Transaction in Own Shares

AstraZeneca PLC
28 June 2004


                  REPURCHASE OF SHARES IN ASTRAZENECA PLC

AstraZeneca PLC announced that on 25 June 2004, it purchased for cancellation
500,000 ordinary shares of AstraZeneca PLC at a price of 2519 pence per share.
Upon the cancellation of these shares, the number of shares in issue will be
1,674,189,769.

G H R Musker
Company Secretary
28 June 2004


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