Hi thanks for contacting HCM...
Detail history and physical examination necessary ....
If fever also present than
gastroenteritis like infective condition can be present ....
Here yes it can be ulcer that can lead
vomiting .....
USG done to rule out organic causes ...
Domperidone or ondensetrone tablet can be useful for vomiting ....
Take
pantoprazole like tablet for that also ....to reduce acidity .....
More water ....
Take small meal ...
Heavy fatty meal avoided ....
Non veg food avoided for few days ...
Smoking not done. .
Excess tea, coffe restricted. ...
Avoid stress ...
If needed and no improvement than bacterial infection might there and antibiotic given for it ...
Hope your concern solved .
Consult physician for that ...
Take care ....