From your query, what you need is know is not clear. You have not mentioned the age or weight of your child too.
Fever with abdominal pain
, can well be a virus as your doctor says.
Give her Acetaminophen
in a dose of 15mg/kg/dose repeated every 6 hrs for fever.
For vomiting, domperidone
syrup will help her.
Give her plenty of fluids such as juice/ milk/ soups/ porridge etc.
If her food intake is poor/ activity is poor/ fever does not subside, do visit your doctor again.
Wish your daughter a speedy recovery.