Pfizer Inc was incorporated under the laws of the State of Delaware on June 2, 1942. It is a research-based, biopharmaceutical company. The Company applies science and its resources to bring therapies to people that extend and improve their lives through the discovery, development and manufacture of healthcare products. The Company's portfolio includes medicines and vaccines, as well as many of the world's known consumer healthcare products. The Company managed its operations through four operating segments-Primary Care; Specialty Care and Oncology; Established Products and Emerging Markets; and Consumer Healthcare. Primary Care operating segment-included revenues from prescription pharmaceutical products prescribed by primary-care physicians, and included products in the following therapeutic and disease areas: Alzheimer's disease, cardiovascular (excluding pulmonary arterial hypertension) erectile dysfunction, and genitourinary, depressive disorder, and pain, respiratory and smoking cessation. Specialty Care and Oncology operating segment-was comprised of the Specialty Care business unit and the Oncology business unit. Established Products segment included revenues from prescription pharmaceutical products that had lost patent protection or marketing exclusivity in certain countries and/or regions. Emerging Markets-included revenues from all prescription pharmaceutical products sold in emerging markets, including Asia excluding Japan and South Korea, Latin America, the Middle East, Eastern Europe, Africa, Turkey and Central Europe. Consumer Healthcare operating segment-includes revenues from non-prescription products in the following therapeutic categories: dietary supplements, pain management, respiratory and personal care. In 2013, products marketed by Consumer Healthcare included Advil, Caltrate, Centrum, ChapStick, Emergen-C, Preparation H and Robitussin. In its biopharmaceutical businesses, the Company promotes its products to healthcare providers and patients. The Company also markets directly to consumers in the U.S. through direct-to-consumer advertising that communicates the approved uses, benefits and risks of its products while motivating people to have meaningful conversations with their doctors. Its biotechnology products, including BeneFIX, ReFacto, Xyntha, Enbrel and the Prevnar family, may face competition in the future from biosimilars. The Company competes with other companies that manufacture and sell products that treat diseases or indications similar to those treated by its products. The Company is subject to regulation by national, state and local agencies in the countries in which it does business.