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
With reference to the treatment of chronic Hepatitis B infection, consider the following drugs - 1. Lamivudine, 2. Alpha interferon, 3. Ribavirin, 4. Acyclovir. Which of the above drugs are useful in the treatment of chronic Hepatitis B infection ?
assistant
The correct answer is  None