1) Corporate spin-off 
Zoetis, Inc. (/zō-EH-tis/) is the world`s largest producer of medicine and vaccinations for pets and livestock. The company was a subsidiary of Pfizer, the world`s largest drug maker, but with Pfizer`s spinoff of its 83% interest in the firm it is now a completely independent company. The company operates in 70 countries worldwide with recent ......