Abstract: This article reviews the status quo of new antimicrobial agents that have been approved or undergoing phase Ⅱ/Ⅲ clinical trials in last five years at home and abroad, including new β-lactamase inhibitors and their compound preparations, oxazolidinones, tetracyclines, aminoglycosides, glycopeptides, quinolones, new antifungal agents, cyclic lipopeptides and new anti-mycobacterial agents. The antibacterial activities, main mechanisms of drug resistance, and progress of clinical studies of 27 new drugs were introduced to provide a reference for their clinical application.