Bristol-Myers Squibb

Global pharmaceutical sales are expected to grow by 5% to 7% in 2011, thanks to robust growth in emerging markets, especially China, as well as new innovative treatments, and despite patent expirations and budget pressures in the developed world.

Federal investigators are looking into allegations that major drug companies, including Merck, AstraZeneca, Bristol-Myers Squibb and GlaxoSmithKline, paid bribes overseas to boost sales and accelerate approvals.

Drugmaker Bristol-Myers Squibb plans to buy ZymoGenetics, its partner in developing a hepatitis C treatment, for $885 million. The move is part of a trend of pharmaceutical acquisitions as several big patents face expiration soon.

Several recent studies of drugs used to treat and prevent strokes appear to favor AstraZeneca's (AZN) Brilinta and Eli-Lilly's (LLY) Effient over Plavix. Plavix, co-marketed by Bristol-Myers Squibb (BMY) and Sanofi-Aventis (SNY), is the second best-selling drug in the world.

Several biotech stocks were on the move Monday after Deutsche Bank started rating them. The bank's analyst, Robyn Karnauskas, took a generally wary view on the biotech sector, putting buy ratings only on Gilead and Dendreon.

Foreign subsidiaries of two American tobacco companies pled guilty to charges of bribing foreign countries. Units of Alliance One Int'l, a N.C.-based global tobacco leaf company, admitted bribing Thai and Kyrgyz officials and will pay $9.25 million in fines and disgorge $10 million in profits.

Bristol-Myers Squibb reported better-than-expected second-quarter earnings on Thursday, driven in part by higher sales for some of its virology blood-thinner drugs, cost controls and a favorable tax rate.