Optimer Pharmaceuticals, Inc. (NASDAQ: OPTR) announced The New England Journal of Medicine has published results from the North American Phase 3 trial evaluating the safety and efficacy of the Company’s novel antibiotic fidaxomicin as a treatment for patients with Clostridium difficile infection (CDI). The Phase 3 trial showed that fidaxomicin significantly reduced recurrence rates and increased global cure rates when compared to vancomycin, the only treatment approved by the U.S. Food and Drug Administration for CDI. The article titled,