Transaction in Own Shares

AstraZeneca PLC
01 June 2005



REPURCHASE OF SHARES IN ASTRAZENECA PLC


AstraZeneca PLC announced that on 31 May 2005, it purchased for cancellation
750,000 ordinary shares of AstraZeneca PLC at a price of 2342 pence per share.
Upon the cancellation of these shares, the number of shares in issue will be
1,626,340,778.







G H R Musker

Company Secretary

1 June 2005


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