Broad spectrum antibiotics. Effective in gram positive and gram negitive bacteria. Mainly used in the infections such sa pyocyanic, staphylococcic and colibcillus.

本品为菌素。对革氏阳性菌盒革氏阴性杆菌都有菌作，于绿脓杆菌葡萄球菌及大肠杆菌的感染。