Skip to ContentGo to accessibility page

Chapter 35

Review Questions

1.
a. A potential adverse effect of trimethoprim and sulfamethoxazole is photosensitivity (increased sensitivity to sunlight or artificial light).
2.
b. 200 mg ÷ 100 m g t a b l e t s = 2 t a b l e t s
3.
c. Tadalafil works by relaxing the smooth muscles in the prostate and bladder, which can help improve urine flow and reduce the urinary symptoms caused by prostate enlargement.
4.
c. Oxybutynin is an anticholinergic, and a common adverse effect is dry mouth (xerostomia) due to the inhibition of salivary gland secretions.
5.
b. Phenazopyridine hydrochloride is a urinary analgesic that provides relief from the pain, burning, and discomfort associated with UTIs.
6.
d. The vasomotor response of systemic vasodilation can occur if the client changes position rapidly, resulting in vertigo and syncope.
7.
c. The pharmacologic action of mirabegron involves the selective activation of beta-3 adrenergic receptors in the bladder, leading to relaxation of the detrusor smooth muscle. This relaxation increases bladder capacity and decreases the urgency and frequency of urination.
8.
a. Trimethoprim induces a progressive but reversible increase of serum potassium concentrations in a substantial number of clients.
9.
d. Phenazopyridine hydrochloride is intended for short-term use to alleviate urinary pain and discomfort and should not be used longer than 2 days.
10.
c. Solifenacin succinate is contraindicated in clients with narrow angle glaucoma.
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.