This invention provides novel 4-oxoquinolizine compounds and their uses for a series of broad-spectrum antibiotics having no cross-resistance to existing or emerging classes of antibiotics. In addition the novel 4-oxoquinolizine compounds are useful against CDC Category A and B pathogens The invention also provides pharmaceutical compositions comprising certain 4-oxoquinolizines in combination with subinhibitory concentrations of polymyxin B against clinical isolates which are resistant to quinolones, carbapenems and other antimicrobial agents.
该发明提供了新颖的4-氧
喹啉并化合物及其用途,用于制备一系列广谱抗生素,对现有或新兴抗生素类别没有交叉耐药性。此外,新颖的4-氧
喹啉并化合物对CDC A和B类病原体也有用。该发明还提供了含有某些4-氧
喹啉并化合物和亚抑制浓度的
多粘菌素B的药物组合物,用于治疗对喹诺
酮类、碳青霉烯和其他抗微
生物药物产生耐药性的临床分离株。