Thanks for posting your query.
Your daughter is most likely suffering from acute gastroenteritis
Presence of recurrent vomiting
,fever suugests the diagnosis.
You should consult with internal medicine specialist and should go for thorough check up.
She should take complete antibiotic therapy, antiemetic, antipyretics, and probiotics.
She should also for complete hemogram, ultrasound
imaging studies and x ray abdomen.
She should maintain her hydration by taking plenty of water.
If because of vomiting,she is unable to take orally then she may need hospitaliztion and intravenous fluids.
Avoid milk and all milk related products.
Dr. Mayank Bhargava