Concordia Healthcare Corp., formerly Mercari Acquisition Corp., is an integrated, specialty healthcare company focused on the acquisition of pharmaceutical products and medical devices and the acquisition and/or development of orphan drugs. The Company's pharmaceutical business consists of an ADHD-treatment drug, Kapvay (clonidine extended release tablets), a Head Lice Treatment, Ulesfia (benzyl alcohol) Lotion, and an Asthma-related medication, Orapred ODT (prednisolone sodium phosphate orally disintegrating tablets). On December 20, 2013, through a three-cornered amalgamation (the Amalgamation) consisting of the Company, Concordia Healthcare Inc. (PrivateCo) and Mercari Subco Inc., the Offeror acquired indirect ownership and control of 17.08% through Terei International Limited of the Company. On December 24, 2013, it acquired Pinnacle Biologics, Inc. In May 2014, the Company completed the acquisition of Donnatal.