Transaction in Own Shares

AstraZeneca PLC
29 June 2004



                   REPURCHASE OF SHARES IN ASTRAZENECA PLC


AstraZeneca PLC announced that on 28 June 2004, it purchased for cancellation
500,000 ordinary shares of AstraZeneca PLC at a price of 2511 pence per share.
Upon the cancellation of these shares, the number of shares in issue will be
1,673,689,769.



G H R Musker
Company Secretary
29 June 2004




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