Independent directory Public ClinicalTrials.gov records United States
ClinicalTrials.gov record
Completed Phase 2 Interventional Results available

Safety and Efficacy of Sofosbuvir + Velpatasvir With or Without Ribavirin in Treatment-Naive Adults With Chronic HCV Infection

ClinicalTrials.gov ID: NCT01858766

Public ClinicalTrials.gov record NCT01858766. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Sep 3, 2026, 3:56 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Phase 2, Multicenter, Randomized, Open-Label Study to Investigate the Safety and Efficacy of Sofosbuvir + GS-5816 for 12 Weeks in Treatment-Naive Subjects With Chronic HCV Infection

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

The primary objectives of this study are to evaluate the antiviral efficacy, safety, and tolerability of sofosbuvir (SOF) + velpatasvir (VEL; GS-5816) with or without ribavirin (RBV) in treatment-naive adults with chronic genotype (GT) 1, 2, 3, 4, 5, or 6 hepatitis C virus (HCV) infection.

Study identification

NCT ID
NCT01858766
Recruitment status
Completed
Study type
Interventional
Phase
Phase 2
Lead sponsor
Gilead Sciences
Industry
Enrollment
379 participants

Conditions and interventions

Conditions

Interventions

Drug

Eligibility (public fields only)

Age range
18 Years and older
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Mar 31, 2013
Primary completion
Apr 30, 2014
Completion
Jul 31, 2014
Last update posted
Nov 13, 2018

2013 – 2014

United States locations

U.S. sites
50
U.S. states
19
U.S. cities
41
Facility City State ZIP Site status
UCSD La Jolla California 92037
University of California San Diego Medical Center La Jolla California 92093
VA Long Beach Healthcare System Long Beach California 90822
Los Angeles Medical Center Los Angeles California 90027
Ruane Peter J MD Incorporated Los Angeles California 90036
Cedars Sinai Medical Center Los Angeles California 90048
National Research Institute Los Angeles California 90057
Huntington Medical Research Institutes Liver Center Pasadena California 91105
Kaiser Permanente Medical Grp San Diego California 92120
Medical Associates Research Group, Inc. San Diego California 92123
Kaiser Permante San Francisco California 94080
University of Colorado Denver Colorado 80220
University of Florida Center for Clinical Trials Research Gainesville Florida 32610
Borland-Groover Clinic Jacksonville Florida 32216
University of Miami Miami Florida 33136
Orlando Immunology Center Orlando Florida 32803
Tampa General Hospital Tampa Florida 33606
South Florida Center of Gastroenterology, P.A Wellington Florida 33414
Center For Hepatitis C/Atlanta Medical Center Atlanta Georgia 30344
Gastrointestinal Specialists of Georgia, PC Marietta Georgia 30060
Northwestern University Chicago Illinois 60611
Indiana University School of Medicine Indianapolis Indiana 46202
Indianapolis Gastroenterology & Hepatology, Inc.- ARC Indianapolis Indiana 46237
Mercy Medical Ctr Baltimore Maryland 21202
Johns Hopkins University Baltimore Maryland 21287
Massachusetts General Hospital Boston Massachusetts 02114
Beth Israel Deaconess Medical Center Boston Massachusetts 02215
Henry Ford Health System Detroit Michigan 48202
ID Care Hillsborough New Jersey 08844
Southwest C.A.R.E. Center Santa Fe New Mexico 87505
North Shore/Long Island Jewish PRIME Lake Success New York 11041
Weill Cornell Medical College-New York Presbyterian Hospital New York New York 10021
Asheville Gastroenterology Associates, P.A. Asheville North Carolina 28801
Duke University Medical Center Durham North Carolina 27710
Cumberland Research Associates, LLC Fayetteville North Carolina 28303
Digestive Health Specialists, PA Winston-Salem North Carolina 27103
University of Pennsylvania Health System Philadelphia Pennsylvania 19104
UPMC Center For Liver Diseases Pittsburgh Pennsylvania 15213
VA Pittsburgh Healthcare System Pittsburgh Pennsylvania 15240
University Gastroenterology Providence Rhode Island 02905
Gastro One Germantown Tennessee 38138
Nashville Gastrointestinal Specialists Inc. Nashville Tennessee 37211
Texas Clinical Research Institute, LLC Arlington Texas 76012
Methodist Transplant Physicians Dallas Texas 75203
Alamo Medical Research, LTD d/b/a American Research Corporation San Antonio Texas 78215
Metropolitan Research Fairfax Virginia 22031
INOVA Institute of Research & Education Falls Church Virginia 22042
The Liver Institute of Virginia Newport News Virginia 23602
Digestive and Liver Disease Specialists, Ltd. Norfolk Virginia 23502
Virginia Mason Medical Center Seattle Washington 98101

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 1 non-U.S. site.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT01858766, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Nov 13, 2018 · Synced Sep 3, 2026

Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.

Open the official record

The complete protocol, eligibility criteria, and contact information for NCT01858766 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →