Oscient Pharmaceuticals files for Chapter 11

Oscient Pharmaceuticals Corp. (OSCI) said Monday it and its wholly owned subsidiary, Guardian II Acquisition Corporation, each filed for Chapter 11 bankruptcy protection in the United States Bankruptcy Court for the District of Massachusetts, seeking relief from its debt.

The companies currently sell two products, Antara capsules for the treatment of high blood cholesterol and high triglycerides in combination with diet, and Factive tablets, an antibiotic used to treat acute bacterial exacerbations of chronic bronchitis and community-acquired pneumonia of mild to moderate severity.