Amphastar Pharmaceuticals (AMPH) came out with quarterly earnings of $0.74 per share, beating the Zacks Consensus Estimate of$0.66 per share. This compares to earnings of $1.04 per share a year ago. These figures are adjusted for non-recurring items.This quarterly report represents an earnings surprise of 12.12$0.96 per share when it actually produced earnings of $0.92, delivering a surprise of -4.17%.Over t ...