Which of the following best describes pharmacokinetics?
The study of how drugs interact with specific drug
The study of how drugs are developed and manufactured
The study of how drugs are prescribed and administered
The study of how drugs are absorbed, distributed, metabolized, and excreted by the body.
The Correct Answer is D
A. This option describes drug-drug interactions, which are part of pharmacodynamics rather than pharmacokinetics.
B. The development and manufacturing of drugs pertain more to pharmaceutical sciences than pharmacokinetics.
C. Prescribing and administering drugs are related to pharmacotherapy but do not encompass the full scope of pharmacokinetics.
D. Pharmacokinetics is defined as the study of how drugs are absorbed, distributed, metabolized, and excreted by the body, providing insights into the drug's action and efficacy.
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Related Questions
Correct Answer is D
Explanation
A. This option does not accurately describe resistance; it focuses on healthcare provider actions rather than microorganism behavior.
B. This statement addresses the immune response rather than drug resistance, which is a pharmacological concept.
C. This option incorrectly implies that drug efficacy equates to resistance; drug effectiveness is hindered by the presence of resistant microorganisms.
D. Resistance to anti-infectives refers to the ability of microorganisms to survive and multiply in the presence of drugs that are designed to inhibit their growth or kill them, posing significant challenges in treating infections.
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.
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