Wyeth · Madison, NJ United States ·(NYSE: WYE)

Wyeth is wise in the ways of health care. Operating in three segments, the company's largest unit is its Pharmaceuticals business, which sells antidepressant Effexor, arthritis drug Enbrel (with partner Amgen), and vaccine Prevnar, as well as anti-infectives, nutrition and women's health products, gastroenterology drugs, and treatments for hemophilia and cardiovascular conditions. Its Consumer Healthcare unit produces such familiar over-the-counter brands as Advil, Centrum, Robitussin, and ChapStick. Subsidiary Fort Dodge Animal Health makes products for livestock and pets, including vaccines and parasite control products. Wyeth has agreed to be acquired by top drugmaker Pfizer for $68 billion. To read the full description, subscribe now.