商品名：Zithromax*
Binds to the 50S bacterial ribosome (like erythromycin), inhibiting peptide bond formation and has bactericidal or bacteriostatic activity depending on the susceptibility of the organism. Azithromycin has a longer tissue half-life than erythromycin, shows better oral absorption and is better tolerated in humans.
Alternative to penicillin in allergic individuals as it has a similar, although not identical, antibacterial spectrum. It is active against Gram-positive cocci (some Staphylococcus species are resistant), Gram-positive bacilli, some Gram-negative bacilli (Haemophilus, Pasteurella), mycobacteria, obligate anaerobes, Chlamydophila, Mycoplasma and Toxoplasma. Some strains of Actinomyces, Nocardia and Rickettsia are also inhibited. Most strains of the Enterobacteriaceae (Pseudomonas, Escherichia col
劑量數字暫停提供：VetPro 的劑量改依 DRUGAPI 藥物資料庫對外的內容，DRUGAPI 目前不提供可直接計算的劑量。下方列出 DRUGAPI 的審查結論與劑量審查引用的來源；計算機可手動輸入劑量換算。
D0077 是已停用的重複身分別名，不得執行臨床計算、劑量、處方、產品、途徑、頻率、療程、副作用分層或交互作用判定。系統只能導向 D0698；主控必須在 D0698 內另外確認物種、診斷、血液學狀態、精確產品、法規與監測，而且不得從 D0077 傳入任何 caller 值或舊 payload。
依出現頻率分組；嚴重副作用獨立列出，臨床上需立即辨識。