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Pharmacology: MCQs on Antimicrobial Agents-II

Multiple Choice Questions on Antimicrobial Agents 1) Which of the following antibiotics acts by inhibiting nucleic acid synthesis? a) Cephalosporin b) Quinolones c) Penicillin d) Sulphonamides 2) Followings are the second-generation quinolones, except? a) Ciprofloxacin b) Enoxacin c) Gatifloxacin d) Ofloxacin 3) Which of the followings are the drug interactions of quinolones is correct? a) Antacids and calcium supplements decrease the absorption of quinolones b) Antacids, and calcium supplements increase absorption of quinolones c) Increased metabolism of warfarin and caffeine d) Quinolones enhance the metabolism of theophylline 4) The mechanism of action of Trimethoprim is: a) Activation of enzyme dihydrofolate reductase b) Activation of enzyme dihydrofolate reductase c) Inhibition of enzyme dihydrofolate reductase d) Inhibition of enzyme dihydropteroate synthetase 5) All of the following combinations are true, except:  a) Ciprofloxacin: inhi...

Pharmacology: MCQ on Antimicrobial Agents-I

Antimicrobials: Cell wall synthesis and protein synthesis inhibitors Multiple Choice Questions 1) Which of the following combination is correct? a) Penicillin: inhibition of cell wall synthesis b) Cephalosporin: inhibition of protein synthesis c) Aminoglycoside: inhibition of cell wall synthesis d) Fluoroquinolones: inhibition of cell wall synthesis 2) What is a common feature among the following group of antibiotics like Penicillin, Cephalosporins, Carbapenems, and Monobactams? a) They all bind penicillin-binding protein-1 and inhibit their transpeptidase activity b) They all have a β-lactam ring as a part of their biological interaction c) None of them can penetrate the central nervous system d) All of the above 3) Amoxycillin is similar to Ampicillin in different respects except in ……………… a) Antibacterial spectrum b) Penicillinase resistance c) Hypersensitivity reaction d) Oral absorption 4)All of the ffollowing statements about Clavulanic acid, Su...