Answer to Question 1
Correct Answer: 2
Rationale 1: Phenytoin (Dilantin) is not an anticoagulant and does not cause thinning of the blood.
Rationale 2: Phenytoin (Dilantin) has a very narrow range between a therapeutic dose and a toxic dose; blood levels must be monitored to ensure a therapeutic level and to prevent toxicity.
Rationale 3: There is no evidence that phenytoin (Dilantin) causes potassium depletion.
Rationale 4: StevensJohnson syndrome is a severe skin reaction that can be an adverse outcome with phenytoin (Dilantin), but it is monitored by skin assessment, not blood tests.
Global Rationale: Phenytoin (Dilantin) has a very narrow range between a therapeutic dose and a toxic dose; blood levels must be monitored to ensure a therapeutic level and to prevent toxicity. It is not an anticoagulant and does not cause thinning of the blood. There is no evidence that phenytoin (Dilantin) causes potassium depletion. StevensJohnson syndrome is a severe skin reaction that can be an adverse outcome with phenytoin (Dilantin), but it is monitored by skin assessment, not blood tests.
Answer to Question 2
Correct Answer: 2,3,4
Rationale 1: Levetiracetam (Keppra) would be more likely to cause children to be agitated.
Rationale 2: Levetiracetam (Keppra) can cause hostility in some children and may manifest as inability to get along with others.
Rationale 3: Hyperkinesis is a common side effect of levetiracetam (Keppra).
Rationale 4: Depression is a common side effect of levetiracetam (Keppra).
Rationale 5: There is no indication that difficulty seeing the blackboard is associated with levetiractam (Keppra).
Global Rationale: Levetiracetam (Keppra) can cause hostility in some children and may manifest as inability to get along with others. Hyperkinesis and depression are also common side effects of levetiracetam (Keppra). Levetiracetam (Keppra) would be more likely to cause children to be agitated rather than sleepy. There is no indication that difficulty seeing the blackboard is associated with levetiractam (Keppra).