A client is prescribed bethanechol (Urecholine) 10 mg PO tid. What will the nurse determine as an adverse effect of this medication?
1. Nausea and vomiting
2. Blurred vision
3. Orthostatic hypotension
4. Increased peristalsis
5. Slow respiratory rate
Correct Answer: 1,2,3
Rationale 1: Nausea and vomiting are an adverse effect of a direct cholinergic agonist such as bethanechol.
Rationale 2: Blurred vision is an adverse effect of a direct cholinergic agonist such as bethanechol.
Rationale 3: Orthostatic hypotension is an adverse effect of a direct cholinergic agonist such as bethanechol.
Rationale 4: Increased peristalsis is an expected effect of a direct cholinergic agonist such as bethanechol.
Rationale 5: A slow respiratory rate is an expected effect of a direct cholinergic agonist such as bethanechol.
Global Rationale: Nausea and vomiting, blurred vision, and orthostatic hypotension are adverse effect of a direct cholinergic agonist such as bethanechol. Increased peristalsis and a slow respiratory rate are both expected effects of a direct cholinergic agonist such as bethanechol.
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