GlaxoSmithKline plc (GSK) is global healthcare group, which is engaged in the creation and discovery, development, manufacture and marketing of pharmaceutical products, including vaccines, over-the-counter (OTC) medicines and health-related consumer products. GSK�s principal pharmaceutical products include medicines in therapeutic areas: respiratory, anti-virals, central nervous system, cardiovascular and urogenital, metabolic, antibacterials, oncology and emesis, dermatology, rare diseases, immuno-inflammation, vaccines and human immunodeficiency virus (HIV). The Company operates in three primary areas of business: Pharmaceuticals, Vaccines and Consumer Healthcare. On January 31, 2012, the Company completed the divestment of brands in the United States and Canada to Prestige Brands Holdings. In August 2012, it acquired Human Genome Sciences. On January 30, 2013, GSK acquired additional 29.3% interest in GlaxoSmithKline Consumer Healthcare Ltd.