Transaction in Own Shares

AstraZeneca PLC
07 March 2007

REPURCHASE OF SHARES IN ASTRAZENECA PLC





AstraZeneca PLC announced that on 6 March 2007, it purchased for cancellation
341,829 ordinary shares of AstraZeneca PLC at a price of 2825 pence per share.



Some of these shares were purchased under the terms of the previously announced
irrevocable, non-discretionary share repurchase programme for the period 5
February 2007 to 30 April 2007.



Upon the cancellation of these shares, the number of shares in issue will be
1,522,630,893.





G H R Musker

Company Secretary

7 March 2007


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