Transaction in Own Shares

AstraZeneca PLC
17 June 2005

REPURCHASE OF SHARES IN ASTRAZENECA PLC





AstraZeneca PLC announced that on 16 June 2005, it purchased for cancellation
900,000 ordinary shares of AstraZeneca PLC at a price of 2248 pence per share.
Upon the cancellation of these shares, the number of shares in issue will be
1,621,053,036







G H R Musker

Company Secretary

17 June 2005


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