Entasis Therapeutics Holdings Inc., a clinical-stage biopharmaceutical company, focuses on the discovery, development, and commercialization of novel antibacterial products to treat serious infections caused by multi-drug resistant gram-negative bacteria in the United States. Its lead product candidate is sulbactam-durlobactam (SUL-DUR), a novel IV antibiotic that is in Phase III clinical trial for the treatment of Acinetobacter baumannii. The company also develops Zoliflodacin, a novel orally administered molecule, which is in Phase III clinical trial for the treatment of uncomplicated gonorrhea; ETX0282CPDP, an oral drug that is in Phase I clinical trial for the treatment of urinary tract infections; and ETX0462, a drug candidate from NBP platform that is in pre-clinical stage for the treatment of multidrug-resistant gram-negative infections. The company has a license and collaboration agreement with Zai Lab (Shanghai) Co., Ltd. for the development of durlobactam and SUL-DUR; and collaboration agreement with Global Antibiotic Research and Development Partnership for the development and commercialization of a product candidate containing zoliflodacin. Entasis Therapeutics Holdings Inc. was founded in 2015 and is headquartered in Waltham, Massachusetts.