Efficacy of Peginterferon Alfa-2b (SCH 054031) vs Glycyrrhizin in Interferon (IFN)-Treated Patients With Chronic Hepatitis C and F2/F3 Liver Fibrosis (P04773)

This study has been terminated.
(This study was terminated due to low enrollment)
Sponsor:
Information provided by (Responsible Party):
Schering-Plough
ClinicalTrials.gov Identifier:
NCT00686881
First received: May 27, 2008
Last updated: March 26, 2012
Last verified: March 2012
Results First Received: February 3, 2012  
Study Type: Interventional
Study Design: Allocation: Randomized;   Endpoint Classification: Efficacy Study;   Intervention Model: Parallel Assignment;   Masking: Open Label;   Primary Purpose: Treatment
Condition: Hepatitis C, Chronic
Interventions: Biological: Peginterferon alfa-2b (PegIFN-2b)
Drug: Comparator: Stronger neo minophagen C (SNMC)

  Participant Flow
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Recruitment Details
Key information relevant to the recruitment process for the overall study, such as dates of the recruitment period and locations
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Pre-Assignment Details
Significant events and approaches for the overall study following participant enrollment, but prior to group assignment
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Reporting Groups
  Description
PegIFN-2b Participants receiving peginterferon alfa-2b (PegIFN-2b) at 0.5 ug/kg subcutaneously (SC) once a week for up to 156 weeks.
SNMC Participants receiving stronger neo minophagen C (SNMC) 40 mL by intravenous (IV) injection or IV infusion 3 times weekly for up to 156 weeks.

Participant Flow:   Overall Study
    PegIFN-2b     SNMC  
STARTED     127 [1]   134 [2]
COMPLETED     45     53  
NOT COMPLETED     82     81  
Withdrawal by Subject                 11                 18  
Lost to Follow-up                 0                 1  
Treatment-related adverse event                 10                 9  
Met discontinuation criteria                 5                 0  
Onset of malignant tumor                 11                 11  
Lack of Efficacy                 4                 3  
Physician Decision                 1                 0  
Circumstances of site                 1                 1  
Did not meet protocol eligibility                 1                 0  
Irregular visits                 1                 0  
Study discontinuation                 35                 32  
Never received study drug                 2                 6  
[1] After randomization, 2 participants withdrew consent and did not receive study drug.
[2] After randomization, 6 participants withdrew consent and did not receive study drug.



  Baseline Characteristics
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Reporting Groups
  Description
PegIFN-2b Participants receiving peginterferon alfa-2b (PegIFN-2b) at 0.5 ug/kg subcutaneously (SC) once a week for up to 156 weeks.
SNMC Participants receiving stronger neo minophagen C (SNMC) 40 mL by intravenous (IV) injection or IV infusion 3 times weekly for up to 156 weeks.
Total Total of all reporting groups

Baseline Measures
    PegIFN-2b     SNMC     Total  
Number of Participants  
[units: participants]
  125     127     252  
Age [1]
[units: years]
Mean ± Standard Deviation
  59.8  ± 9.5     60.7  ± 8.9     60.3  ± 9.2  
Gender [1]
[units: participants]
     
Female     60     65     125  
Male     65     62     127  
Region of Enrollment [1]
[units: participants]
     
Japan     125     127     252  
[1] Of the 261 randomized participants, 253 received study drug; 1 of these participants in the SNMC Arm had no data available after initial treatment and is excluded from study analyses.



  Outcome Measures
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1.  Primary:   Number of Participants With Change in Metavir Fibrosis Score   [ Time Frame: Baseline and discontinuation of treatment (up to 156 weeks) ]

2.  Secondary:   Number of Participants With Alanine Aminotransferase (ALT) Normalization of >16 Weeks Duration   [ Time Frame: Week 24 ]

3.  Secondary:   Number of Participants With Change in Metavir Inflammation Score   [ Time Frame: Baseline and Week 48 ]


  Serious Adverse Events


  Other Adverse Events


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