": "GS-9190 placebo",
          "type": "DRUG"
        },
        {
          "name": "GS-9256 placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL"
      ],
      "sponsor": "Gilead Sciences",
      "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": 324,
      "start_date": "2010-10",
      "completion_date": "2013-09",
      "has_results": false,
      "last_update_posted_date": "2014-01-28",
      "last_synced_at": "2026-10-14T19:13:22.951Z",
      "location_count": 36,
      "location_summary": "Phoenix, Arizona • Anaheim, California • La Jolla, California + 29 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01225380"
    },
    {
      "nct_id": "NCT00516321",
      "title": "Eltrombopag To Initiate And Maintain Interferon Antiviral Treatment To Subjects With Hepatitis C Related Liver Disease",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Hepatitis C, Chronic"
      ],
      "interventions": [
        {
          "name": "eltrombopag",
          "type": "DRUG"
        },
        {
          "name": "placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "GlaxoSmithKline",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 687,
      "start_date": "2007-10",
      "completion_date": "2011-05",
      "has_results": true,
      "last_update_posted_date": "2013-11-05",
      "last_synced_at": "2026-10-14T19:13:22.951Z",
      "location_count": 47,
      "location_summary": "Birmingham, Alabama • Tucson, Arizona • Little Rock, Arkansas + 40 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00516321"
    },
    {
      "nct_id": "NCT01057667",
      "title": "A Study of RO5024048 in Combination With Pegasys (Peginterferon Alfa-2a) and Copegus (Ribavirin) in Patients With Chronic Hepatitis C Genotype 1 or 4",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hepatitis C, Chronic"
      ],
      "interventions": [
        {
          "name": "RO5024048",
          "type": "DRUG"
        },
        {
          "name": "Ribavirin [Copegus]",
          "type": "DRUG"
        },
        {
          "name": "peginterferon alfa-2a [Pegasys]",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Hoffmann-La Roche",
      "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": 168,
      "start_date": "2010-02",
      "completion_date": "2012-04",
      "has_results": false,
      "last_update_posted_date": "2016-11-02",
      "last_synced_at": "2026-10-14T19:13:22.951Z",
      "location_count": 19,
      "location_summary": "La Jolla, California • Bradenton, Florida • Atlanta, Georgia + 14 more",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "Bradenton",
          "state": "Florida"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Honolulu",
          "state": "Hawaii"
        },
        {
          "city": "Honolulu",
          "state": "Hawaii"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01057667"
    },
    {
      "nct_id": "NCT01012895",
      "title": "Study to Determine the Effectiveness of Antiviral Combination Therapy to Treat Hepatitis C Virus (HCV) Infected Patients Who Have Previously Failed Standard of Care",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Chronic Hepatitis C"
      ],
      "interventions": [
        {
          "name": "BMS-790052",
          "type": "DRUG"
        },
        {
          "name": "BMS-650032",
          "type": "DRUG"
        },
        {
          "name": "Pegylated-interferon alfa-2a",
          "type": "DRUG"
        },
        {
          "name": "Ribavirin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Bristol-Myers Squibb",
      "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": 215,
      "start_date": "2009-12",
      "completion_date": "2014-02",
      "has_results": false,
      "last_update_posted_date": "2015-10-09",
      "last_synced_at": "2026-10-14T19:13:22.951Z",
      "location_count": 10,
      "location_summary": "Anaheim, California • Coronado, California • San Jose, California + 7 more",
      "locations": [
        {
          "city": "Anaheim",
          "state": "California"
        },
        {
          "city": "Coronado",
          "state": "California"
        },
        {
          "city": "San Jose",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01012895"
    },
    {
      "nct_id": "NCT01215643",
      "title": "Efficacy and Safety of Alisporivir Alone or Combined With RBV or PEG in Chronic Hepatitis C Genotype 2 and 3 Treatment-naïve Participants",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hepatitis C",
        "Chronic Pain"
      ],
      "interventions": [
        {
          "name": "Alisporivir",
          "type": "DRUG"
        },
        {
          "name": "Peginterferon alfa-2a",
          "type": "DRUG"
        },
        {
          "name": "Ribavirin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Debiopharm International SA",
      "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": 340,
      "start_date": "2010-10",
      "completion_date": "2012-05",
      "has_results": true,
      "last_update_posted_date": "2016-08-30",
      "last_synced_at": "2026-10-14T19:13:22.951Z",
      "location_count": 16,
      "location_summary": "La Jolla, California • San Diego, California • Ventura, California + 9 more",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Ventura",
          "state": "California"
        },
        {
          "city": "Honolulu",
          "state": "Hawaii"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01215643"
    },
    {
      "nct_id": "NCT00207311",
      "title": "Study for the Treatment of Significant Steatosis With Xenical Followed by Treatment of Hepatitis C With Pegasys/Copegus",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Fatty Liver",
        "Hepatitis C"
      ],
      "interventions": [
        {
          "name": "Xenical, Pegasys, Copegus",
          "type": "DRUG"
        },
        {
          "name": "Xenicare Program",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BEHAVIORAL"
      ],
      "sponsor": "Brooke Army Medical Center",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2005-08",
      "completion_date": "2009-05",
      "has_results": false,
      "last_update_posted_date": "2012-02-14",
      "last_synced_at": "2026-10-14T19:13:22.951Z",
      "location_count": 1,
      "location_summary": "Fort Sam Houston, Texas",
      "locations": [
        {
          "city": "Fort Sam Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00207311"
    },
    {
      "nct_id": "NCT01718158",
      "title": "Efficacy and Safety Evaluation of a Regimen Consisting of Peginterferon Lambda-1a + Ribavirin + Daclatasvir (Lambda + RBV + DCV) in HCV Genotype 1b Treatment naïve Patients or Prior Relapsers to Peginterferon Alfa + Ribavirin (Alfa + RBV) Therapy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Hepatitis C"
      ],
      "interventions": [
        {
          "name": "Peginterferon Lambda-1a",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Peginterferon Alfa-2a",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Ribavirin",
          "type": "DRUG"
        },
        {
          "name": "Daclatasvir",
          "type": "DRUG"
        },
        {
          "name": "Telaprevir",
          "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": 444,
      "start_date": "2013-01",
      "completion_date": "2014-10",
      "has_results": false,
      "last_update_posted_date": "2015-10-09",
      "last_synced_at": "2026-10-14T19:13:22.951Z",
      "location_count": 8,
      "location_summary": "Long Beach, California • Marietta, Georgia • New York, New York + 5 more",
      "locations": [
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "Marietta",
          "state": "Georgia"
        },
        {
          "city": "New York",
          "state": "New York"
        },
        {
          "city": "Poughkeepsie",
          "state": "New York"
        },
        {
          "city": "Allentown",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01718158"
    },
    {
      "nct_id": "NCT01482390",
      "title": "A Study of Mericitabine in Combination With Telaprevir and Peginterferon Alfa-2a / Ribavirin in Participants With Chronic Hepatitis C",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hepatitis C"
      ],
      "interventions": [
        {
          "name": "Ribavirin",
          "type": "DRUG"
        },
        {
          "name": "Mericitabine",
          "type": "DRUG"
        },
        {
          "name": "Peginterferon Alfa-2a",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        },
        {
          "name": "Telaprevir",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Hoffmann-La Roche",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 80,
      "start_date": "2011-11-30",
      "completion_date": "2014-01-31",
      "has_results": false,
      "last_update_posted_date": "2017-04-24",
      "last_synced_at": "2026-10-14T19:13:22.951Z",
      "location_count": 15,
      "location_summary": "Birmingham, Alabama • Long Beach, California • Sacramento, California + 12 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Long Beach",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01482390"
    },
    {
      "nct_id": "NCT01795911",
      "title": "Safety Study of Pegylated Interferon Lambda Plus Single or 2 Direct Antiviral Agents With Ribavirin",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hepatitis C"
      ],
      "interventions": [
        {
          "name": "Pegylated Interferon Lambda",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Ribasphere",
          "type": "DRUG"
        },
        {
          "name": "Daclatasvir",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DRUG"
      ],
      "sponsor": "Bristol-Myers Squibb",
      "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": 165,
      "start_date": "2013-03",
      "completion_date": "2014-09",
      "has_results": false,
      "last_update_posted_date": "2015-10-09",
      "last_synced_at": "2026-10-14T19:13:22.951Z",
      "location_count": 1,
      "location_summary": "San Antonio, Texas",
      "locations": [
        {
          "city": "San Antonio",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01795911"
    },
    {
      "nct_id": "NCT00983853",
      "title": "Safety and Efficacy of Telaprevir in Combination With Peginterferon Alfa-2a and Ribavirin in Subjects Co-Infected With Hepatitis C Virus (HCV) and HIV",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Hepatitis C",
        "HIV Infections"
      ],
      "interventions": [
        {
          "name": "telaprevir or matching placebo",
          "type": "DRUG"
        },
        {
          "name": "peginterferon alfa-2a",
          "type": "BIOLOGICAL"
        },
        {
          "name": "ribavirin (fixed dose)",
          "type": "DRUG"
        },
        {
          "name": "ribavirin (weight-based dose)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "BIOLOGICAL"
      ],
      "sponsor": "Vertex Pharmaceuticals Incorporated",
      "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": 62,
      "start_date": "2009-10",
      "completion_date": null,
      "has_results": true,
      "last_update_posted_date": "2013-10-10",
      "last_synced_at": "2026-10-14T19:13:22.951Z",
      "location_count": 11,
      "location_summary": "Beverly Hills, California • San Diego, California • San Francisco, California + 8 more",
      "locations": [
        {
          "city": "Beverly Hills",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Orlando",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00983853"
    }
  ]
}