Shire plc (Shire) is a specialty biopharmaceutical company that focuses on meeting the needs of the specialist physician. Shire focuses its business on attention deficit and hyperactivity disorder (ADHD), gastrointestinal (GI) diseases, human genetic therapies (HGT) and regenerative medicine (RM), as well as opportunities in other therapeutic areas. As of December 31, 2012, the Company�s products included VYVANSE/VENVANSE (lisdexamfetamine dimesylate), ADDERALL XR (mixed salts of a single-entity amphetamine), INTUNIV (extended release guanfacine), EQUASYM (methylphenidate hydrochloride) modified release (XL), LIALDA (mesalamine)/ MEZAVANT(mesalazine), PENTASA (mesalamine), RESOLOR (prucalopride), FOSRENOL (lanthanum carbonate), XAGRID (anagrelide hydrochloride), REPLAGAL (agalsidase alfa), ELAPRASE (idursulfase), VPRIV (velaglucerase alfa), FIRAZYR (icatibant) and DERMAGRAFT(Human Fibroblast-Derived Dermal Substitute). In March 2013, it announced the acquisition Of Premacure AB.