The purpose of this study is to describe the management of patients with chronic hepatitis C and previous treatment failure.

Inclusion Criteria:

• Patients of both sexes older than 18 years old.
• Patients with hepatitis C who had previously failed to the standard therapy.
• Patients who have given written informed consent to participate in the study.

Exclusion Criteria:

• Patients with clinical and/or social conditions that might interfere with the development of the study (terminal diseases, cognitive detriment, severe psychiatric disease which prevent from obtaining the information required, prolonged absences during the study).
• Patients who are participating in other research trials or under treatment with any agent contraindicated according to the summary of product characteristics or other circumstance which requires a patient management different from the investigator's regular clinical practice.

Patients of both sexes older than 18 years old with hepatitis C who had previously failed to the standard therapy.