Pernix Therapeutics Holdings, Inc. (NYSE MKT: PTX), a specialty pharmaceutical company, today announced that Cooper Collins, Chief Executive Officer and President, will present at the Stifel Nicolaus 2012 Healthcare Conference on Thursday, September 6, 2012 at 11:30 a.m. EDT. The conference will be held at The Four Seasons Hotel in Boston, MA. The presentation will be broadcast live over the Internet and can be accessed on the Company’s website, www.pernixtx.com, under “Webcasts and Presentation” on the investor relations section. The audio-recording of the presentation will be archived on the Company’s website for approximately 30 days following the conclusion of the presentation. About Pernix Therapeutics Holdings, Inc. Pernix Therapeutics is a specialty pharmaceutical company primarily focused on the sales, marketing, and development of branded, generic and OTC pharmaceutical products. The Company manages a portfolio of branded and generic products. The Company’s branded products for the pediatrics market include CEDAX®, an antibiotic for middle ear infections, NATROBA™, a topical treatment for head lice marketed under an exclusive co-promotion agreement with ParaPRO, LLC, a family of prescription treatments for cough and cold (BROVEX®, ALDEX® and PEDIATEX®). The Company’s branded products for gastroenterology include OMECLAMOX-PAK®, a 10-day treatment for H. pylori infection and duodenal ulcer disease, and REZYST™, a probiotic blend to promote dietary management. The Company promotes its branded pediatric and gastroenterology products through its sales force. Pernix markets its generic products through its wholly-owned subsidiary, Macoven Pharmaceuticals. A product candidate utilizing cough-related intellectual property is in development for the U.S. OTC market. Founded in 1996, the Company is based in The Woodlands, TX. Additional information about Pernix is available on the Company’s website located at www.pernixtx.com.