Antimicrobial Chemotherapeutic Agents Which of the following may cause resistance to penicillin? Alteration or lack of penicillin-binding proteins All of these Impermeability of cell envelope Production of β-lactamases by bacteria Alteration or lack of penicillin-binding proteins All of these Impermeability of cell envelope Production of β-lactamases by bacteria ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents The third generation cephalosporin agents is cephalothin cefotaxime cephalexin cefoxitin cephalothin cefotaxime cephalexin cefoxitin ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents The penicillin resistant to β-lactamases is penicillin-G closacillin carbenicillin ampicillin penicillin-G closacillin carbenicillin ampicillin ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents The antibiotics not clinically useful for Pseudomonas aeruginosa infection is ceftazidime aminoglycosides trimethoprim-sulphamethoxazole piperacillin ceftazidime aminoglycosides trimethoprim-sulphamethoxazole piperacillin ANSWER DOWNLOAD EXAMIANS APP
Antimicrobial Chemotherapeutic Agents Which of the following drugs may show plasmid-mediated resistance? Nalidixic acid Ampicillin Rifampicin Methicillin Nalidixic acid Ampicillin Rifampicin Methicillin ANSWER DOWNLOAD EXAMIANS APP
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