مجلة الامة العربية

Table 2

Table 2 . Antimicrobial spectrum (4 quadrants of “coverage”)
	Aerobic bacteria		Anaerobic bacteria
Spectrum	Gram (+)	Gram (-)	Gram (+)	Gram (-)	Examples
Broad	+	+	+	+	cefoxitin, chloramphenicol, imipenam, tetracyclines
Intermediate	+	+	+	±	carbenicillin, ticarcillin, ceftiofur, penicillin/clavulanic acid, cephalosporins
Intermediate	+	±	+	±	ampicillin, amoxicillin
Narrow		+			aztreonam, polymyxin
	+	±	+	±	benzyl penicillin 0
	+	+			aminoglycosides, spectinomycin, sulfonamides, trimethoprim
	+	+			enrofloxacin
	+		+	+	lincosamides, macrolides, pleuromutilins, vancomycin
	+		+		bacitracin
			+	+	nitroimidazoles
±-variable activity .

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