Skip to ContentGo to accessibility page
Pharmacology for Nurses

Review Questions

Pharmacology for NursesReview Questions

Review Questions

1.
A client is asking what medication would be best for relief of their allergies. Upon further assessment, the nurse learns that the client is a construction worker. What should the nurse recommend?
  1. Diphenhydramine
  2. Cetirizine
  3. Brompheniramine
  4. Acetylcysteine
2.
A client taking guaifenesin informs the nurse that the medication is not helping with their cough. What further information should the nurse obtain from the client?
  1. “Is your cough productive or nonproductive?”
  2. “What time of day do you take the drug?”
  3. “Have you increased the dose?”
  4. “Why don’t you take another drug?”
3.
Acetylcysteine is a mucolytic used to help clear respiratory secretions from the airways. For what other purpose can it be used?
  1. Allergic reactions
  2. Pain management
  3. Acetaminophen toxicity
  4. Opioid overdose
4.
What statement by the client indicates an understanding of the education provided for oxymetazoline?
  1. “I should use the spray every day even if my nose is not congested.”
  2. “The drug may take weeks to take full effect.”
  3. “I should not use the drug for more than 3 days.”
  4. “The drug may produce many systemic side effects.”
5.
Clients taking opioid antitussives should be monitored closely for what adverse effect?
  1. Increased heart rate
  2. Insomnia
  3. Diarrhea
  4. Respiratory depression
6.
The nurse should educate clients taking dextromethorphan to avoid what?
  1. Grapefruit juice
  2. Orange juice
  3. Tomatoes
  4. Caffeine
7.
Which statement best describes the action of nasal decongestants?
  1. Nasal decongestants promote mucus production, leading to easier clearance of nasal passages.
  2. Nasal decongestants inhibit histamine release, reducing nasal congestion and inflammation.
  3. Nasal decongestants exert their effect by constricting blood vessels in the nasal mucosa, relieving congestion.
  4. Nasal decongestants decrease the production of prostaglandins, which results in decreased nasal discharge.
8.
Which of the following statements correctly describes the mechanism of action of loratadine?
  1. Loratadine dilates blood vessels in the nasal passages.
  2. Loratadine is a mucolytic.
  3. Loratadine is an H1 receptor antagonist.
  4. Loratadine is a xanthine.
9.
The health care provider orders diphenhydramine 50 mg intramuscularly (IM) for a client with an allergic reaction. The vial contains 25 mg/mL. How many milliliters (mL) should the nurse administer?
  1. 0.5 mL
  2. 1.5 mL
  3. 2 mL
  4. 2.5 mL
10.
A client is prescribed loratadine 10 mg orally once daily for seasonal allergies. The available tablets are 5 mg each. How many tablets should the client take per dose?
  1. 1 tablet
  2. 2 tablets
  3. 3 tablets
  4. 4 tablets
Citation/Attribution
Reuse and redistribution of this content in digital or print format:
  • This book may not be used in the training of large language models or otherwise be ingested into large language models or generative AI offerings without OpenStax's prior written permission.
  • This book uses the Creative Commons Attribution-NonCommercial-ShareAlike License, which means that you can reuse and modify the material only for noncommercial purposes, must attribute OpenStax, and must distribute any derivative works under the same license.
  • Any commercial printing of this textbook, including using a local or custom printer, must be approved by OpenStax, and proper citation provided.
  • OpenStax-copyrighted images, activities, assessments, and similar components of this book are subject to the same licensing – CC-BY-NC-SA. They can be used for noncommercial purposes with attribution. Commercial use requires permission.
  • Permission requests: Anyone who intends to incorporate this content (including text, images, and other components) into large language models, use it in AI offerings, use it commercially (including in print), and/or has questions about another use case is welcome to complete our reuse request form.
Attribution information
  • If you are redistributing all or part of this book in a noncommercial print format, then you must include on every physical page the following attribution:

    Access for free at https://openstax.org/books/pharmacology/pages/1-introduction

  • If you are redistributing all or part of this book in a noncommercial digital format, then for every page that includes OpenStax content, you must license the derivative work under the same CC-BY-NC-SA license as the original, and include on every digital page view the following attribution:

    Access for free at https://openstax.org/books/pharmacology/pages/1-introduction

Citation information

The information below includes the information needed to generate citations in most major styles (APA, MLA, etc.); you must reformat and organize the information as needed to fit the requirements of the style. Use the information below to generate a citation. We recommend using a citation tool such as this one.

© Apr 23, 2026 OpenStax. Textbook content produced by OpenStax is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike License. The OpenStax name, OpenStax logo, OpenStax book covers, OpenStax CNX name, and OpenStax CNX logo, and Rice University name, and Rice University logo trademarks, or wordmarks are not subject to the Creative Commons license and may not be reproduced without the prior and express written consent of Rice University.