MOUNTAIN VIEW, Calif., July 24, 2008 (PRIME NEWSWIRE) -- Pharsight Corporation (Nasdaq:PHST), a leading provider of software and strategic services designed to optimize clinical drug development, today announced financial results for its first fiscal quarter 2009, ended June 30, 2008. Revenue for the fiscal first quarter was $6.6 million, an 8% increase compared with revenue of $6.1 million in the first quarter of fiscal 2008.