ATI LPN
Pharmacology and the Nursing Process 10th Edition Test Bank
Chapter 14 : Antiepileptic Drugs Questions
Question 1 of 5
Phenytoin has a narrow therapeutic index. The nurse recognizes that this characteristic indicates which of these?
Correct Answer: A
Rationale: Having a narrow therapeutic index means that there is a small difference between safe and toxic drug levels. These drugs require monitoring of therapeutic plasma levels. The other options are incorrect.
Question 2 of 5
A patient has been taking an AED for several years as part of his treatment for seizures. His wife has called because he ran out of medication this morning and wonders if he can go without it for a few days until she has a chance to go to the drugstore. What is the nurse's best response?
Correct Answer: B
Rationale: Abrupt discontinuation of antiepileptic drugs can lead to withdrawal seizures. The other options are incorrect. The nurse cannot change the dose or stop the medication without a prescriber's order.
Question 3 of 5
During a routine appointment, a patient with a history of seizures is found to have a phenytoin level of 18 mg/mL. What concern will the nurse have, if any?
Correct Answer: B
Rationale: Therapeutic drug levels for phenytoin are usually 10 to 20 mg/mL. The other options are incorrect.
Question 4 of 5
A patient is taking gabapentin, and the nurse notes that there is no history of seizures on his medical record. What is the best possible rationale for this medication order?
Correct Answer: A
Rationale: Gabapentin is commonly used to treat neuropathic pain. The other options are incorrect.
Question 5 of 5
The nurse is reviewing antiepileptic drug (AED) therapy. Which statements about AED therapy are accurate?
Correct Answer: B,C,E
Rationale: Patients need to know that AED therapy is usually lifelong, and compliance (with consistent dosing) is important for effective seizure control. Abruptly stopping AED therapy may cause withdrawal (or rebound) seizure activity.