LAS VEGAS, Dec. 17, 2007 (PRIME NEWSWIRE) -- Samaritan Pharmaceuticals, Inc. (OTCBB:SPHC) (http://www.samaritanpharma.com), a biopharmaceutical company focused on developing innovative therapeutics in the areas of CNS, cancer, cardiovascular, and infectious diseases, has commenced trading on the Over-the-Counter (OTC) Bulletin Board under the ticker symbol SPHC, effective at the opening of trading today.