Pfizer considers $100B bid for AstraZeneca: report By: CNBC.com News April 20, 2014 at 10:16 AM EDT U.S. pharmaceutical giant Pfizer has approached British rival AstraZeneca to propose a 60 billion pound takeover, Britain's Sunday Times reported. Read More >> Related Stocks: Astrazeneca Plc ADR Google, Inc. Gsk Plc ADR Novartis Ag ADR Pfizer