Merck & Co., Inc. provides various health solutions through its prescription medicines, vaccines, biologic therapies, animal health, and consumer care products. The company provides human health pharmaceutical products, such as therapeutic and preventive agents for the treatment of human disorders in the areas of cardiovascular, diabetes and obesity, respiratory, immunology infectious diseases, neurosciences and ophthalmology, oncology, vaccines, and women's health and endocrine. It also offers vaccines, including preventive pediatric, adolescent, and adult vaccines. In addition, the company discovers, develops, manufactures, and markets antibiotics, anti-inflammatory products, vaccines, products for the treatment of fertility disorders, and parasiticides for cattle, swine, horses, poultry, dogs, cats, salmons, and fish. Further, it manufactures and sells over-the-counter product line, including non-drowsy antihistamines; treatment for occasional constipation; decongestant-free cold/flu medicine for people with high blood pressure; nasal decongestant spray; and treatment for frequent heartburn. Additionally, the company provides foot care products comprising topical antifungal, and foot and sneaker odor/wetness products; and sun care products consisting of sun care lotions, sprays, and dry oils. It serves drug wholesalers and retailers, hospitals, government agencies, physicians, physician distributors, veterinarians, animal producers, and managed health care providers, as well as food chain and mass merchandiser outlets in the United States and internationally. The company has joint venture agreements with Sanofi Pasteur S.A. and AstraZeneca LP. Merck & Co., Inc. was founded in 1891 and is headquartered in Whitehouse Station, New Jersey.