Somaxon Names CFO

San Diego-based Somaxon Pharmaceuticals said this morning that it has named Tran B. Nguyen as VP and CFO at the firm. The specialty pharmaceuticals firm said that Nguyen was most recently CFO at Metabasis Therapeutics, and also was a VP in investment banking at Citi Global Markets and Lehman Brothers. In a related move, the firm said it has promoted Jeffrey Raser to SVP and Chief Commercial Officer; promoted Brian Dorsey to SVP, Technical Operations; and promoted Matthew Onaitis as SVP and General Counsel.