由于喹诺酮类物具有广谱抗菌活性且可口服给药 ,因此 ,开发的品种越来越多 ,临床应用也日趋广泛。尽管如此 ,由于其某些Ｇ+菌、厌氧菌的抗菌效果并不现想 ,中枢神经系统毒性及光毒性和耐药性等问题 ,抗癌及抗病毒作用的新发现 ,喹诺酮类药物研究呈现新趋势。1　从喹诺酮类药物 Because quinolones have broad-spectrum antimicrobial activity and can be administered orally, there are more and more varieties developed and the clinical application is more and more extensive. In spite of this, the antibacterial effect of certain G + bacteria and anaerobic bacteria is not satisfactory, the toxicity of the central nervous system, phototoxicity and drug resistance, new discoveries of anti-cancer and anti-virus effects, quinolone drug research Showing a new trend. 1 from quinolones