A young man has recently been bitten by a stray dog. He has a penetrating wound to the right forearm. The dog is nowhere to be found. In the emergency room, the wound is cleaned with water and povidone-iodine solution. Which of the following is the most appropriate next step in management?
start postexposure prophylaxis contact the local public health professional for further advice treat with oral doxycycline treat with IV ceftriaxone