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AZN: AstraZeneca PLC discovers, develops, and commercializes prescription medicines for cardiovascular, gastrointestinal, infection, neuroscience, oncology, and respiratory and inflammation diseases worldwide. Its products include Crestor for managing cholesterol levels; Seloken/Toprol-XL for hypertension, heart failure, and angina; Atacand for hypertension and heart failure; Nexium for acid reflux; and Synagis for the prevention of serious lower respiratory tract disease caused by respiratory syncytial virus in pediatric patients. The company's products also comprise Seroquel IR for schizophrenia and bipolar disorder; Seroquel XR for schizophrenia, bipolar disorder, and depressive disorder; Arimidex for breast cancer; Zoladex for prostate and breast cancer; and Symbicort for asthma and chronic obstructive pulmonary disease. In addition, it engages in the research, development, manufacture, and marketing of dental implants and medical devices for use primarily in urology, surgery, and odontology. Further, the company develops and manages hospital-based outpatient cancer centers in the United States. AstraZeneca PLC markets its products primarily to primary care and specialist doctors, and other healthcare professionals through distributors or local representative offices. The company was formerly known as Zeneca Group PLC and changed its name to AstraZeneca PLC in April 1999. AstraZeneca PLC was founded in 1992 and is headquartered in London, the United Kingdom.

LLY: Eli Lilly and Company develops, manufactures, and sells pharmaceutical products worldwide. It offers neuroscience products to treat schizophrenia, manic episodes, and bipolar maintenance; depression and diabetic peripheral neuropathic pain; attention-deficit hyperactivity disorder in children, adolescents, and adults; bulimia nervosa and obsessive-compulsive disorders; and bipolar depression and treatment-resistant depression. The company's endocrinology products are used for diabetes; type 2 diabetes; osteoporosis in postmenopausal women; osteoporosis in postmenopausal women and men at high risk for fracture; and human growth hormone deficiency and pediatric growth conditions. It also provides oncology products to treat malignant pleural mesothelioma; pancreatic, metastatic breast, non-small cell lung, ovarian, and bladder cancers; and colorectal cancers, as well as offers cardiovascular products to treat erectile dysfunction and pulmonary arterial hypertension, for the reduction of thrombotic cardiovascular events in patients with acute coronary syndrome, as an adjunct to percutaneous coronary intervention, and to treat adults with severe sepsis at high risk of death. In addition, the company offers animal health products, such as cattle feed additives; antibiotics to treat respiratory and other diseases in cattle, swine, and poultry; leanness and performance enhancers for swine and cattle; protein supplements to improve milk productivity in dairy cows; anticoccidial agents; antibiotics to control enteric infections in calves and swine; parasiticides for use on cattle and premises; products to treat canine separation anxiety; and products that prevents flea infestations on dogs, as well as other pharmaceutical products to treat staphylococcal infections and bacterial infections. Eli Lilly distributes its products through independent wholesale distributors, as well as directly to pharmacies. The company was founded in 1876 and is based in Indianapolis, Indiana.

GSK: GlaxoSmithKline plc, together with its subsidiaries, engages in the discovery, development, manufacture, and marketing of pharmaceutical products, over the counter (OTC) medicines, and health-related consumer products worldwide. Its principal pharmaceutical products in various therapeutic areas comprise respiratory, HIV, central nervous system, cardiovascular and urogenital, metabolic, anti-bacterials, oncology and emesis, and vaccines and dermatologicals. The company offers prescription medicines to treat a range of conditions, including infections, depression, skin conditions, asthma, heart and circulatory disease, and cancer. It also markets approximately 30 vaccines to prevent life-threatening or crippling illnesses, such as hepatitis A, hepatitis B, diphtheria, tetanus, whooping cough, measles, mumps, rubella, polio, typhoid, influenza, and bacterial meningitis. In addition, the company provides OTC medicines, including Panadol, a paracetamol-based treatment of headache and joint pain, fever, and cold symptoms; and NicoDerm, NiQuitin CQ, Nicabate, and Nicorette for the treatment of nicotine withdrawal as an aid to quit smoking. Further, it offers oral healthcare products comprising Aquafresh, a range of toothpastes, toothbrushes, and mouthwashes for the prevention of caries, gum disease, and bad breath; Sensodyne, a range of toothpastes and toothbrushes for the prevention of dental sensitivity; Biotene, a mouthwash and gel to treat dry mouth; and Polident, Poligrip, and Corega, a denture adhesive and cleanser to enhance comfort of fitted dentures and to clean dentures. Additionally, the company provides nutritional healthcare products consisting of Lucozade, an energy and sports drinks for energy and hydration; Horlicks, a malted, milk-based drink and food for nutrition application; and Ribena, a blackcurrant juice-based drink. GlaxoSmithKline plc was founded in 1935 and is headquartered in Brentford, the United Kingdom.