Metoclopramide is a dopamine antagonist - Which one is contra-indicated in pregnancy.. ciprofloxacin

** Metoclopramide is a dopamine antagonist acts centrally by blocking vomiting center and peripherally acts on the chemo-receptor trigger zone (CTZ) to be used as antiemetic.

** Which one is contra-indicated in pregnancy?
a- sucralfate
b- ethambutol
c- chlorpheneramine
d- ciprofloxacin