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Antibiotics that are effective against a wide range ofgram-positive and gram-negative bacteria are known as broad spectrumantibiotics. Chloramphenicol is a broad spectrum antibiotic.
It can be used for the treatment of typhoid, dysentery,acute fever, pneumonia, meningitis, and certain forms of urinary infections.Two other broad spectrum antibiotics are vancomycin and ofloxacin. Ampicillinand amoxicillin −synthetically modified from penicillin − are also broadspectrum antibiotics.