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頭孢菌素類抗生素;a cephalosporin antibiotic;頭孢替安二鹽酸鹽是一種頭孢菌素抗生素,對革蘭氏陽性和革蘭氏陰性微生物均具有廣譜的活性。;Cefotiam Dihydrochloride is a cephalosporin antibiotic that has a broad spectrum of activity against both gram-positive and gram-negative microorganisms.