Salix Pharmaceuticals, Ltd. Set To Be Acquired By Allergan, Inc. By: Benzinga via Benzinga September 22, 2014 at 22:50 PM EDT Allergan, Inc. (NYSE: AGN) is set to acquire Salix Pharmaceuticals, Ltd. (NASDAQ: SLXP) in a deal probably worth more than $10 ... Read More >> Related Stocks: Macy's Valeant Pharmaceuticals International, Inc.