Pfizer extends tender offer for King

NEW YORK — Pfizer again has extended the expiration date on its tender offer to buy Bristol, Tenn.-based King Pharmaceuticals to Jan. 28, the drug maker said Friday.

Pfizer announced in October that it would buy King for $3.6 billion, or $14.25 per share. King manufactures branded prescription drugs, including several painkillers.

In December, Pfizer, the world’s largest drug maker, had extended its offer for King until Friday.