{TAIL ~ Metoclopramide} is a dopamine antagonist with {HEAD ~ weak 5 HT3 antagonist activity}, which becomes more prominent at higher doses 
{ TAIL ~ Metoclopramide } is a dopamine antagonist with { HEAD ~ weak 5 HT3 antagonist activity } , which becomes more prominent at higher doses
TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH