Transaction in Own Shares

AstraZeneca PLC
09 September 2005

                     REPURCHASE OF SHARES IN ASTRAZENECA PLC


AstraZeneca PLC announced that on 8 September 2005, it purchased for
cancellation 1,000,000 ordinary shares of AstraZeneca PLC at a price of 2664
pence per share. Upon the cancellation of these shares, the number of shares in
issue will be 1,604,332,977.




G H R Musker
Company Secretary
9 September 2005


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