This site became the new on June 19th. Learn more.
Show more Menu IMPORTANT: Listing of a study on this site does not reflect endorsement by the National Institutes of Health. Talk with a trusted healthcare professional before volunteering for a study. Read more... Menu IMPORTANT: Talk with a trusted healthcare professional before volunteering for a study. Read more... Menu
Give us feedback

Comparison in Efficacy and Safety Between Interferon Alfacon-1 Alone and Concomitant Dosing With Ribavirin for the Treatment of Hepatitis C

This study has been completed.
Information provided by (Responsible Party):
Astellas Pharma Inc Identifier:
First received: September 13, 2005
Last updated: August 25, 2014
Last verified: August 2014
Efficacy and safety is compared between interferon alfacon-1 alone and concomitant dosing of interferon alfacon-1 and ribavirin in hepatitis C patients.

Condition Intervention Phase
Hepatitis C Drug: Interferon alfacon-1 Phase 3

Study Type: Interventional
Study Design: Allocation: Randomized
Intervention Model: Parallel Assignment
Masking: None (Open Label)
Primary Purpose: Treatment

Resource links provided by NLM:

Further study details as provided by Astellas Pharma Inc:


Ages Eligible for Study:   20 Years and older   (Adult, Senior)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   No

Inclusion Criteria:

  • Hepatitis C patients (high titer, genotype1)

Exclusion Criteria:

  • Patients with autoimmune disorder
  • Patients with negative HBs antigen
  • Patients with hepatic cirrhosis, hepatic failure and hepatic cancer
  • Patients with depression or psychoneurotic disorder
  Contacts and Locations
Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the Contacts provided below. For general information, see Learn About Clinical Studies.

Please refer to this study by its identifier: NCT00239252

Chubu region, Japan
Chugoku region, Japan
Kinki region, Japan
Kyushu region, Japan
Tohoku region, Japan
Sponsors and Collaborators
Astellas Pharma Inc
Study Chair: Clinical Development III Astellas Pharm. Inc.
  More Information

Additional Information:
Responsible Party: Astellas Pharma Inc Identifier: NCT00239252     History of Changes
Other Study ID Numbers: B6431/HCT1
Study First Received: September 13, 2005
Last Updated: August 25, 2014

Keywords provided by Astellas Pharma Inc:
Interferon alfacon-1
Virus disease
Hepatitis C

Additional relevant MeSH terms:
Hepatitis A
Hepatitis C
Liver Diseases
Digestive System Diseases
Hepatitis, Viral, Human
Virus Diseases
Enterovirus Infections
Picornaviridae Infections
RNA Virus Infections
Flaviviridae Infections
Interferon alfacon-1
Antineoplastic Agents
Antiviral Agents
Anti-Infective Agents
Immunologic Factors
Physiological Effects of Drugs processed this record on September 25, 2017