Wyeth, LLC was an American pharmaceutical company. The company was founded in Philadelphia, Pennsylvania, in 1860 as John Wyeth and Brother. It was later known, in the early 1930s, as American Home Products, before being renamed to Wyeth in 2002. Wikipedia
Acquired John Wyeth & Brother, Inc. in 1931, Ayerst Laboratories in 1943, Sherwood Medical in 1982, and American Cyanamid in 1994. In 2002, the diversified pharmaceutical and health products company American Home Products completed the transformation of itself into a strictly-pharmaceutical company, dubbed Wyeth then became Pfizer. Wyeth, now the name of the infant nutrition division of Pfizer, was bought by Nestle in 2012.