注射用阿奇霉素产品介绍课件.pptx
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1、注射用阿奇霉素AZITHROMYCIN FOR INJECTION,产品介绍,阿奇霉素概述,阿奇霉素(azithromycin)是新一代的大环内酯类抗生素,于1980年被发现,1981年推出。阿奇霉素是在第二代红霉素结构修饰后得到的一种广谱抗生素。其抗菌谱比红霉素更广,对流感嗜血杆菌、链球菌的作用比红霉素强4倍。对敏感革兰阳性菌、革兰阴性菌、衣原体、支原体等引起的呼吸、泌尿系统感染有很好的疗效。,阿奇霉素独特的结构式使得抗菌活性倍增,阿奇霉素 分子式:C38H72N2O12分子量:785.0,红霉素分子式:C37H67NO13 分子量 733.93,阿奇霉素的药效学阿奇霉素抗菌活性强,阿奇霉素
2、抗菌活性MIC 90,阿奇霉素的药效学(PD),阿奇霉素对敏感致病菌具有较长的抗生素后效应,阿奇霉素抗菌谱广覆盖临床常见致病菌及非典型致病菌,出色的药代动力学保证阿奇霉素在感染部位的有效分布,特殊的靶向释药:吞噬细胞摄取靶向转移 感染部位药物释放,药物浓度增高,阿奇霉素组织内分布广泛,穿透性高吸收后快速分布到组织中,维持高而稳定的组织浓度组织内浓度可达同期血浓度10100倍,良好的组织渗透性和出色的半衰期 以感染为导向的“靶向”分布,阿奇霉素的药物清除,轻度肾功能不全者不需作剂量调整(肌酐清除率40ml/分钟),阿奇霉素的临床应用,阿奇霉素在成人科室的应用,阿奇霉素治疗咽炎和扁桃体炎有效,We
3、ippl,G.(1993).Multicentre comparison of azithromycin versus erythromycin in the treatment of paediatric pharyngitis or tonsillitis caused by group A streptococci.J Antimicrob Chemother 31 Suppl E:95-101.,阿奇霉素是替代阿莫西林治疗中耳炎的首选,Arguedas,A.,P.Emparanza,et al.(2005).A randomized,multicenter,double blind,d
4、ouble dummy trial of single dose azithromycin versus high dose amoxicillin for treatment of uncomplicated acute otitis media.Pediatr Infect Dis J 24(2):153-161.,P=0.064,P=0.017,P=0.001,治疗急性鼻窦炎,阿奇霉素优于阿莫西林克拉维,Henry,D.C.,E.Riffer,et al.(2003).Randomized double-blind study comparing 3-and 6-day regimens
5、 of azithromycin with a 10-day amoxicillin-clavulanate regimen for treatment of acute bacterial sinusitis.Antimicrob Agents Chemother 47(9):2770-2774.,Ioannidis J P A et al.J.Antimicrob.Chemother.2001;48:677-689,2001 The British Society for Antimicrobial Chemotherapy,阿奇霉素治疗急性咽炎疗效确切,阿奇霉素治疗中耳炎疗效确切,Ioa
6、nnidis J P A et al.J.Antimicrob.Chemother.2001;48:677-689,2001 The British Society for Antimicrobial Chemotherapy,阿奇霉素治疗鼻窦炎疗效确切,Ioannidis J P A et al.J.Antimicrob.Chemother.2001;48:677-689,2001 The British Society for Antimicrobial Chemotherapy,阿奇霉素对CAP疗效确切:各指南的评价,1 Clin Infect Dis.2007;44:S27-S72;2
7、 The Sanford guide to antimicrobial therapy.2008:34-35;3 ASCAP.2005:1-86;4 Eur Respir J 2005;26:11381180;5全科医生临床与教育。2007;5(5):358-360,Contopoulos-Ioannidis D G et al.J.Antimicrob.Chemother.2001;48:691-703,2001 The British Society for Antimicrobial Chemotherapy,阿奇霉素显著降低CAP治疗失败率,阿奇霉素显著降低CAP患者死亡率,Asadi
8、 L,Sligl WI,Eurich DT,Macrolide-Based Regimens and Mortality in Hospitalized Patients With Community-Acquired Pneumonia:A Systematic Review and Meta-analysis.Clin Infect Dis.2012 May 31.,阿奇霉素显著降低CAP患者死亡率,Asadi L,Sligl WI,Eurich DT,Macrolide-Based Regimens and Mortality in Hospitalized Patients With
9、Community-Acquired Pneumonia:A Systematic Review and Meta-analysis.Clin Infect Dis.2012 May 31.,阿奇霉素可降低院内获得性肺炎发生率,CONCLUSIONS:There was a trend towards reduced incidence of VAP in colonized azithromycin-treated patients.In addition,azithromycin significantly prevented VAP in those patients at high r
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