Chiron Corporation Reports 2005 Adjusted Earnings Of $1.34 Per Share, GAAP Earnings Of $0.97 Per Share

EMERYVILLE, Calif.--(BUSINESS WIRE)--Jan. 31, 2006--Chiron Corporation (NASDAQ: CHIR) today reported financial results for the year ended December 31, 2005. -- Chiron's FLUVIRIN(R) influenza virus vaccine returned to the U.S. market in 2005. The company sold approximately 13 million doses of the vaccine to its customers in 2005. -- Total revenues for the year ended December 31, 2005, increased 11 percent compared to the year ended December 31, 2004.