The Company expects net revenues of Pernix, with the addition of the Cypress, Hawthorn and Somaxon acquisitions to be in the range of $125-$135 million for the full year 2013.Conference Call Information The Company will host a conference call today at 9:00 a.m. EDT to discuss its financial results for the fourth quarter and full year ended December 31, 2012. Cooper Collins, President and Chief Executive Officer will lead the conference call. To participate in the live conference call, please dial (888) 510-1786 (U.S.) or (719) 785-1753 (International), and provide passcode 5442195. A live webcast of the call will also be available on the investor relations section of the Company’s website, www.pernixtx.com. Please allow extra time prior to the webcast to register and download and install any necessary audio software. A replay of the call will be available through March 25, 2013. To access the replay, please dial (888) 203-1112 (U.S.) or (719) 457-0820 (International), and provide passcode 5442195. An online archive of the webcast will be available on the Company's website for 30 days following the call. About Pernix Therapeutics Holdings, Inc. Pernix Therapeutics is a specialty pharmaceutical company primarily focused on the sales, marketing, manufacturing and development of branded, generic and OTC pharmaceutical products. The Company manages a portfolio of branded products, including the recently acquired Hawthorn Pharmaceuticals’ product line. 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, and a family of treatments for cough and cold (ZUTRIPRO®, 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 also markets the branded product, SILENOR®, for the treatment of insomnia. The Company promotes its branded pediatric and gastroenterology products through its sales force. Pernix markets its generic products through its wholly-owned subsidiaries, Cypress Pharmaceutical and Macoven Pharmaceuticals. The Company’s wholly-owned subsidiary, Great Southern Laboratories, manufactures and packages products for the pharmaceutical industry in a wide range of dosage-forms. 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.