Transaction in Own Shares

AstraZeneca PLC
05 November 2004




                   REPURCHASE OF SHARES IN ASTRAZENECA PLC

AstraZeneca PLC announced that on 4 November 2004, it purchased for cancellation
800,000 ordinary shares of AstraZeneca PLC at a price of 2300 pence per share.
Upon the cancellation of these shares, the number of shares in issue will be
1,658,390,800.


G H R Musker
Company Secretary
5 November 2004

                      This information is provided by RNS
            The company news service from the London Stock Exchange