Definition: In this task, you are given a news article. Your task is to classify the article to one out of the four topics 'World', 'Sports', 'Business', 'Sci/Tech' if the article's main topic is relevant to the world, sports, business, and science/technology, correspondingly. If you are not sure about the topic, choose the closest option. Note that URLs in the text have been replaced with [Link].
Input: Pfizer can capitalize on drug withdrawal Pfizer Inc., the world #39;s biggest drugmaker, may benefit from Merck  amp; Co. #39;s withdrawal of Vioxx because Pfizer #39;s competing pain medicine Celebrex hasn #39;t been linked to increased risk of heart attacks and strokes.

Business