hsgn 218

HSGN-218 is a gut-restrictive antibiotic.1It is active againstC. difficile(MIC = 0.007 μg/ml) and clinical isolates ofC. difficile(MICs = 0.003-0.03 μg/ml) and is not cytotoxic to Caco-2 cells when used at concentrations ranging from 4 to 64 μg/ml. HSGN-218 (50 mg/kg) increases survival and protects mice fromC. difficilerecurrence in mouse models ofC. difficileinfection. 1.Naclerio, G.A., Abutaleb, N.S., Li, D., et al.Ultrapotent inhibitor of Clostridioides difficile growth, which suppresses recurrence in vivoJ. Med. Chem.63(20)11934-11944(2020)