system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
An oral drug approved for the treatment of Hepatitis C?
assistant
The correct answer is  Ledipsavir is a direct acting antiviral drug used to treat chronic Hep C . It is used in combination with sofosbuvir. trade name being Harvoni Ref: Goodman n Gillman 13th ed.