Amphastar Pharmaceuticals, Inc. (AMPH) Presents at Barclays 28th Annual Global Healthcare Conference Transcript [Seeking Alpha]
Amphastar Pharmaceuticals: Why I Like Bull Put Options Strategy Here [Seeking Alpha]
Generic Pharmaceuticals Stocks Q4 Highlights: Amphastar Pharmaceuticals (NASDAQ:AMPH) [Yahoo! Finance]
Wells Fargo Sees Amphastar Pharmaceuticals, Inc.'s (AMPH) AMP-007 as Key to Mid- to High-Single-Digit Growth [Yahoo! Finance]
Amphastar FDA Wins And Pipeline Expansion Contrast With Weak Earnings And Valuation [Yahoo! Finance]