Question $20(1$ point$)$

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Xavier has a long history of migraines and is currently on a beta$-$blocker for preventative treatment. He continues to experience frequent migraines. You have decided to prescribe Rizatriptan $($Maxalt$).$ Which of the following doses is most appropriate for Xavier?

$10$ mg at the onset of migraine and repeat hourly until migraine has resolved.

$10$ mg at the onset of migraine and repeat in $2$ hours with a max dose of $30$ mg in $24$ hours

$5$ mg at the onset of migraine and repeat in $2$ hours with a max dose of $15$ mg in $24$ hours

$5$ mg at the onset of the migraine and repeat every $2$ hours until migraine has resolved