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Pharmacology Made Easy 5.0 The Neurological System (Part 1) Questions and Answers | Latest Version | 2025/2026 | Correct & Verified
What is the primary purpose of administering phenytoin to a patient?✔✔To control and prevent seizures by stabilizing neuronal membranes.
Which common side effect of phenytoin should be reported to the provider?✔✔Gingival hyperplasia.
What is an important instruction for a patient taking carbamazepine?✔✔Avoid grapefruit juice as it can increase drug levels and toxicity.
Why should a patient avoid abrupt discontinuation of antiepileptic medications?✔✔It can trigger rebound seizures or status epilepticus.
What life-threatening blood disorder is associated with carbamazepine?✔✔Aplastic anemia or agranulocytosis. 1 / 2
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What condition is diazepam used to treat during an emergency?✔✔Status epilepticus.
What is a major risk when administering benzodiazepines like lorazepam?✔✔Respiratory depression, especially when combined with other CNS depressants.
Why must blood levels be monitored when a patient is on valproic acid?✔✔To ensure therapeutic levels and prevent hepatotoxicity.
Which organ is most at risk for damage from long-term valproic acid use?✔✔The liver.
What sign might suggest toxicity from phenytoin?✔✔Nystagmus or ataxia.
What is the mechanism of action for benzodiazepines in seizure management?✔✔They enhance GABA activity to suppress excessive neuronal firing.
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