NUR 521 ADVANCED PHARMACOLOGY
EXAM 1 QUESTIONS AND CORRECT
ANSWERS GRADED A+|2026 UPDATED
What are the nursing education steps for antitussives?
Adhere to dosage
Preg Cat C
Assess Resp. status
DO NOT crush pulls
These drugs can be abused
What is the prototype drug for antitussives?
Dextromethorphan (Robitussin DM)
What are some other drugs classified as antitussives?
Codeine (hydrocodone), Diphenhydramine (Benadryl)
What is the PT for decongestants?
Reduction of nasal mucous
,What is the PD for decongestants?
vasoconstriction of nasal arterioles
What is the PK for decongestants?
Oral onset 30 min, topical 5-10 min
What are some contraindications of decongestants?
Preg Cat C, CVD - will raise HR because it is a sympathomimetic
What are some nursing roles associated with decongestants?
Assess coronary arteries, CVD, Htn, glaucoma, hyperglycemia, tell pts to avoid smoking
What are some adverse effects of decongestants?
Tension, anxiety, tachycardia, increase BP, REBOUND CONGESTION
What is the prototype drug of decongestants?
Pseudoephedrine (Sudafed) - don't take if abrasion in nasal mucosa
,What is the PT for antihistamines?
Seasonal allergies
What is the PD for antihistamines?
Selectively blocks the effects of histamine at the H1 receptor sites, competitively binds
What is the PK for antihistamines?
Oral, peak 2-6 hrs
What are the contraindications of antihistamines?
1st Gen create drowsiness, Preg Class C, grapefruit juice, rifampin will decrease effects
What are the nursing roles for antihistamines?
Drink one glass of water, avoid grapefruit and alcohol, CNS affects, dehumidifier, renal clearance to
determine ability
What are some adverse effects of antihistamines?
Increased risk for viral infections, nausea, vomiting
, List some 1st gen antihistamines
Chlorpheniramine, clemastine, diphenhydramine
List some second gen. antihistamines
Cetirizine, loratadine, desloratadine
What is the PT for expectorants?
Relieves dry nonproductive cough, loosens secretions
What is the PD for expectorants?
Enhance output of respiratory tract secretions by reducing adhesiveness and surface tension in mucous
What is the PK for expectorants?
Oral, onset 30 min, duration 4-6 hrs
What are some adverse effects of expectorants?
GI symptoms, headache, dizziness
What are some contraindications of expectorants?
EXAM 1 QUESTIONS AND CORRECT
ANSWERS GRADED A+|2026 UPDATED
What are the nursing education steps for antitussives?
Adhere to dosage
Preg Cat C
Assess Resp. status
DO NOT crush pulls
These drugs can be abused
What is the prototype drug for antitussives?
Dextromethorphan (Robitussin DM)
What are some other drugs classified as antitussives?
Codeine (hydrocodone), Diphenhydramine (Benadryl)
What is the PT for decongestants?
Reduction of nasal mucous
,What is the PD for decongestants?
vasoconstriction of nasal arterioles
What is the PK for decongestants?
Oral onset 30 min, topical 5-10 min
What are some contraindications of decongestants?
Preg Cat C, CVD - will raise HR because it is a sympathomimetic
What are some nursing roles associated with decongestants?
Assess coronary arteries, CVD, Htn, glaucoma, hyperglycemia, tell pts to avoid smoking
What are some adverse effects of decongestants?
Tension, anxiety, tachycardia, increase BP, REBOUND CONGESTION
What is the prototype drug of decongestants?
Pseudoephedrine (Sudafed) - don't take if abrasion in nasal mucosa
,What is the PT for antihistamines?
Seasonal allergies
What is the PD for antihistamines?
Selectively blocks the effects of histamine at the H1 receptor sites, competitively binds
What is the PK for antihistamines?
Oral, peak 2-6 hrs
What are the contraindications of antihistamines?
1st Gen create drowsiness, Preg Class C, grapefruit juice, rifampin will decrease effects
What are the nursing roles for antihistamines?
Drink one glass of water, avoid grapefruit and alcohol, CNS affects, dehumidifier, renal clearance to
determine ability
What are some adverse effects of antihistamines?
Increased risk for viral infections, nausea, vomiting
, List some 1st gen antihistamines
Chlorpheniramine, clemastine, diphenhydramine
List some second gen. antihistamines
Cetirizine, loratadine, desloratadine
What is the PT for expectorants?
Relieves dry nonproductive cough, loosens secretions
What is the PD for expectorants?
Enhance output of respiratory tract secretions by reducing adhesiveness and surface tension in mucous
What is the PK for expectorants?
Oral, onset 30 min, duration 4-6 hrs
What are some adverse effects of expectorants?
GI symptoms, headache, dizziness
What are some contraindications of expectorants?
