Chronic Hepatitis CPhase 3NCT01625338
Open-Label Study of Sofusbuvir+Ribavirin With or Without Peginterferon Alfa-2a in Subjects With Chronic HCV Infection Who Participated in Prior Gilead HCV Studies
A Phase 3 study testing SOF, RBV and Peg-IFN in people with Chronic Hepatitis C, run by Gilead Sciences at 175 sites in 16 countries.
Trial summary
This study will evaluate the efficacy, safety, and tolerability of sofosbuvir (SOF; GS-7977) in combination with ribavirin (RBV) with or without pegylated interferon (Peg-IFN) in adults with chronic hepatitis C virus (HCV) infection who participated in a prior Gilead HCV study and have not achieved sustained virologic… Read more about this study
- Who is it for?
- Ages 18 years and older
- Conditions the study is for
- Chronic Hepatitis C
- What is being tested?
- SOF, RBV and Peg-IFN
- Type of treatment
- Pill or oral medicine, Injection or infusion
- Could I receive a placebo?
- No, everyone receives an active treatment
- How many people
- 534 participants
- Where
- 175 sitesin 16 countries
- Study dates
- Jun 2012to Dec 2014
- Phase
- Phase 3
- Are there results?
- Yes, posted in the registrySummary in the doctors' view
Key requirements
Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.
- Ages 18 years and older
- All sexes
- No healthy volunteers
- Adult, Older adult
Who may be able to join
- Infection with HCV
- Must have participated in a prior Gilead HCV study
- Use of highly effective contraception methods if female of childbearing potential or sexually active male
- Eligible patients include those in the following
- received placebo or Peg-IFN+RBV in a control arm
- previously participated in a Gilead-sponsored HCV study and did not attain sustained virologic response 24 weeks after discontinuation of therapy (SVR24) on a regimen containing:
- Sofosbuvir+RBV
- Peg-IFN and/or RBV in combination with one or more Gilead investigational direct-acting agents
Who cannot join
- Pregnant or nursing female or male with pregnant female partner
- Current or prior history of clinical hepatic decompensation
- Infection with hepatitis B virus (HBV) or human immunodeficiency virus (HIV)
- Chronic use of systemically administered immunosuppressive agents
- Active drug abuse
- Use of any prohibited concomitant medications
Trial locations and contacts
175 sites in 16 countries.
175 sites in 16 countries
United States67 sites
Texas Clinical Research Institute, LLC
Arlington, Texas, 76012
Clinical Study Center of Asheville, LLC
Asheville, North Carolina, 28801
Atlanta Gastroenterology Associates, LLC
Atlanta, Georgia, 30308
Digestive Healthcare of Georgia
Atlanta, Georgia, 30309
University of Colorado Hospital
Aurora, Colorado, 80045
Franco Felizarta, MD
Bakersfield, California, 93301
Digestive Disease Associates, PA
Baltimore, Maryland, 21229
Binghamton Gastroenterology Associates, PC
Binghamton, New York, 13903
University of Alabama at Birmingham
Birmingham, Alabama, 35294
Massachusetts General Hospital
Boston, Massachusetts, 02114
Beth Israel Deaconess Medical Center
Boston, Massachusetts, 02215
Pointe West Infectious Diseases d/b/a Bach and Godofsky Infectious Diseases
Bradenton, Florida, 34209
University of North Carolina
Chapel Hill, North Carolina, 27599
Arrowhead Regional Medical Center
Colton, California, 92324
Southern California Transplantation Institute, Research Foundation Liver Center
Coronado, California, 92118
Annette C. and Harold C. Simmons Transplant Center
Dallas, Texas, 75246
Henry Ford Health System
Detroit, Michigan, 48202
Duke University Medical Center
Durham, North Carolina, 27710
South Denver Gastroenterology, PC
Englewood, Colorado, 80113
Metropolitan Research
Fairfax, Virginia, 22031
Inova Fairfax Hospital
Falls Church, Virginia, 22042
University of Florida
Gainesville, Florida, 32610
Gastro One
Germantown, Tennessee, 38138
Memphis Gastroenterology Group, PC
Germantown, Tennessee, 38138
ID Care, Inc.
Hillsborough, New Jersey, 08844
Research Specialists of Texas
Houston, Texas, 77030
Indianapolis Gastroenterology Research Foundation
Indianapolis, Indiana, 46237
Borland-Groover Clinic
Jacksonville, Florida, 32256
Kansas City Gastroenterology and Hepatology
Kansas City, Missouri, 64131
eStudy Site
La Mesa, California, 91942
Kaiser Permanente
Los Angeles, California, 90027
Lightsource Medical/Peter J. Ruane MD, Inc.
Los Angeles, California, 90036
California Liver Institute
Los Angeles, California, 90048
Anthony Mills MD, Inc.
Los Angeles, California, 90069
Johns Hopkins University
Lutherville, Maryland, 21093
North Shore University Hospital
Manhasset, New York, 11030
Gastointestinal Specialists of Georgia, PC
Marietta, Georgia, 30060
University of Miami Center for Liver Diseases
Miami, Florida, 33136
Nashville Medical Research Institute
Nashville, Tennessee, 37211
Weill Cornell Medical College
New York, New York, 10021
Mount Sinai School of Medicine
New York, New York, 10029
Bon Secours Saint Mary's Hospital of Richmond
Newport News, Virginia, 23602
Digestive and Liver Disease Specialists
Norfolk, Virginia, 23502
Orlando Clinical
Novi, Michigan, 48377
eStudySite
Oceanside, California, 92056
Orlando Immunology Center
Orlando, Florida, 32803
Internal Medicine Specialists
Orlando, Florida, 32806
Hospital of the University of Pennsylvania
Philadelphia, Pennsylvania, 19104
University of Pittsburgh
Pittsburgh, Pennsylvania, 15261
University Gastroenterology
Providence, Rhode Island, 02905
University of California Davis Medical Center
Sacramento, California, 95817
Minnesota Gastroenterology, P.A.
Saint Paul, Minnesota, 55114
Alamo Medical Research
San Antonio, Texas, 78215
University of California
San Diego, California, 92103
Resarch and Education, Inc.
San Diego, California, 92105
Medical Associates Research Group
San Diego, California, 92123
Kaiser Permanente
San Diego, California, 92154
Quest Clinical Research
San Francisco, California, 94115
Virginia Mason Medical Center
Seattle, Washington, 98111
Infectious Disease and The Research Institute
Springfield, Massachusetts, 01105
Carolinas Center for Liver Disease
Statesville, North Carolina, 28677
AGA Clinical Research Associates, LLC
Township, New Jersey, 08234
Advanced Research Institute
Trinity, Florida, 34655
The Gastroenterology Group of South Jersey
Vineland, New Jersey, 08360
Whitman-Walker Health
Washington D.C., District of Columbia, 20009
South Florida Center of Gastroenterology, PA.
Wellington, Florida, 33414
Digestive Health Specialists, PA
Winston-Salem, North Carolina, 27103
Germany16 sites
Leber- und Studienzentrum am Checkpoint
Berlin, 10969
Campus Virchow Klinikum
Berlin, 13353
Universitätsklinikum Bonn
Bonn, 53127
Universitätsklinikum Düsseldorf
Düsseldorf, 40225
Klinikum und Fachbereich Medizin Johann Wolfgang Goethe-Universität Frankfurt am Main
Frankfurt am Main, 60590
PraxisZentrum für Gastroenterologie und Endokrinologie
Freiburg im Breisgau, 79098
Asklepios Klinik Sankt Georg Hamburg
Hamburg, 20099
Universitätsklinikum Hamburg Eppendorf
Hamburg, 20246
Medizinische Hochschule Hannover
Hanover, 30625
Medizinische Universitätsklinik IV (Krehl Klinik) Abt. Gastroenterologie und Infektionskrankheiten
Heidelberg, 69120
Gastroenterologische Gemeinschaftspraxis
Herne, 44623
Leberstudienzentrum Kiel
Kiel, 24146
Universitätsklinikum Leipzig
Leipzig, 04103
Klinikum der Universität München
Munich, 81377
Centrum fur Interdisziplinare Medizin
Münster, 48143
Universitatsklinikum Wurzburg
Würzburg, 97080
Australia15 sites
Royal Adelaide Hospital
Adelaide, South Australia, 5000
Canberra Hospital
Australian Capital Territory, 2605
Concord Repatriation General Hospital
Concord, New South Wales, 2139
St. Vincent's Hospital
Fitzroy, 3065
B2 Clinic
Fremantle, Western Australia, 6160
Gallipoli Medical Research Foundation
Greenslopes, Queensland, 4120
Austin Hospital
Heidelberg, Victoria, 3084
Royal Brisbane & Women's Hospital
Herston, QLD 4029
St George Hospital
Kogarah, 2217
Monash Medical Centre
Melbourne, Victoria, 3168
Royal Prince Alfred Hospital, Camperdown
NSW, 2050
Royal Perth Hospital
Perth Western Australia, 6000
Princess Alexandra Hospital
State of Queensland, 4102
Box Hill Hospital
Victoria, 3128
Westmead Hospital
Westmead, New South Wales, 2145
France14 sites
Centre Hospitalier Universitaire de Clermont-Ferrand
Clermont-Ferrand, 63003
CHU Estaing
Clermont-Ferrand, 63003
Hôpital Beaujon
Clichy, 92110
Hôpital Henri Mondor
Créteil, 94010
Hôpital Claude Huriez- Service d'Hépato-Gastroentérologie
Lille, 59037
Hôpital Saint Joseph
Marseille, 13285
Hopital Saint Eloi
Montpellier, 34295
Service Hepatologie
Nice, 06200
Hôpital Saint-Antoine
Paris, 75571
Groupe Hospitalier Pitié-Salpétrière
Paris, 75651
Hôpital Haut-Lévêque, CHU Bordeaux
Pessac, 33604
Centre Hospitalier Universitare de Rennes, Hôpital Pontchaillou
Rennes, 35033
Centre Hospitalier Universitaire de Strasbourg
Strasbourg, 67091
Hopital de I'Archet 2
Vandœuvre-lès-Nancy, 54511
Canada12 sites
University of Calgary
Calgary, Alberta, T2N 4Z6
University of Alberta Hospital
Edmonton, Alberta, T6G 2B7
Hopital St. Luc
Montreal, Quebec, H2X 3J4
Mount Sinai Hospital
Toronto, Ontario, M5G 1X5
Toronto Western Hospital
Toronto, Ontario, M5G 2C4
Toronto Western Hospital
Toronto, Ontario, M5T 2S8
Toronto Liver Centre
Toronto, Ontario, M6H 3M1
Vancouver Infectious Disease Research and Care Centre
Vancouver, British Columbia, V6Z 2C7
Gastrointestinal Research Institute (GIRI)
Vancouver, British Columbia, V6Z 2K5
Gordon & Leslie Diamond Health Care Centre
Vancouver, BC V5Z 1M9
Toronto Digestive Diseases Associates, Inc
Vaughan, Ontario, L4L 4Y7
John Buhler Research Center
Winnipeg, Manitoba, R3A1R9
Italy10 sites
Ospedale S. Annunziata
Florence, 50011
Ente Ospedaliero Ospedali Galliera di Genova
Genoa, 16128
Azienda Ospedaliera Ospedale Niguarda Ca' Granda
Milan, 20162
Fondazione IRCCS CA Granada - Ospedale Maggiore Policlinico
Milan, 20122
Azienda Ospedaliera de Padova
Padova, 35128
Azienda Ospedaliero Universitaria di Parma
Parma, 43126
Fondazione PTV - Policlinico Tor Vergata
Roma, 00133
I.N.M.I L. Spallanzani IRCCS
Rome, 00149
Casa Sollievo della Sofferenza Hospital
San Giovanni Rotonda, Foggia, 71013
Azienda Ospedaliero Universitaria S. Giovanni Battista di Torino
Turin, 10126
United Kingdom9 sites
University of Birmingham
Birmingham, B15 2TH
Southampton University Hospital
Hampshire, SO16 6YD
London Royal Hospital, GHU
London, E1 1BB
King's College Hospital
London, SE5 9RS
Chelsea and Westminster Hospital NHS Foundation Trust
London, SW10 9NH
Royal Free Hospital and University College London Hospital
London, UK NW3 2QG
North Manchester General Hospital
Manchester, M8 5RB
Nottingham University Hospitals-NHS
Nottingham, NG7 2UH
The Liver Unit
Paddington, London, W2 1NY
New Zealand7 sites
Auckland City Hospital
Auckland, 11142
Christchurch Hospital
Christchurch, Christchurch, 8011
Dunedin Hospital
Dunedin, 9016
Auckland Clinical Studies
Grafton, Auckland, 1010
Waikato Hospital
Hamilton, 3240
Wellington Hospital
Newtown, WGN, 6021
Tauranga Hospital
Tauranga, BOP, 3143
Spain7 sites
Hospital Casa de la Maternidad
Barcelona, 08036
Hospital Vall d'Hebron
Barcelona, 8035
Hospital Carlos III
Madrid, 28029
Hospital Puerta de Hierro Majadahonda
Majadahonda, 28220
Hospital Clinico Universitario Virgen de la Victoria
Málaga, 29010
Hospital Universitario Nuestra Señora de Valme
Seville, 41014
Hospital General Universitario de Valencia
Valencia, 46010
Poland5 sites
Klinika Chorob Zakaznych i Hep
Bialystok, 15-540
Oddzial Kliniczny Chorob Zakaznych
Chorzów, 41-500
WSSzpital im.Dr.Wj.Bieganskieg
Lodz, 91-347
ID Clinic
Mysłowice, 41-400
Sp Zoz Wojewódzki Szpital
Warsaw, 01-201
Austria3 sites
Medizinische Universität Graz
Graz, 8036
Medizinische Universität Wien
Vienna, 1090
Wilhelminenspital
Vienna, 1160
Netherlands3 sites
Academisch Medisch Centrum
Amsterdam, 1105 AZ
Radboud University Nijmegen Medical Centre (UMC St Radboud)
Nijmegen, 6525 GA
Academic Hospital Rotterdam Erasmus Medical Center
Rotterdam, 3015 CE
Sweden3 sites
Sahlgrenska University Hospital
Gothenburg, 41685
Skånes Universitetssjukhus, Malmö
Malmö, 20502
Karolinska University Hospital Huddinge
Stockholm, 141 86
Estonia2 sites
West Tallinn Central Hospital
Tallinn, 10617
Tartu University Hospital
Tartu, 51014
About this study
Official title: An Open-Label Study of GS-7977 + Ribavirin With or Without Peginterferon Alfa-2a in Subjects With Chronic HCV Infection Who Participated in Prior Gilead HCV Studies
This study will evaluate the efficacy, safety, and tolerability of sofosbuvir (SOF; GS-7977) in combination with ribavirin (RBV) with or without pegylated interferon (Peg-IFN) in adults with chronic hepatitis C virus (HCV) infection who participated in a prior Gilead HCV study and have not achieved sustained virologic response (SVR).
- Conditions
- Chronic Hepatitis C
- Being tested
- SOF, RBV, Peg-IFN
- Keywords
- HCV genotype 2 (GT-2), HCV genotype 3 (GT-3), HCV, Sustained Virologic Response, Direct Acting Antiviral, Combination Therapy, GS-7977, Ribavirin, Open Label
- Medical subject headings
- Hepatitis C, Chronic
What participants receive
What participants receive. In a randomised study each person is assigned to one group by chance.
SOFDrug
Also called Sovaldi®, GS-7977, PSI-7977
SOF 400 mg tablet administered orally once daily
RBVDrug
RBV tablets administered orally in a divided daily dose according to package insert weight-based dosing recommendations (< 75 kg = 1000 mg and ≥ 75 kg = 1200 mg)
Peg-IFNDrug
Peg-IFN 180 μg administered once weekly by subcutaneous injection
| Study group | Role | What they receive |
|---|---|---|
| SOF+RBV 12 Weeks | Experimental | SOF+RBV for 12 weeks Receives: Drug: SOF; Drug: RBV |
| SOF+RBV 24 Weeks | Experimental | SOF+RBV for 24 weeks Receives: Drug: SOF; Drug: RBV |
| SOF+RBV+Peg-IFN 12 Weeks | Experimental | SOF+RBV+Peg-IFN for 12 weeks Receives: Drug: SOF; Drug: RBV; Drug: Peg-IFN |
What is being measured
The primary outcome is the main question the study is designed to answer.
Percentage of Participants With Sustained Virologic Response (SVR) 12 Weeks After Discontinuation of Therapy (SVR12)
SVR12 was defined as HCV RNA < the lower limit of quantitation (LLOQ; ie, 25 IU/mL) at 12 weeks after stopping study treatment.
Measured: Posttreatment Week 12
Percentage of Participants Who Permanently Discontinued Any Study Drug Due to an Adverse Event
Measured: Up to 24 weeks
Secondary outcomes (3)
Percentage of Participants With SVR at 4 and 24 Weeks After Discontinuation of Therapy (SVR4 and SVR24)
SVR4 and SVR 24 were defined as HCV RNA < LLOQ at 4 and 24 weeks after stopping study treatment, respectively.
Measured: Posttreatment Weeks 4 and 24
Percentage of Participants With On-treatment Virologic Failure
On-treatment virologic failure was defined as
- Breakthrough (confirmed HCV RNA ≥ LLOQ after having previously had HCV RNA < LLOQ while on treatment), or
- Rebound (confirmed > 1 log10 IU/mL increase in HCV RNA from nadir while on treatment), or
- Non-response (HCV RNA persistently ≥ LLOQ through 8 weeks of treatment)
Measured: Up to 24 weeks
Percentage of Participants With Viral Relapse
Viral relapse was defined as HCV RNA ≥ LLOQ during the posttreatment period having achieved HCV RNA < LLOQ at end of treatment, confirmed with 2 consecutive values or last available posttreatment measurement.
Measured: Up to Posttreatment Week 24
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted21 Jun 2012 (estimated)
- Study startJun 2012
- Primary completionOct 2014
- Study completionDec 2014
Resources
- Official record on ClinicalTrials.govThe registry entry this page is built from, with its full change history.
- Posted resultsParticipant flow, outcome measures and adverse events reported by the sponsor.
- Other trials for Chronic Hepatitis CStudies of the same condition, open and under way.
- More trials run by Gilead SciencesThe sponsor's other registered studies.
- What the trial phases meanHow a treatment moves from first tests in people to approval.
More details
For doctors and researchers: how the study is designed, who runs it, and its registry IDs.
Study design
- Study type
- Interventional
- Phase
- Phase 3
- Primary purpose
- Treatment
- Allocation
- Non-randomised
- Intervention model
- Parallel groups
- Masking
- None (open label)
- Enrolment
- 534 participants (actual)
Sponsor and investigators
- Lead sponsor
- Gilead Sciences
- Sponsor type
- Industry (pharma, biotech, devices)
- Responsible party
- Sponsor
- Investigators
- Bittoo Kanwar, MD, Study director, Gilead Sciences
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT01625338
- Sponsor's protocol ID
- GS-US-334-0109
- Other IDs
- 2012-000571-16
- Status last verified
- Oct 2015
- First submitted
- 7 Jun 2012
- Last updated
- 9 Nov 2015
- Results posted
- Yes, on ClinicalTrials.gov
- Data monitoring committee
- Yes
Study at a glance
From the registry record, last updated by the sponsor on 9 Nov 2015. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- An Open-Label Study of GS-7977 + Ribavirin With or Without Peginterferon Alfa-2a in Subjects With Chronic HCV Infection Who Participated in Prior Gilead HCV Studies
- ClinicalTrials.gov ID
- NCT01625338
- Acronym / sponsor ID
- GS-US-334-0109
- Conditions
- Chronic Hepatitis C
- Keywords
- HCV genotype 2 (GT-2), HCV genotype 3 (GT-3), HCV, Sustained Virologic Response, Direct Acting Antiviral, Combination Therapy, GS-7977, Ribavirin
- Phase
- Phase 3
- Study type
- Interventional
- Recruitment status
- Completed
- Enrolment
- 534 participants (actual)
- Lead sponsor
- Gilead SciencesIndustry (pharma, biotech, devices)
- Study start
- Jun 2012
- Primary completion
- Oct 2014 (actual)
- Study completion
- Dec 2014 (actual)
- First posted
- 21 Jun 2012 (estimated)
- Results
- Posted 9 Nov 2015
Clinical summary
The research question as the sponsor registered it. This describes what the study plans to test, not what it found.
This study will evaluate the efficacy, safety, and tolerability of sofosbuvir (SOF; GS-7977) in combination with ribavirin (RBV) with or without pegylated interferon (Peg-IFN) in adults with chronic hepatitis C virus (HCV) infection who participated in a prior Gilead HCV study and have not achieved sustained virologic response (SVR).
Study design
- Primary purpose
- Treatment
- Allocation
- Non-randomised
- Intervention model
- Parallel groups
- Masking
- None (open label)
- Number of arms
- 3
| Arm | Type | Receives |
|---|---|---|
| SOF+RBV 12 Weeks | Experimental | Drug: SOF, Drug: RBVSOF+RBV for 12 weeks |
| SOF+RBV 24 Weeks | Experimental | Drug: SOF, Drug: RBVSOF+RBV for 24 weeks |
| SOF+RBV+Peg-IFN 12 Weeks | Experimental | Drug: SOF, Drug: RBV, Drug: Peg-IFNSOF+RBV+Peg-IFN for 12 weeks |
Who may qualify
- Ages
- 18 years and older
- Sex
- All
- Healthy volunteers
- Not accepted
- Age groups
- Adult, Older adult
Key inclusion criteria (8 listed)
- Infection with HCV
- Must have participated in a prior Gilead HCV study
- Use of highly effective contraception methods if female of childbearing potential or sexually active male
- Eligible patients include those in the following
Key exclusion criteria (6 listed)
- Pregnant or nursing female or male with pregnant female partner
- Current or prior history of clinical hepatic decompensation
- Infection with hepatitis B virus (HBV) or human immunodeficiency virus (HIV)
- Chronic use of systemically administered immunosuppressive agents
- Active drug abuse
Eligibility is decided by the study team after screening; this overview does not establish that a patient qualifies. Full inclusion and exclusion criteria.
Interventions
| Intervention | Type | Arms |
|---|---|---|
| SOFAlso: Sovaldi®, GS-7977, PSI-7977SOF 400 mg tablet administered orally once daily | Drug | SOF+RBV 12 Weeks, SOF+RBV 24 Weeks, SOF+RBV+Peg-IFN 12 Weeks |
| RBVRBV tablets administered orally in a divided daily dose according to package insert weight-based dosing recommendations (< 75 kg = 1000 mg and ≥ 75 kg = 1200 mg) | Drug | SOF+RBV 12 Weeks, SOF+RBV 24 Weeks, SOF+RBV+Peg-IFN 12 Weeks |
| Peg-IFNPeg-IFN 180 μg administered once weekly by subcutaneous injection | Drug | SOF+RBV+Peg-IFN 12 Weeks |
Primary outcome
Percentage of Participants With Sustained Virologic Response (SVR) 12 Weeks After Discontinuation of Therapy (SVR12)
Time frame: Posttreatment Week 12
SVR12 was defined as HCV RNA < the lower limit of quantitation (LLOQ; ie, 25 IU/mL) at 12 weeks after stopping study treatment.
Percentage of Participants Who Permanently Discontinued Any Study Drug Due to an Adverse Event
Time frame: Up to 24 weeks
3 secondary outcomes
Percentage of Participants With SVR at 4 and 24 Weeks After Discontinuation of Therapy (SVR4 and SVR24)
Time frame: Posttreatment Weeks 4 and 24
Percentage of Participants With On-treatment Virologic Failure
Time frame: Up to 24 weeks
Percentage of Participants With Viral Relapse
Time frame: Up to Posttreatment Week 24
Results and safety
Loading the posted results from ClinicalTrials.gov…
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 9 Nov 2015.
- Posted resultsParticipant flow, baseline, all outcome measures and adverse events.
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Referral and contact
AzTrials does not enrol participants or take referrals. Contact the study team or a site listed below; they decide who can take part. This study is not recruiting at the moment.
Bittoo Kanwar, MD study director
Gilead Sciences
175 sites in 16 countries: see every site and its status.
Questions about this trial
What is this clinical trial studying?
A Phase 3 study testing SOF, RBV and Peg-IFN in people with Chronic Hepatitis C, run by Gilead Sciences at 175 sites in 16 countries.
The full registered description is in the About this study section and the official record.
Who may be eligible to take part?
The sponsor lists 8 inclusion and 6 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.
Is this clinical trial currently recruiting?
The record says: finished, as of the sponsor's last update on 9 Nov 2015. Status can change between updates, so confirm with the study contact before making plans.
Where is the study taking place?
The record lists 175 sites in United States, Germany, Australia, France, Canada and 11 more countries. Whether a site is taking part right now should be confirmed with that site. See every site.
What are the possible benefits and risks?
They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.
What does this phase mean?
Phase 3 studies compare the treatment with the current standard treatment or a placebo in a large group, to confirm how well it works and watch for side effects.
Not every study follows the same path, and some studies (observational studies, device studies) have no phase.
Are results available for this study?
Yes. Results are posted in the registry (first posted 9 Nov 2015). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.
How can a doctor refer a patient or contact the research team?
The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.
What does the primary outcome measure?
Percentage of Participants With Sustained Virologic Response (SVR) 12 Weeks After Discontinuation of Therapy (SVR12) (time frame: Posttreatment Week 12). The study lists 2 primary outcomes in all. It is what the study was designed to measure, not a finding.
Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?
No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.
How often is this information updated?
AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 9 Nov 2015.