Used to treat a severe migraine when other medications are not working.
Used to help prevent a migraine.
Given at the first sign of a headache before GI symptoms arrive.
A 23-year-old female has recently been prescribed phenytoin for seizures and she reports the only medication she is currently taking is her oral contraceptive. What education would this patient need?
Oral contraceptives decrease the effectiveness of phenytoin.
Phenytoin decreases the effectiveness of oral contraceptives.
Phenytoin is safe to take during pregnancy.
What is the mechanism of action for sumatriptan?
Increased release of inflammatory neuropeptides
Vasodilation and decreased release of the inflammatory neuropeptides
Vasoconstriction and decreased release of the inflammatory neuropeptides
What is the most common adverse effect of pramipexole when used in combination with levodopa?
Nausea
Vomiting
Orthostatic hypotension
Diarrhea
When is it appropriate to increase the dose of donepezil?
Dosage will need to be increased after two weeks of starting.
Once stabilized on initial dose for one to three months
Anytime symptoms are not being managed on current dosage.
