Hi
If the child is not able to feed or even drink water due to vomiting can lead to dehydration either it be gastritis or other issues..Please consult a pediatrician for further treatment..
Next Steps
observe for danger signs and of dehydration like dull activity..decreased urination..green colored vomitus..cold hands and legs or blood in stool
Health Tips
Try to hydrate or if vomiting continues visit a pediatrician