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Pharmacology Made Easy 5.0 The Neurological System (Part 1) Test Questions and Answers | Latest Version | 2025/2026 | Correct & Verified
What is the primary therapeutic use of phenytoin?✔✔To control and prevent seizures in epilepsy.
What is a serious long-term side effect of phenytoin that affects oral health?✔✔Gingival hyperplasia (overgrowth of gum tissue).
Why must blood levels be monitored in a patient taking phenytoin?✔✔To ensure therapeutic range and prevent toxicity.
What is the action of levodopa in treating Parkinson’s disease?✔✔It increases dopamine levels in the brain to improve motor function.
What dietary consideration is important for patients taking levodopa/carbidopa?✔✔Avoid high-protein meals as they can interfere with drug absorption. 1 / 2
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What is a key adverse effect of levodopa that should be reported to a provider?✔✔Involuntary movements or dyskinesias.
Why is carbidopa combined with levodopa?✔✔To prevent breakdown of levodopa before it reaches the brain.
What is the most common side effect of donepezil in Alzheimer’s treatment?✔✔Nausea and gastrointestinal upset.
What is the action of donepezil in managing Alzheimer’s disease?✔✔It increases acetylcholine in the brain by inhibiting its breakdown.
What should be monitored in patients taking valproic acid?✔✔Liver function and platelet counts due to risk of hepatotoxicity and bleeding.
What is the purpose of using a benzodiazepine like diazepam during a seizure?✔✔To stop the seizure by enhancing GABA activity and calming brain activity.
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