Bayer, founded in 1863, is a multinational pharmaceutical and life sciences company with a focus on developing drugs for a wide range of therapeutic areas including cardiology, oncology, hematology, women's healthcare, and ophthalmology. They are known for developing innovative drugs to treat various diseases such as cancer, cardiovascular diseases, diabetes, and infectious diseases. Some of their well-known products include Xarelto (rivaroxaban), a blood thinner, and Nexavar (sorafenib), a cancer medication.