POZEN Inc. (POZEN), is a pharmaceutical company focused on transforming medicine. The Company had developed Treximet in collaboration with GlaxoSmithKline (GSK). Treximet is the brand name for the product combining sumatriptan 85 milligram, formulated with RT Technology and naproxen sodium 500 milligram in a single tablet designed for the acute treatment of migraine. The Company has developed VIMOVO with AstraZeneca AB (AstraZeneca). VIMOVO is the brand name for a fixed dose combination of the proton pump inhibitor (PPI) esomeprazole magnesium with the non-steroidal anti-inflammatory drug (NSAID) naproxen in a single tablet. On November 23, 2011, the Company entered into a Purchase and Sale Agreement with CPPIB Credit Investments Inc (CII,), pursuant to which it sold, and CII purchased, its right to receive future royalty payments arising from United States sales of MT 400, including Treximet.