What is the mechanism of action used by cephalosporins in the treatment of bacterial infections?
inhibition of protein synth
Inhibition of DNA replication
Inhibition of cell wall synthesis
Inhibition of folic acid synthesis
The Correct Answer is C
A. Inhibition of protein synthesis is the mechanism of action for other classes of antibiotics, such as tetracyclines and macrolides.
B. Inhibition of DNA replication is characteristic of fluoroquinolones.
C. Cephalosporins work by inhibiting cell wall synthesis, leading to bacterial lysis and death. This mechanism is critical for their effectiveness against a wide range of bacterial infections.
D. Inhibition of folic acid synthesis is primarily associated with sulfonamides.
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Related Questions
Correct Answer is C
Explanation
A. Nephrotoxicity is a serious adverse effect of aminoglycosides that often require immediate discontinuation of the drug to prevent further damage.
B. Ototoxicity is a serious adverse effect of aminoglycosides that often require immediate discontinuation of the drug to prevent further damage.
C. Nausea is a common side effect of many medications, including aminoglycosides, but it typically does not necessitate discontinuation of treatment unless it is severe or persistent.
D. Vertigo can also be related to ototoxic effects and may require discontinuation depending on severity and persistence.
Correct Answer is C
Explanation
A. This option refers to pharmaceutical formulation, not pharmacodynamics.
B. This description pertains to pharmacokinetics, which involves drug absorption, distribution, metabolism, and elimination.
C. Pharmacodynamics is defined as the study of how drugs interact with specific drug receptors to produce a physiological response, explaining the effects of drugs on the body.
D. This option relates to drug development and testing rather than the specific interactions of drugs within the body.
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