A Study to Evaluate Orally-Administered Oseltamivir and Intravenous Zanamivir in Healthy Subjects

"Oseltamivir will be administered PO q12h for 3 days (for a total of 5 doses ending the morning of day 3.~Both drugs will be administered simultaneously starting on Day 1 of Period 3. Zanamivir will be administered IV q12h for 3 days (for a total of 5 doses ending on the morning of day 3.~Zanamivir to be given four (4) hours after the oral dose of oseltamivir and infused over 30 minutes."