Merck makes medicines for a number of maladies, from stuffy noses and asthma to hypertension and arthritis. The pharmaceutical giant's top prescription drugs include diabetes drugs Januvia and Janumet, anti-inflammatory Remicade, cholesterol combatants Vytorin and Zetia, and hypertension fighters Cozaar and Hyzaar. In addition, Merck makes childhood and adult vaccines for such diseases as measles, mumps, pneumonia, and shingles, as well as veterinary pharmaceuticals through Merck Animal Health. The company sold its OTC drug and personal care offerings, including Claritin allergy pills and Dr. Scholl's foot care products, to Bayer AG in 2014.