 [ Symptoms ] what is the normal relationship between bacteria and the small intestine [ Disease ] the first thing that i would like to ask is why are you giving a 2 year old zofran  zofran is a medication that is used to help nausea with chemotherapy i hope you are not giving a child a medication that you had handy in the medicine cabinet remember you should not give anyone medication that was not prescribed for them and children are not little adults  you can give a 2 year old zofran my son is 2 and his doctor prescribed it to him when he was sick and non stop vomiting the dosage is 12 a teaspoon