GSK and Tanabe To Collaborate On Development and Commercialisation Of
Preclinical Products

Tanabe Seiyaku Co, Ltd. and GlaxoSmithKline plc (GSK) today announce
that they have signed a letter of intent to enter into a broad-ranging
global collaboration on the research, development and commercialisation
of a series of compounds from Tanabe, which covers a range of potential
therapeutic areas, including psychiatry, neurology, urology and
diabetes.

The terms of the Agreement remain to be finalised, but under the letter
of intent, GSK will gain access to pre-clinical compounds, with the
possibility of bringing additional new Tanabe compounds within the scope
of the collaboration at a later date. This world-wide collaboration will
allow Tanabe and GSK to share commercialisation rights in specific
territories. GSK and Tanabe will form an Executive Steering Committee to
oversee the research, development and marketing of the compounds.

"This collaboration with GlaxoSmithKline will promote our effort to
revitalize our research organization, to maximize the efficiency of drug
discovery process and to speed up the R&D operations in developing
innovative products" said Mr. Shoei Nakashima, Senior Managing Director,
Tanabe Seiyaku Co., Ltd.

"This agreement is another example of excellent synergy between GSK's
expertise in research, development and commercialisation with that of
Tanabe's strong scientific endeavours, so that together we can maximise
the worldwide potential of promising new compounds", said Dr. Tadataka
Yamada, Chairman, Research & Development, GlaxoSmithKline.

GlaxoSmithKline-one of the world's leading research-based pharmaceutical
and healthcare companies-is committed to improving the quality of human
life by enabling people to do more, feel better and live longer. For
company information, visit GlaxoSmithKline on the World Wide Web at
www.gsk.com.

Tanabe Seiyaku Co., Ltd.- a Japan based pharmaceutical company with the
tradition that goes back as far as 1678 - has a management philosophy to
contribute to the health and comfort of people around the world by
providing its superior pharmaceutical products. For company information,
visit Tanabe Seiyaku on the World Wide Web at
http://www.tanabe.co.jp/english/index.html.





Enquiries:

GlaxoSmithKline
Martin Sutton (020) 8966 8372
UK Media enquiries
Philip Thomson (020) 8966 8372
...