Cempra, Inc. is a clinical-stage pharmaceutical company. The Company focuses on developing differentiated antibiotics for the acute care and community settings to meet medical needs in the treatment of bacterial infectious diseases. Its product, solithromycin (CEM-101), which is a macrolide and fluoroketolide, is being developed in oral capsules, intravenous (IV) and suspension formulations for the treatment of community-acquired bacterial pneumonia (CABP). Solithromycin has therapeutic potential and activity to target pathogenic bacteria. It has completed two pivotal Phase III trials for solithromycin to treat CABP, as of December 31, 2016. Its Fusidic acid is an antibiotic and the Company is exploring its use for the long-term oral treatment for refractory bone and joint infections (BJI), including prosthetic joint infections, which are caused by staphylococci, including S. aureus, methicillin-resistant S. aureus, coagulase negative staphylococci and other gram-positive bacteria.