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