Pfizer-AstraZeneca deal? Not as crazy as it sounds By: CNBC.com News April 21, 2014 at 18:24 PM EDT Yes, it's possibly among the biggest pharma deals ever and it's $101 billion more than half of Pfizer's market cap. Yet, analysts cite reasons to buy. Read More >> Related Stocks: Actavis Plc Astrazeneca Plc ADR Bristol-Myers Squibb Citigroup Perrigo Pfizer