Publication of Offering Circ.

GlaxoSmithKline PLC 09 March 2007 Publication of Offering Circular The following Offering Circular has been approved by the UK Listing Authority and is available for viewing: Offering Circular dated 9 March, 2007 in relation to GlaxoSmithKline plc; GlaxoSmithKline Capital plc and GlaxoSmithKline Capital Inc. - £10 billion Euro Medium Term Note Programme To view the full document, please paste the following URL into the address bar of your browser. http://www.rns-pdf.londonstockexchange.com/rns/7274s_-2007-3-9.pdf For further information, please contact: GlaxoSmithKline 980 Great West Road Brentford Middlesex TW8 9GS DISCLAIMER - INTENDED ADDRESSEES Please note that the information contained in the Offering Circular may be addressed to and/or targeted at persons who are residents of particular countries (specified in the Offering Circular) only and is not intended for use and should not be relied upon by any person outside these countries and/or to whom the offer contained in the Offering Circular is not addressed. Prior to relying on the information contained in the Offering Circular you must ascertain from the Offering Circular whether or not you are part of the intended addressees of the information contained therein. Your right to access this service is conditional upon complying with the above requirement. This information is provided by RNS The company news service from the London Stock Exchange

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