How does Dilantin prevent seizures


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How does Dilantin prevent seizures


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Discussion Topics, Chapter 23, Antiseizure Agents

Discussion Topics

Learning Objective(s)

1. James is 5 years old and was diagnosed with new onset of tonic-clonic seizures. He will be sent home on Dilantin 240 mg PO b.i.d and Diastat 10 mg PR (rectal Valium) for breakthrough seizures.

a. What are the priority teaching needs for James and his parents?

b. How does Dilantin prevent seizures, and why is it a good choice for James?

c. What is Diastat (rectal Valium) and how should it be given?

2. Molly is seen in the clinic for routine blood levels to monitor her seizure medications. Her new boyfriend is accompanying her today. She is currently taking carbamazepine (Tegretol) 400 mg PO t.i.d and has recently started on Lamictal 250 mg PO b.i.d after developing breakthrough seizures on the maximum dose of Dilantin. During her exam, she admits to being sexually active with her boyfriend.

a. What teaching does Molly need concerning her medications and sexual activity?

b. Why would Lamictal be added to Molly’s medications?