Transaction in Own Shares

GlaxoSmithKline PLC
11 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 2,200,000 of its Ordinary 25 pence shares on Thursday 11th March
2004 at a price of 1089.8 pence per share.


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