BioVersys AG researches and develops antimicrobial drugs for bacterial infections. It develops BV100 that is in Phase 3 clinical trial for carbapenem-resistant Acinetobacter baumannii lung and bloodstream infections. The company is also developing Alpibectir, which is in Phase 2 clinical trial for the treatment of pulmonary and meningeal tuberculosis; BV200 to treat patients with Gram-positive S. aureus; and BV500 for non-tuberculous mycobacteria infections. It has a research and license option agreement with Shionogi & Co., Ltd. to develop ansamycin leads from the BV500 program into clinical candidates. The company was founded in 2008 and is based in Basel, Switzerland.