NCLEX-RN practice questions Pharmacology

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quiz What is the role of the nurse in medication administration? (Select all that apply)

• Ensure that medications are administered and delivered

in a safe manner.

• Be certain that health care provider orders are

accurate.

• Inform the patient that prescribed medications need to

be taken only if the patient agrees with the treatment plan.

• Ensure that the patient understands the use and

administration technique for all prescribed medications.

• Prevent adverse drug reactions by properly

administering all medications.1,4 Before administering drugs by the enteral route, the nurse should evaluate which of the following?

• Ability of the patient to lie supine.
• Compatibility of the drug with IV fluid.
• Ability of the patient to swallow.
• Patency of the injection port.

3

While taking the patients admission history, the patient describes having a severe allergy to an antibiotic. What is the nurses responsibility to prevent an allergic reaction.(Select all that apply)

• Instruct the patient to alert all providers about the

allergy.

• Document the allergy in the medical record.
• Notify the provider and the pharmacy of the allergy

and type of allergic reaction.

• Place an allergy bracelet on the patient.
• Instruct the patient not to allow anyone to give the

antibiotic.2,3,4 The order reads "Lasix 40 mg IV STAT." Which of the following actions should the nurse take?

• Administer the medication within 30 min of the order.
• Administer the medication within 5 min of the order.
• Administer the medication as required by the patients

condition.

• Assess the patients ability to tolerate the medication

before giving.2 Which of the following medications would not be administered through a nasogastric tube? (Select all that apply)

• Liquids.
• Enteric - coated tablets.
• Sustained - release tablets.
• Finely crushed tablets.
• IV medications.

2,3,5 A patient with diabetes has been NPO since midnight for surgery in the morning. He usually takes an oral type 2 antidiabetic drug to control his diabetes. What would be the best action for the nurse to take concerning the administration of his medication?

• Hold all medications as ordered.
• Give him the medication with a sip of water.
• Give him half the original dose.
• Contact the provider for further orders.

4

A patient has an order for a tetracycline antibiotic and has been instructed to avoid taking the medication with foods, beverages, or drugs that contain calcium, iron, or magnesium. The patient takes the antibiotic along with a daily multivitamin, not realizing that the vitamin contains iron. What effect may this have on the tetracycline?

• Impaired absorption
• Increased distribution.
• Decreased metabolism.
• Impaired excretion.

1 A patient has a malignant brain tumor. What pharmacokinetic phase may be affected by the presence of the tumor?

• Absorption
• Distribution
• Metabolism
• Excretion

2 A patient with cirrhosis of the liver exhibits decreased metabolic activity. This will require what possible changes? (Select all that apply).

• A reduction in the dosage of the drugs.
• A change in the timing of medication administration.
• An increased dose of prescribed drugs.
• Giving all prescribed drugs by intramuscular injection.
• More frequent monitoring for adverse drug effects.

1,5 The patient requires a drug that is known to be completely metabolized by the first-pass effect. What change will be needed when this drug is administered?

• The drug must be given more frequently.
• The drug must be given in higher doses.
• The drug must be given in a lipid - soluble form.
• The drug must be given by a non oral route such as

parenterally.4 A patient who is in renal failure may have a diminished capacity to excrete medications. The nurse must assess the patient more frequently for what development?

• Increased risk of allergy.
• Decreased therapeutic drug effects.
• Increased risk for drug toxicity.
• Increased absorption of the drug from the intestines.

3

2What is the rationale for the administration of a loading dose of a drug?

• It decreases the number of doses that must be given.
• It results in lower dosages being required to achieve

therapeutic effects.

• It decreases the risk of drug toxicity.
• It more rapidly builds plasma drug levels to a plateau

level.4 A patient experiences profound drowsiness when a stimulant drug is given. This is an unusual reaction for this drug, a reaction that has not been associated with that particular drug. What is the term for this type of drug reaction?

• Allergic reaction
• Idiosyncratic reaction.
• Enzyme - specific reaction.
• Unaltered reaction.

2 The provider has ordered atropine, a drug that will prevent the patients own chemical, acetylcholine, from causing parasympathetic effects. What type of drug would atropine be considered?

• An antagonist
• A partial agonist
• An agonist
• A protagonist

1 A nursing student reads in a pharmacology textbook that 10 mg of morphine is considered to provide the same pain relief as 200 mg of codeine. This indicates that the morphine would be considered more ____ than codeine.Potent What is the term used to describe the magnitude of maximal response that can be produced from a particular drug?

• Efficacy
• Toxicity
• Potency
• Comparability

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