Sofosbuvir + Ribavirin for 12 or 16 Weeks in Treatment Experienced Subjects With Chronic Genotype 2 or 3 HCV Infection (FUSION)
Public ClinicalTrials.gov record NCT01604850. 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.
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 3, Multicenter, Randomized, Double-Blind, Study to Investigate the Efficacy and Safety of GS-7977 + Ribavirin for 12 or 16 Weeks in Treatment Experienced Subjects With Chronic Genotype 2 or 3 HCV Infection
Study identification
- NCT ID
- NCT01604850
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 3
- Lead sponsor
- Gilead Sciences
- Industry
- Enrollment
- 202 participants
Conditions and interventions
Conditions
Interventions
- SOF Drug
- RBV Drug
- Placebo to match SOF Drug
- Placebo to match RBV Drug
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
- May 31, 2012
- Primary completion
- Jan 31, 2013
- Completion
- Apr 30, 2013
- Last update posted
- May 27, 2014
2012 – 2013
United States locations
- U.S. sites
- 51
- U.S. states
- 23
- U.S. cities
- 44
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| SCTI Research Foundation | Coronado | California | 92118 | — |
| Kaiser Permanente | Los Angeles | California | 90027 | — |
| Peter J. Ruane, MD, Inc. | Los Angeles | California | 90036 | — |
| Anthony Mills MD, Inc. | Los Angeles | California | 90069 | — |
| UCSD Antiviral Research Center | San Diego | California | 92103 | — |
| Medical Associates Research Group, Inc. | San Diego | California | 92123 | — |
| Kaiser Permanente | San Diego | California | 92154 | — |
| Quest Clinical Research | San Francisco | California | 94115 | — |
| University of Colorado | Aurora | Colorado | 80045 | — |
| South Denver Gastroenterology, PC | Englewood | Colorado | 80113 | — |
| Whitman Walker Clinic | Washington D.C. | District of Columbia | 20009 | — |
| University of Florida | Gainesville | Florida | 32610-0277 | — |
| Borland-Groover Clinic Baptist | Jacksonville | Florida | 32256 | — |
| University of Miami | Miami | Florida | 33136 | — |
| Advanced Research Institute | New Port Richey | Florida | 34653 | — |
| Orlando Immunology Center (ACH) | Orlando | Florida | 32803-1851 | — |
| Internal Medicine Specialists | Orlando | Florida | 32806 | — |
| South Florida Center of Gastroenterology, P.A. | Wellington | Florida | 33414 | — |
| Digestive Healthcare of Georgia | Atlanta | Georgia | 30309 | — |
| Gastrointestinal Specialists of Georgia, PC | Marietta | Georgia | 30060 | — |
| Indianapolis Gastroenterology Research Foundation | Indianapolis | Indiana | 46237 | — |
| Graves-Gilbert Clinic | Bowling Green | Kentucky | 42101 | — |
| Gastroenterology Associates, LLC | Baton Rouge | Louisiana | 70809 | — |
| Johns Hopkins University | Lutherville | Maryland | 21093 | — |
| Massachusetts General Hospital | Boston | Massachusetts | 02114-2696 | — |
| Beth Israel Deaconess Medical Center | Boston | Massachusetts | 02115 | — |
| The Research Institute | Springfield | Massachusetts | 01105 | — |
| Henry Ford Health System | Novi | Michigan | 48377 | — |
| Minnesota Gastroenterology, P.A. | Minneapolis | Minnesota | 55414 | — |
| Kansas City Gastroenterology and Hepatology | Kansas City | Missouri | 64131 | — |
| Comprehensive Clinical Research | Berlin | New Jersey | 08009 | — |
| ID Care | Hillsborough | New Jersey | 08844 | — |
| Southwest C.A.R.E. Center | Santa Fe | New Mexico | 87505 | — |
| Binghamton Gastroenterology Associates | Binghamton | New York | 13903 | — |
| Mount Sinai School of Medicine | New York | New York | 10029 | — |
| Asheville Gastroenterology Associates, P.A. | Asheville | North Carolina | 28801 | — |
| Duke University Medical Center | Durham | North Carolina | 27710 | — |
| Digestive Health Specialists, PA | Winston-Salem | North Carolina | 27103 | — |
| University of Pennsylvania | Philadelphia | Pennsylvania | 19104 | — |
| University Gastroenterology | Providence | Rhode Island | 02905 | — |
| The Miriam Hospital | Providence | Rhode Island | 02906 | — |
| Gastro One | Germantown | Tennessee | 38138 | — |
| Nashville Gastrointestinal Specialists, Inc | Nashville | Tennessee | 37211 | — |
| Texas Clinical Research Institute, LLC | Arlington | Texas | 76012 | — |
| Southwest Infectious Disease Clinical Research, Inc. | Dallas | Texas | 75219 | — |
| Alamo Medical Research | San Antonio | Texas | 78215 | — |
| Metropolitan Research | Fairfax | Virginia | 22031 | — |
| Inova Fairfax Hospital Center for Liver Diseases | Falls Church | Virginia | 22042 | — |
| Digestive and Liver Disease Specialists | Norfolk | Virginia | 23502 | — |
| Bon Secours St. Mary's Hospital of Richmond, Inc. | Richmond | Virginia | 23226 | — |
| 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 16 non-U.S. sites.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT01604850, 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 May 27, 2014 · Synced Jun 26, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT01604850 live on ClinicalTrials.gov.