LEHNE PHARMACOLOGY COMPLETE
LEARNING REFERENCE COVERING CHAPTERS 1
THROUGH 110 WITH INTEGRATED QUESTIONS
AND EXPLANATIONS
©Some foods can inhibit CYP isoenzymes and alter drug metabolism.
Answer:Which statement about food and drug interactions is true?
©Ask the patient about over-the-counter medications used.
Contact the prescriber to request cytochrome P450 levels.
Obtain a thorough diet history. Answer:A nurse is caring for a patient
who is taking multiple medications. To help ensure that adverse drug
reactions are prevented or minimized, the nurse will do which of the
following?
©An increased adverse effect Answer:A patient is taking two
prescription medications that both adversely cause bradycardia. The
nurse should monitor the patient for which type of effect?
©An adult who takes eight prescription medications for a chronic
condition Answer:Which individual is at the highest risk for a drug-drug
interaction?
, ©" I drink a glass of grapefruit juice each evening." Answer:The nurse
cares for a patient who is taking a calcium channel blocker for
hypertension. The nurse should be most concerned if the patient makes
which statement?
©"Take the medication 1 hour before eating." Answer:A patient is
prescribed a medication to be taken on an empty stomach. Which
statement should the nurse include when providing patient teaching?
©whenever a patient takes two or more drugs Answer:Drug-drug
interactions can occur....
©-one drug may intensify the effects of the other
-one drug may reduce the effects of the other
-the combination may produce a new response not seen with either drug
alone Answer:What are 3 possible outcomes when drugs interact?
©inhibitory drugs Answer:interactions that result in reduced drug effects
©-direct chemical or physical interaction
-pharmacokinetic interaction
-pharmacodynamic interaction
LEARNING REFERENCE COVERING CHAPTERS 1
THROUGH 110 WITH INTEGRATED QUESTIONS
AND EXPLANATIONS
©Some foods can inhibit CYP isoenzymes and alter drug metabolism.
Answer:Which statement about food and drug interactions is true?
©Ask the patient about over-the-counter medications used.
Contact the prescriber to request cytochrome P450 levels.
Obtain a thorough diet history. Answer:A nurse is caring for a patient
who is taking multiple medications. To help ensure that adverse drug
reactions are prevented or minimized, the nurse will do which of the
following?
©An increased adverse effect Answer:A patient is taking two
prescription medications that both adversely cause bradycardia. The
nurse should monitor the patient for which type of effect?
©An adult who takes eight prescription medications for a chronic
condition Answer:Which individual is at the highest risk for a drug-drug
interaction?
, ©" I drink a glass of grapefruit juice each evening." Answer:The nurse
cares for a patient who is taking a calcium channel blocker for
hypertension. The nurse should be most concerned if the patient makes
which statement?
©"Take the medication 1 hour before eating." Answer:A patient is
prescribed a medication to be taken on an empty stomach. Which
statement should the nurse include when providing patient teaching?
©whenever a patient takes two or more drugs Answer:Drug-drug
interactions can occur....
©-one drug may intensify the effects of the other
-one drug may reduce the effects of the other
-the combination may produce a new response not seen with either drug
alone Answer:What are 3 possible outcomes when drugs interact?
©inhibitory drugs Answer:interactions that result in reduced drug effects
©-direct chemical or physical interaction
-pharmacokinetic interaction
-pharmacodynamic interaction
