ALSO NOTED: FDA expands use of Plavix; Merck touts Fosamax data; and much more...

> The FDA has approved the use of Plavix for certain types of heart attacks. Report

> Merck is touting new data that shows Fosamax helped build bone density in the spines of volunteers using steroids to treat arthritis. Report

> GlaxoSmithKline dropped its bid to patent the AIDS drug Combid in Thailand and India after its move sparked protests on the parts of AIDS advocates. Report

> Poniard Pharmaceuticals has completed enrollment in a Phase II trial for small cell lung cancer. Release

And Finally… Researchers at Duke University Medical Center in Durham have used siRNAs to kill prostate cancer cells in mice. Article