Transaction in Own Shares

GlaxoSmithKline PLC
09 March 2004



                              GlaxoSmithKline PLC



GlaxoSmithKline PLC announces that in accordance with the authority granted by
shareholders at the Annual General meeting on 19th May 2003 it purchased for
cancellation 3,150,000 of its Ordinary 25 pence shares on Tuesday 9th March 2004
at a price of 1103.86 pence per share.




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