"Shire, Britain's third-largest pharmaceuticals group, put on 8 to 998p on the back of continuing speculation that Viagra-maker Pfizer had asked banker Lazard to look at a possible bid. GlaxoSmithKline gained 15p to £10.16 as traders suggested that drug companies were a relative safe haven."
http://www.telegraph.co.uk/money/main.jhtml?xml=/money/2008/03/18/cxmktrep118.xml