IM Migraine Relief: 5 Questions for Primary Care : Page 4 of 6

Answer: B. False.  A dose of 10 mg dexamethasone IM won’t alleviate the migraine immediately; but the powerful anti-inflammatory effects will kick in over several hours and “put out the fire” of a centrally sensitized long-duration migraine. 

Q4. Ondansetron is highly effective for the nausea component of migraine and is administered IM at the standard dose of:

A. 2-4 mg

B. 4-8 mg

C. 6-10 mg

D. Another dose

Please click here for answer and last question.