Azithromycin Extended Release: A Review of its Use in the Treatment of Acute Bacterial Sinusitis and Community-Acquired Pneumonia in the US
Authors: Tracy Swainston Harrison,1; Keam, Susan J.1
Source: Drugs, Volume 67, Number 5, 2007 , pp. 773-792(20)
Publisher: Adis International
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Abstract:
Azithromycin is a macrolide antibacterial agent. The novel microspheres oral extended-release formulation (Zmax™) is the first antibacterial drug approved in the US for administration as a single dose in adult patients with mild to moderate acute bacterial sinusitis (ABS) or community-acquired pneumonia (CAP). It has a broad spectrum of in vitro antibacterial activity against Gram-positive, Gram-negative and atypical pathogens that cause ABS and CAP infections (including Streptococcus pneumoniae), and achieves good tissue penetration. Azithromycin extended release is an effective and generally well tolerated treatment in patients with ABS or CAP. The clinical cure rates of a single 2.0g dose of azithromycin extended release were noninferior to those obtained with a 10-day regimen of levofloxacin in patients with ABS, and with 7-day regimens of clarithromycin extended release or levofloxacin in patients with CAP. With a pharmacodynamic and pharmacokinetic profile well suited to administration as a single-dose regimen that may offer the advantage of improved compliance and convenience compared with once-daily longer-course regimens, azithromycin extended release is a new option in the empirical treatment of adult patients with mild or moderate ABS or CAP in the US.Keywords: Acute sinusitis; Adis Drug Evaluations; Azithromycin; Community acquired pneumonia; Controlled release drugs
Document Type: Research article
Affiliations: 1: Wolters Kluwer Health | Adis, Auckland, New Zealand, an editorial office of Wolters Kluwer Health, Conshohocken, Pennsylvania, USA
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