70. You have 2 drugs A and B, drug A has a toxic dose of 100…

70. You have 2 drugs A and B, drug A has a toxic dose of 100ug/ml and MIC of             20ug/ml.  Drug B has a toxic dose of 25ug/ml, and MIC of 5ug/ml.  Which of             the two drugs (if any) is safer to use and why?              —————————————————————————————————               —————————————————————————————————