Transaction in Own Shares

AstraZeneca PLC
17 November 2006

                    REPURCHASE OF SHARES IN ASTRAZENECA PLC


Further to the announcement of its irrevocable, non-discretionary share
repurchase programme for the month of November, AstraZeneca PLC announced that
under the terms of that programme it purchased for cancellation 368,784 ordinary
shares of AstraZeneca PLC at a price of 3081 pence per share on 16 November
2006. Upon the cancellation of these shares, the number of shares in issue will
be 1,539,734,073.


G H R Musker

Company Secretary

17 November 2006


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