ZJ HA therapeutics Flashcards
migraine abortive therapy should not be used more than __ days per month
10
every triptan has a short duration of action except for which two?
frovatriptan and naratriptan
every triptan has an average onset around 30 minutes except for which two?
frovatriptan and naratriptan
what is the time of onset for naratriptan?
1-3 hours
what is the time of onset for frovatriptan?
2-3 hours
eletriptan is metabolized by which enzyme?
3A4
why should SSRIs, SNRIs, and MAOIs be used with caution with triptans?
potential risk of serotonin syndrome
are triptans contraindicated with pregnancy?
yes
what diseases are triptans contraindicated with?
coronary artery disease, uncontrolled hypertension, and peripheral vascular disease
what are the three antiemetics?
what drug class are they?
why can they be used for migraines?
chlorpromazine
prochlorperazine
metoclopramide
dopamine antagonists
they have analgesic properties
antiemetics for migraines are only given parentally, however, they have an increased risk of?
EPS
what drug is co-prescribed with antiemetics to reduce risk of dystonia?
diphenhydramine
what are 2 adverse reactions from chlorpromazine and prochloperazine?
postural hypotension and QT prolongation
what’s the key difference between triptans and ergot alkaloids?
ergot have more systemic vasoconstriction
which of the ergot alkaloids is mainly used over the other?
dihydroergotamine
what is the preferred administration route for dihydroergotamine?
either IV or IM
**ergots have same contraindications as triptans
.