A Study of TMC435 in Combination With Pegylated Interferon Alp\Fa-2a and Ribavirin in Patients Infected With Genotype 1 Hepatitis C Virus Who Never Received Treatment
PILLAR
A Phase IIb, Randomized, Double-Blind, Placebo-Controlled Trial to Investigate the Efficacy, Tolerability, Safety and Pharmacokinetics of TMC435 as Part of a Treatment Regimen Including Peginterferon Alfa-2a and Ribavirin In Treatment-Naive Genotype 1 Hepatitis C-Infected Subjects
3 other identifiers
interventional
386
12 countries
65
Brief Summary
The purpose of this study is to evaluate the efficacy of 4 different regimens of TMC435 in combination with peginterferon alfa-2a (PegIFNα-2a) and ribavirin (RBV), defined as the proportion of patients with sustained virologic response at Week 72 (patients with undetectable plasma HCV RNA \[less than 25 IU per mL undetectable\] at the end of treatment and at Week 72), compared to the control group receiving PegIFN and RBV in combination with TMC435-matched placebo.
Trial Health
Trial Health Score
Automated assessment based on enrollment pace, timeline, and geographic reach
participants targeted
Target at P75+ for phase_2
Started Jun 2009
65 active sites
Health score is calculated from publicly available data and should be used for screening purposes only.
Trial Relationships
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Study Timeline
Key milestones and dates
First Submitted
Initial submission to the registry
April 16, 2009
CompletedFirst Posted
Study publicly available on registry
April 17, 2009
CompletedStudy Start
First participant enrolled
June 1, 2009
CompletedPrimary Completion
Last participant's last visit for primary outcome
April 1, 2010
CompletedStudy Completion
Last participant's last visit for all outcomes
April 1, 2011
CompletedResults Posted
Study results publicly available
June 16, 2014
CompletedJune 16, 2014
May 1, 2014
10 months
April 16, 2009
December 18, 2013
May 19, 2014
Conditions
Keywords
Outcome Measures
Primary Outcomes (1)
The Percentage of Participants Achieving a Sustained Virologic Response at Week 72 (SVRW72)
The table below shows the percentage of participants in each treatment group who achieved a SVRW72, defined as the percentage of participants with undetectable plasma Hepatitis C virus ribonucleic acid levels at end of treatment (EOT) and at Week 72.
Week 72
Secondary Outcomes (13)
The Percentage of Participants Achieving Plasma Hepatitis C Virus (HCV) Ribonucleic Acid (RNA) Levels of Less Than 25 IU/mL Undetectable During Treatment and Follow-up
Weeks, 2, 4, 8, 12, 24, 36, 48, 60, 72, and at EOT (up to Week 24 or 48)
The Percentage of Participants Who Achieved Plasma Hepatitis C Virus (HCV) Ribonucleic Acid (RNA) Levels of Less Than 25 IU/mL Detectable or Undetectable During Treatment and Follow-up
Weeks 2, 4, 8, 12, 24, 36, 48, 60, 72, and at EOT (up to Week 24 or 48)
The Percentage of Participants Achieving Plasma Hepatitis C Virus (HCV) Ribonucleic Acid (RNA) Levels of Greater Than or Equal to 2 log10 Drop During Treatment
Baseline (Day 1) and Weeks, 2, 4, 8, and 12
The Percentage of Participants Who Achieved a Sustained Virologic Response 24 Weeks After the Planned End of Treatment (SVR24)
Week 48 or 72
The Percentage of Participants Achieving a Rapid Virologic Response (RVR)
Week 4
- +8 more secondary outcomes
Study Arms (5)
TMC435 75 mg 12 Wks + PR 24/48
EXPERIMENTALParticipants will receive TMC435 75 mg once daily with PegIFNα-2a (P) once weekly and ribavirin (R) twice daily for 12 weeks followed by Placebo once daily and PR for 12 weeks. Treatment with PR was stopped at Week 24 for participants who met response-guided treatment (RGT) criteria. All other participants continued PR until Week 48.
TMC435 75 mg 24 Wks + PR 24/48
EXPERIMENTALParticipants will receive TMC435 75 mg once daily with PegIFNα-2a (P) once weekly and ribavirin (R) twice daily for 24 weeks. Treatment with PR was stopped at Week 24 for participants who met response-guided treatment (RGT) criteria. All other participants continued PR until Week 48.
TMC435 150 mg 12 Wks + PR 24/48
EXPERIMENTALParticipants will receive TMC435 150 mg once daily with PegIFNα-2a (P) once weekly and ribavirin (R) twice daily for 12 weeks followed Placebo and PR for 12 weeks. Treatment with PR was stopped at Week 24 for participants who met response-guided treatment (RGT) criteria. All other participants continued PR until Week 48.
TMC435 150 mg 24 Wks + PR 24/48
EXPERIMENTALParticipants will receive TMC435 150 mg once daily with PegIFNα-2a (P) and ribavirin (R) for 24 weeks. Treatment with PR was stopped at Week 24 for participants who met response-guided treatment (RGT) criteria. All other participants continued PR until Week 48.
Placebo 24 Wks + PR48
PLACEBO COMPARATORParticipants will receive Placebo once daily with PegIFNα-2a (P) and ribavirin (R) for 24 weeks followed by PR until Week 48.
Interventions
TMC435 will be administered as one or two 75 mg capsules orally, once daily, for 12 or 24 weeks.
Ribavirin (R) will be administered as 200 mg tablets (5 to 6 tablets) orally, twice daily, for 48 weeks.
PegIFNα-2a (P) 180 micrograms will be administered as a subcutaneous (under the skin) injection, once weekly for 48 weeks.
Placebo capsules identical in appearance to TMC435 capsule will be administered orally, once daily, for 48 weeks.
Eligibility Criteria
You may qualify if:
- Patients with documented chronic genotype-1 hepatitis C infection and with plasma HCV RNA of \> 100,000 IU/mL at screening
- Patients that have not been treated before for HCV
- Patients that are of childbearing potential or have a partner of childbearing potential should agree to use 2 effective methods of contraception
You may not qualify if:
- Patients with cirrhosis or evidence of hepatic decompensation
- Co-infection with the human immunodeficiency virus (HIV)
- Any contraindication to Pegasys or Copegus therapy
- History of, or any current medical condition which could impact the safety of the patient in the study
Contact the study team to confirm eligibility.
Sponsors & Collaborators
Study Sites (71)
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Los Angeles, California, United States
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Jacksonville, Florida, United States
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Orlando, Florida, United States
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Palm Harbor, Florida, United States
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Chicago, Illinois, United States
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New Orleans, Louisiana, United States
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Saint Paul, Minnesota, United States
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New York, New York, United States
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Chapel Hill, North Carolina, United States
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Cincinnati, Ohio, United States
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Germantown, Tennessee, United States
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Charlottesville, Virginia, United States
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Concord, Australia
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Darlinghurst, Australia
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Fitzroy, Australia
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Melbourne, Australia
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Sydney, Australia
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Woolloongabba, Australia
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Vienna, Austria
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Bruges, Belgium
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Brussels, Belgium
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Edegem, Belgium
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Ghent, Belgium
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Leuven, Belgium
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Roeselare, Belgium
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Calgary, Alberta, Canada
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Toronto, Ontario, Canada
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Montreal, Quebec, Canada
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Aarhus, Denmark
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Copenhagen, Denmark
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Hvidovre, Denmark
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Kolding, Denmark
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Odense, Denmark
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Clichy, France
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Créteil, France
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Grenoble, France
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Lyon, France
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Nice, France
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Paris, France
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Vandœuvre-lès-Nancy, France
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Berlin, Germany
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Cologne, Germany
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Düsseldorf, Germany
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Frankfurt A. M., Germany
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Freiburg im Breisgau, Germany
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Hamburg, Germany
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Hanover, Germany
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Stuttgart, Germany
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Würzburg, Germany
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Auckland, New Zealand
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Christchurch, New Zealand
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Hamilton, New Zealand
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Bergen, Norway
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Nordbyhagen, Norway
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Oslo, Norway
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Tromsø, Norway
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Bialystok, Poland
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Bydgoszcz, Poland
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Czeladź, Poland
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Kielce, Poland
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Lodz, Poland
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Warsaw, Poland
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Moscow, Russia
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Nizhny Novgorod, Russia
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Saint Petersburg, Russia
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Samara, Russia
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Smolensk, Russia
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Barcelona, Spain
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Madrid, Spain
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Seville, Spain
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Valencia, Spain
Related Publications (3)
Lenz O, Verbinnen T, Fevery B, Tambuyzer L, Vijgen L, Peeters M, Buelens A, Ceulemans H, Beumont M, Picchio G, De Meyer S. Virology analyses of HCV isolates from genotype 1-infected patients treated with simeprevir plus peginterferon/ribavirin in Phase IIb/III studies. J Hepatol. 2015 May;62(5):1008-14. doi: 10.1016/j.jhep.2014.11.032. Epub 2014 Nov 28.
PMID: 25445400DERIVEDScott J, Rosa K, Fu M, Cerri K, Peeters M, Beumont M, Zeuzem S, Evon DM, Gilles L. Fatigue during treatment for hepatitis C virus: results of self-reported fatigue severity in two Phase IIb studies of simeprevir treatment in patients with hepatitis C virus genotype 1 infection. BMC Infect Dis. 2014 Aug 26;14:465. doi: 10.1186/1471-2334-14-465.
PMID: 25164700DERIVEDFried MW, Buti M, Dore GJ, Flisiak R, Ferenci P, Jacobson I, Marcellin P, Manns M, Nikitin I, Poordad F, Sherman M, Zeuzem S, Scott J, Gilles L, Lenz O, Peeters M, Sekar V, De Smedt G, Beumont-Mauviel M. Once-daily simeprevir (TMC435) with pegylated interferon and ribavirin in treatment-naive genotype 1 hepatitis C: the randomized PILLAR study. Hepatology. 2013 Dec;58(6):1918-29. doi: 10.1002/hep.26641. Epub 2013 Oct 11.
PMID: 23907700DERIVED
MeSH Terms
Conditions
Interventions
Condition Hierarchy (Ancestors)
Intervention Hierarchy (Ancestors)
Results Point of Contact
- Title
- Global Clinical Development Manager
- Organization
- Jan-Cil France
Study Officials
- STUDY DIRECTOR
Tibotec Pharmaceuticals, Ireland Clinical Trial
Tibotec Pharmaceuticals, Ireland
Publication Agreements
- PI is Sponsor Employee
- No
- Restriction Type
- GT60
- Restrictive Agreement
- Yes
Study Design
- Study Type
- interventional
- Phase
- phase 2
- Allocation
- RANDOMIZED
- Masking
- QUADRUPLE
- Who Masked
- PARTICIPANT, CARE PROVIDER, INVESTIGATOR, OUTCOMES ASSESSOR
- Purpose
- TREATMENT
- Intervention Model
- PARALLEL
- Sponsor Type
- INDUSTRY
- Responsible Party
- SPONSOR
Study Record Dates
First Submitted
April 16, 2009
First Posted
April 17, 2009
Study Start
June 1, 2009
Primary Completion
April 1, 2010
Study Completion
April 1, 2011
Last Updated
June 16, 2014
Results First Posted
June 16, 2014
Record last verified: 2014-05