Transaction in Own Shares

GlaxoSmithKline PLC
18 December 2003


                              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 1,150,000 of its Ordinary 25 pence shares on Thursday 18th
December 2003 at a price of 1268.8 pence per share.



                      This information is provided by RNS
            The company news service from the London Stock Exchange           FERFFLTLIV