Headache regimen

ANTIEMETICS +- HA regimen.

Compazine (Prochlorperazine; Anti D1, D2; Anticholinergics)
Phenergan(Promethazine;  Anti Dopa, Antihistamine)
Chlorpromazine (Anti dopa.)
-ZINE = ANTI DOPA(ANTI PSYCHOTICS)

Reglan(Anti Dopa)

Combination analgesics. 
acetaminophen/aspirin/caffeine (Excedrin Migraine)metoclopramide plus diphenhydramine

=>
REGLAN + BENADRYL.