Choose the correct statement about ondansetron:
A. It is a dopamine D2 receptor antagonist
B. It suppresses postoperative nausea and
vomiting
C. It is the most effective antiemetic for motion
sickness
D. It is not effective by oral route
A. It is a dopamine D2 receptor antagonist
B. It suppresses postoperative nausea and
vomiting
C. It is the most effective antiemetic for motion
sickness
D. It is not effective by oral route