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
A patient requires an infusion of procainamide. Its half-life is 2 hrs. The infusion is begun at 9 AM. At 1 PM on the same day, the blood concentration is found to be 3 mg/L. What is the probable steady-state concentration after 2 days of infusion?
assistant
The correct answer is  None