ATI RN
ATI NUR 229 Pharmacology Test 1 OEK Questions
Extract:
Question 1 of 5
Loratadine (Claritin) has an advantage over traditional antihistamines such as diphenhydramine (Benadryl) in that loratadine has
Correct Answer: A
Rationale: Loratadine, a second-generation antihistamine, causes less sedation than diphenhydramine, a first-generation antihistamine, making it preferable for daytime use.
Question 2 of 5
A patient complains of worsening nasal congestion despite the use of oxymetazoline (Afrin) nasal spray every 2 to 4 hours for the past 5 days. The nurse's response is based on the knowledge that
Correct Answer: C
Rationale: Prolonged use of oxymetazoline can cause rebound congestion (rhinitis medicamentosa), worsening symptoms due to nasal vessel dependence. Other options misrepresent its use or effects.
Question 3 of 5
Acetylcysteine (Mucomyst) is a mucolytic that can also be used in the treatment of overdosage of which drug?
Correct Answer: C
Rationale: Acetylcysteine replenishes glutathione, neutralizing toxic acetaminophen metabolites in overdose, preventing liver damage. It's not used for overdoses of ibuprofen, diphenhydramine, or amoxicillin.
Question 4 of 5
A nurse is providing teaching to a client who has asthma and a new prescription for inhaled beclomethasone. Which of the following instructions should the nurse provide?
Correct Answer: D
Rationale: Beclomethasone, an inhaled corticosteroid, can cause oral thrush. Rinsing the mouth after use reduces this risk. Other options are not relevant to its administration.
Question 5 of 5
The nurse is reviewing medication errors. Which situation is an example of a medication error?
Correct Answer: C
Rationale: A medication error involves incorrect administration, like giving a double dose by not cutting a pill. Hives may be an allergic reaction, persistent pain isn't an error, and refusal is a patient choice.