NSG 318 EXAM 3 QUESTIONS AND
THEIR VERIFIED SOLUTIONS
What is the class of Diphenhydramine (Benadryl)?
Antihistamine (1st generation H1 blocker)
What are the indications for using Diphenhydramine
(Benadryl)?
Allergic rhinitis, common cold, motion sickness, urticaria
What is the mechanism of action of Diphenhydramine
(Benadryl)?
Competes with histamine at H1 receptor sites → blocks
histamine effects
What are the key side effects of Diphenhydramine
(Benadryl)?
Drowsiness, dry mouth, urinary retention, blurred vision
What nursing considerations should be taken when
administering Diphenhydramine (Benadryl)?
Avoid use with alcohol or CNS depressants; educate
about drowsiness; avoid driving
Is Diphenhydramine (Benadryl) recommended for
neonates or patients with acute asthma?
Not recommended
What is the class of Dextromethorphan?
Antitussive
What is the indication for Dextromethorphan?
Nonproductive cough
What is the mechanism of action of
Dextromethorphan?
Acts on cough center in medulla to suppress cough reflex
, What are key side effects of Dextromethorphan?
Drowsiness, dizziness, nausea
What nursing consideration should be taken with
Dextromethorphan in patients with asthma?
Caution in asthma
What nursing consideration should be taken with
Dextromethorphan in patients with hepatic disease?
Caution in hepatic disease
What should be avoided when taking
Dextromethorphan due to the risk of serotonin
syndrome?
MAOIs
What should be encouraged to thin secretions when
taking Dextromethorphan?
Fluid intake
What class of medication is Albuterol?
Beta₂-Adrenergic Agonist
What are the indications for Albuterol?
Bronchospasm, asthma, COPD
What is the mechanism of action of Albuterol?
Stimulates beta-2 receptors → bronchodilation
What are key side effects of Albuterol?
Tremors, palpitations, tachycardia, nervousness
What should be monitored when a patient is using
Albuterol?
Heart rate and respiratory status
What should patients be educated on regarding
Albuterol inhaler use?
Proper inhaler use
What should be avoided when using Albuterol to
prevent rebound effects?
THEIR VERIFIED SOLUTIONS
What is the class of Diphenhydramine (Benadryl)?
Antihistamine (1st generation H1 blocker)
What are the indications for using Diphenhydramine
(Benadryl)?
Allergic rhinitis, common cold, motion sickness, urticaria
What is the mechanism of action of Diphenhydramine
(Benadryl)?
Competes with histamine at H1 receptor sites → blocks
histamine effects
What are the key side effects of Diphenhydramine
(Benadryl)?
Drowsiness, dry mouth, urinary retention, blurred vision
What nursing considerations should be taken when
administering Diphenhydramine (Benadryl)?
Avoid use with alcohol or CNS depressants; educate
about drowsiness; avoid driving
Is Diphenhydramine (Benadryl) recommended for
neonates or patients with acute asthma?
Not recommended
What is the class of Dextromethorphan?
Antitussive
What is the indication for Dextromethorphan?
Nonproductive cough
What is the mechanism of action of
Dextromethorphan?
Acts on cough center in medulla to suppress cough reflex
, What are key side effects of Dextromethorphan?
Drowsiness, dizziness, nausea
What nursing consideration should be taken with
Dextromethorphan in patients with asthma?
Caution in asthma
What nursing consideration should be taken with
Dextromethorphan in patients with hepatic disease?
Caution in hepatic disease
What should be avoided when taking
Dextromethorphan due to the risk of serotonin
syndrome?
MAOIs
What should be encouraged to thin secretions when
taking Dextromethorphan?
Fluid intake
What class of medication is Albuterol?
Beta₂-Adrenergic Agonist
What are the indications for Albuterol?
Bronchospasm, asthma, COPD
What is the mechanism of action of Albuterol?
Stimulates beta-2 receptors → bronchodilation
What are key side effects of Albuterol?
Tremors, palpitations, tachycardia, nervousness
What should be monitored when a patient is using
Albuterol?
Heart rate and respiratory status
What should patients be educated on regarding
Albuterol inhaler use?
Proper inhaler use
What should be avoided when using Albuterol to
prevent rebound effects?
