QuestionSBA
QuestionChoice
Clarithromycin is a macrolide antibiotic that inhibits bacterial protein synthesis. It does not have any anti-viral actions.
10007806
b
Inhibit viral protein synthesis
QuestionChoice
No, this is the wrong mechanism of action.
10007809
e
Disrupt cell wall synthesis by inhibiting the beta-lactamase enzyme
QuestionChoice
No, this is the wrong mechanism of action.
10007808
d
Inhibit topoisomerase II enzyme therefore preventing bacterial DNA transcription
QuestionChoice
No, this is the wrong mechanism of action.
10007807
c
Disrupt cell wall synthesis by inhibiting the transpeptidation enzyme
QuestionChoice
Clarithromycin is a macrolide antibiotic, hence this is the correct mechanism of action
10007805
a
Inhibits bacterial protein synthesis by binding to the 50S subunit
Concept
Chapter
2693
3887
Antibiotics
Topic
148
Microbiology
14108
A 23-year-old woman presents to the GP with a persistent dry cough and pleuritic chest pain.

A set of observations are measured:

Respiratory Rate: 25 breaths/min

Temperature: 39.8° C

Blood Pressure 100/72 mmHg

Heart Rate: 78 beats/min

A diagnosis of  pneumonia is made, for which she is prescribed clarithromycin.

Which of the following describes the mechanism of action of clarithromycin?
a