What side effect should be reported when a patient is taking amitriptyline (Elavil)?

• A. Increased appetite
• B. Urinary retention
• C. Weight loss
• D. Dry mouth

Answer: (B)

When a patient is taking amitriptyline, one notable side effect to monitor and report is urinary retention. Amitriptyline is a tricyclic antidepressant that can have anticholinergic effects, which may lead to difficulties in urination or urinary retention. This happens because it inhibits the activity of the neurotransmitter acetylcholine, resulting in decreased bladder contractility.

While increased appetite, weight loss, and dry mouth are also possible side effects of amitriptyline, urinary retention can lead to more serious complications if not addressed, making it critical for healthcare providers to be aware of this symptom. Monitoring for urinary retention ensures that any issues can be managed promptly to prevent further complications that could affect the patient's health and comfort.