Does Diarrhea Occur Along With Sinus Allergy?

Hi. My name is Amanda. I went to the doctor yesterday because I have been throwing up mucus and food....the doctor said it's my allergies....i've always had allergies and they get bad this time of season so he gave me clarinex and nasocort nose spray i started taking them yesterday....but today im still throwing up more that i have 5 times since 9am this morning and its 11 now....and i have diahrea....is this still my sinius's and is diahreea happen when you have sinus's? and i have a terrible pain in my stomic is this normal?