TRENTON, N.J. (AP) — U.S. health regulators have approved the first new type of flu drug in two decades.

Wednesday's approval of Xofluza for people age 12 and older comes ahead of the brunt of this winter's flu season.

Xofluza is a pill that can reduce severity and shorten duration of flu symptoms after one just dose. It was developed by the Roche Group and Shionogi & Co.

It works about as well as Tamiflu, Roche's older flu treatment, which is also available in cheaper generic versions. Tamiflu is taken twice daily for five days.

Health officials have said an estimated 80,000 Americans died of...