A Phase 1 Study to Evaluate the Safety and Pharmacokinetics of Entecavir Extended Release (XR) in Healthy Subjects

Study drug (entecavir or placebo) will be administered with 240 mL of water following an overnight fast (no food or drink, except water, for at least 10 hours). Subjects will be required to fast (no food or beverages other than water) until after collection of the 4-hour blood draw.