A nurse is preparing to administer a medication that has a low therapeutic index.What should be considered when administering this drug?
The drug has a wide margin of safety
The drug has a narrow margin of safety
The drug has a moderate margin of safety
Therapeutic index does not affect pharmacodynamics
The Correct Answer is B
Therapeutic index refers to the ratio between the toxic dose and the therapeutic dose of a drug.A drug with a low therapeutic index has a narrow margin of safety,meaning that the difference between its toxic and therapeutic doses is small.When administering a drug with a low therapeutic index,the nurse should carefully monitor the client for signs of toxicity.
a.A drug with a low therapeutic index has a narrow margin of safety,meaning that the difference between its toxic and therapeutic doses is small
c.A drug with a low therapeutic index has a narrow margin of safety,meaning that the difference between its toxic and therapeutic doses is small
d.Therapeutic index affects pharmacodynamics by determining the margin of safety between the toxic and therapeutic doses of a drug
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
Therapeutic index refers to the ratio between the toxic dose and the therapeutic dose of a drug.A drug with a low therapeutic index has a narrow margin of safety,meaning that the difference between its toxic and therapeutic doses is small.When administering a drug with a low therapeutic index,the nurse should carefully monitor the client for signs of toxicity.
a.A drug with a low therapeutic index has a narrow margin of safety,meaning that the difference between its toxic and therapeutic doses is small
c.A drug with a low therapeutic index has a narrow margin of safety,meaning that the difference between its toxic and therapeutic doses is small
d.Therapeutic index affects pharmacodynamics by determining the margin of safety between the toxic and therapeutic doses of a drug
Correct Answer is A
Explanation
Intrinsic efficacy refers to how well a drug activates receptors once bound.A drug with high intrinsic efficacy produces maximal response when bound and can activate receptors fully.
b.A drug with high intrinsic efficacy produces maximal response when bound and can activate receptors fully
c.A drug with high intrinsic efficacy produces maximal response when bound and can activate receptors fully
d.Intrinsic efficacy affects pharmacodynamics by determining how well a drug activates receptors once bound
Whether you are a student looking to ace your exams or a practicing nurse seeking to enhance your expertise , our nursing education contents will empower you with the confidence and competence to make a difference in the lives of patients and become a respected leader in the healthcare field.
Visit Naxlex, invest in your future and unlock endless possibilities with our unparalleled nursing education contents today
Report Wrong Answer on the Current Question
Do you disagree with the answer? If yes, what is your expected answer? Explain.
Kindly be descriptive with the issue you are facing.