Medical stocks WuXi PharmaTech (WX) and Regeneron Pharmaceuticals (REGN) are in buying range after holding up relatively well amid the market's post-election sell-off. China-based WuXi -- an outsourcing company offering pharmaceutical, biotechnology and medical device research -- is just above a 15.10 buy point in a long base. The stock has an alternative buy point at 15.70, which WuXi topped Thursday but in light trade. WuXi broke out above the