是一种具有抑菌和杀菌活性的甾类抗菌药物，
主要用于治疗革兰阳性菌所致的感染，如葡萄球菌和难辨梭菌引起的感染。
Fusidic acid is a steroid antibiotic with antibacterial and bactericidal activities,
mainly used to treat infections caused by gram-positive bacteria，
such as Staphylococcus and Clostridium difficile.
