THE WOODLANDS, Texas--(BUSINESS WIRE)--Pernix Therapeutics Holdings, Inc. (NYSE: PTX), a specialty pharmaceutical company primarily focused on the sales, marketing, and development of branded and generic pharmaceutical products primarily for the pediatric market, today announced the pricing of an underwritten registered direct offering of 4,000,000 shares of common stock at a price of $7.00 per share. The offering, led by Aisling Capital and OrbiMed Advisors LLC, consists of 3,000,000 shares of primary stock and 1,000,000 shares of secondary stock.