Asked for female, 17years old from Visakhapatnam
you may be having food poisoning if you ate some food from outside recently. First thing to do would to take a medicine to stop the vomiting and another antacid. Also change your diet to liquid, non spicy and small frequent meals. Meanwhile get a cbc and a stool r/m. An antibiotic may be required
alos if you have any other symotoms please mention, so someone ca guide you better.