Chapter 19 Headaches Q&A (1 of 32) Sample Questions
1. A 25-year-old woman comes to your pharmacy to fill her prescription of Imitrex (Sumatriptan) for migraine attack. Currently she is on Acetaminophen tab 500 mg for headache.
Rx: Sumatriptan 50mg tablets PRN (dispense 4 tablets).
She also has a few questions about the medication. Which of the following statement is incorrect about Sumatriptan counseling?
- A. Max dose of Sumatriptan should not exceed 200 mg/24 hours.
- B. If migraine headache returns or if patient has partial response to initial dose, the dose may be repeated after 2 hours.
- C. If migraine headache has no response with first dose, the dose may be repeated after 2 hours up to 4 times per day.
- D. None of the above.
Tips: Although the dose is 50 mg and maximum dose is 200 mg/day, the second dose must be used only once.
RxTx: Headache Drug table.
Oral: 25–100 mg at start of headache; if headache returns after initial relief, may repeat in 2 h; maximum 200 mg/24 h,
Second dose not likely to be effective if 1st dose provided no relief.