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
Chronic Hepatitis C Infection

About this trial
This is an interventional treatment trial for Chronic Hepatitis C Infection focused on measuring Hepatitis C, HCV, Rapid Virologic Response, Sustained Virologic Response, Direct Acting Antiviral, Combination Therapy, HCV RNA, Polymerase inhibitor, Protease inhibitor, Treatment naïve, GS-9190, GS-9256
Eligibility Criteria
Inclusion Criteria:
- Adult subjects 18 to 70 years of age
 - Chronic HCV infection for at least 6 months prior to Baseline (Day 1)
 - Liver biopsy results (performed no more than 2 years prior to Screening) indicating the absence of cirrhosis
 - Monoinfection with HCV genotype 1a or 1b
 - HCV treatment-naïve
 - Body mass index (BMI) between 18 and 36 kg/m2
 - Creatinine clearance >/= 50 mL/min
 - Subject agrees to use highly effective contraception methods if female of childbearing potential or sexually active male.
 - Screening laboratory values within defined thresholds for ALT, AST, leukopenia, neutropenia, anemia, thrombocytopenia, thyroid stimulating hormone (TSH), potassium, magnesium
 
Exclusion Criteria:
- Autoimmune disease
 - Decompensated liver disease or cirrhosis
 - Poorly controlled diabetes mellitus
 - Severe psychiatric illness
 - Severe chronic obstructive pulmonary disease (COPD)
 - Serological evidence of co-infection with human immunodeficiency virus (HIV), hepatitis B virus (HBV), or another HCV genotype
 - Suspicion of hepatocellular carcinoma or other malignancy (with exception of certain skin cancers)
 - History of hemoglobinopathy
 - Known retinal disease
 - Subjects who are immunosuppressed
 - Subjects with known, current use of amphetamines, cocaine, opiates (i.e., morphine, heroin), methadone, or ongoing alcohol abuse
 - Subjects who are on or are expected to be on a potent cytochrome P450 (CYP) 3A4 or Pgp inhibitor, or a QT prolonging medication within 2 weeks of Baseline (Day 1) or during the study
 - Subjects must have no history of clinically significant cardiac disease, including a family history of Long QT syndrome, and no relevant electrocardiogram (ECG) abnormalities at screening
 
Sites / Locations
- Mayo Clinic
 - Advanced Clinical Research Institute
 - Scripps Clinic
 - Cedars-Sinai Medical Center
 - Medical Associates Research Group
 - Kaiser Permanente
 - California Pacific Medical Center
 - South Denver Gastroenterology
 - University of Florida
 - University of Miami Center for Liver Diseases
 - Orlando Immunology Center
 - Bach and Godofsky Infectious Diseases
 - Atlanta Gastroenterology Associates
 - Emory University, Infectious Disease Clinic
 - Northwestern Memorial Hospital
 - Indiana University
 - Gastroenterology Associates, LLC
 - Johns Hopkins University
 - Beth Israel Deaconess Medical Center
 - Henry Ford Health System
 - Southwest CARE Center
 - North Shore University Hospital
 - Concorde Medical Group
 - Cornell University Gastroenterology & Hepatology
 - Mount Sinai Medical Center
 - Duke University Medical Center
 - University Hospitals Case Medical Center
 - University Gastroenterology
 - Memphis Gastroenterology Group
 - The North Texas Research Institute
 - UT Southwestern Medical Center at Dallas
 - Alamo Medical Research
 - Metropolitan Research
 - Liver Institute of Virginia, Bon Secours
 - Digestive and Liver Disease Specialists
 - Virginia Mason Medical Center, Digestive Disease Institute
 - Medizinische Universität Graz
 - LKH Innsbruck
 - Krankenhaus der Elisabethinen Linz GmbH
 - AKH der Stadt Wien
 - Wilhelminenspital der Stadt Wien
 - SGS - Clinical Pharmacology Unit Antwerpen
 - ULB Erasme
 - UCL Saint Luc
 - UZ Antwerp
 - CHU Sart Tilman
 - Heritage Medical Research Clinic
 - University of Alberta, Division of Gastroenterology
 - Downtown ID Clinic
 - Gordon & Leslie Diamond Health Care Centre
 - GI Research Institute
 - John Buhler Research Centre
 - London Health Sciences Centre
 - Ottawa Hospital, Division of Infectious Diseases
 - Toronto General Hospital
 - Toronto Western Hospital
 - University Hospital Brno
 - Melnik Hospital
 - University Hospital Plzen
 - Klinmed, s.r.o.
 - Institute of Clinic and Experimental Medicine
 - Association of Physicians for Infection Diseases
 - Beaujon Hospital
 - Henri Mondor Hospital
 - Claude Huriez Hospital
 - Hotel Dieu Hospital
 - Saint Joseph Hospital
 - Nancy University Hospital Center
 - Charite University Medicine
 - University Hospital Bonn
 - University Hospital Essen
 - Klinikum der Johann Wolfgang Goethe-Universität
 - University Hospital Freiburg
 - Ifi - Institut fuer Interdisziplinaere Medizin - Studien und Projekte GmbH
 - Medizinische Hochschule Hannover
 - University hospital Heidelberg
 - University Hospital Leipzig
 - Johannes Gutenberg University Hospital
 - Ludwig-Maximilians-University Munich
 - Epatologia, Azienda Ospedaliero "Spedali Civili"
 - U.O. Gastroenterologia 1 - Fondazione IRCCS Ca' Granda Ospedale Maggiore Policlinico
 - Medicina Generale - Azienda Ospedaliera di Padova
 - U. O. C. di Gastroenterologia - Azienda Ospedaliero-Universitaria Policlinico Paolo Giaccone
 - Unità di Malattie Infettive ed Epatologia, Azienda Ospedaliero-Universitaria
 - Gastroepatologia - Azienda Ospedaliero-Universitaria S. Giovanni Battista
 - Wojewodzki Szpital Specjalistyczny im. K. Dluskiego Oddzial Obserwacyjno-Zakazny
 - Wojewodzki Szpital Obserwacyjno-Zakazny im. Tadeusza Browicza Oddział Obserwacyjno-Zakazny
 - Szpital Specjalistyczny w Chorzowie
 - Niepubliczny Zaklad Opieki Zdrowotnej "Pol-SaNa-Med" Spolka z ograniczona odpowiedzialnoscia
 - Wojewodzki Szpital Zespolony w Kielcach
 - Samodzielny Publiczny Zaklad Opieki Zdrowotnej Szpital Uniwersytecki w Krakowie
 - Wojewodzki Specjalistyczny Szpital im. Dr Wl. Bieganskiego w Lodzi
 - Samodzielny Publiczny Szpital Kliniczny nr 1 w Lublinie
 - Radomski Szpital Specjalistyczny im. Dr Tytusa Chalubinskiego Oddzial obserwacyjno-zakazny z odcinkiem jednego dnia leczenia chorob watroby
 - Samodzielny Publiczny Wojewodzki Szpital Zespolony w Szczecinie
 - Samodzielny Publiczny Zaklad Opieki Zdrowotnej Wojewodzki Szpital Zakazny Oddzial Dzienny
 - Samodzielny Publiczny Zaklad Opieki Zdrowotnej Wojewodzki Szpital Zakazny Oddział X
 - Centralny Szpital Kliniczny Ministerstwa Spraw Wewnetrznych i Administracji w Warszawie
 - EMC Instytut Medyczny S.A.
 - Hospital Universitari Vall d'Hebrón
 - Hospital Clínico Universitario San Cecilio
 - Hospital Universitario Ramón y Cajal
 - Hospital Universitario Puerta de Hierro Majadahonda
 - Hospital Universitario Ntra. Sra. de Valme
 - Hospital General Universitario de Valencia
 - Queen Elizabeth Hospital
 - North Manchester General Hospital
 - Royal Liverpool University Hospital
 - Barts and The London Hospital
 - University College London Hospital
 - Kings College Hospital
 - Chelsea and Westminster Hospital
 - Institute of Cellular Medicine (Hepatology)
 - Derriford Hospital
 
Arms of the Study
Arm 1
Arm 2
Arm 3
Experimental
Experimental
Placebo Comparator
Arm 1
Arm 2
Arm 3
GS-9190 and GS-9256 in combination with Pegasys® and Copegus® for 16 or 24 weeks; Pegasys® and Copegus® may be continued for up to 48 weeks total duration depending on individual response to therapy
GS-9256 (active) and placebo matching GS-9190 in combination with Pegasys® and Copegus® for 24 weeks; Pegasys® and Copegus® may be continued for up to 48 weeks total duration depending on individual response to therapy
Placebo matching GS-9190 and placebo matching GS-9256 in combination with Pegasys® and Copegus® for 24 weeks; Pegasys® and Copegus® will be continued for up to 48 weeks total duration