my 8mounth old she was born premie her adjusted age is 6months,shes had a cold major cough...she hasn't been able to keep her medicine down or her formula. weve mixed her medicine into an oz of water and she kept it down but her bottles shes been throwing up, we tried a small amount of pedialite and she throws that up too. she has diarriah and everytime she passes gas a small amount of yellow diarriah comes out. shes able to drink little bits of water whats going on and how long do I wait before taking her back to the doctor or emergency room she isn't fussy just worried about her not eating enough