Hello dear
Warm welcome to Healthcaremagic.com
I have evaluated your query thoroughly .
*  This is in relation with viral infection causing upper respiratory and 
    gastric  infection .
*  Suggestions for better recovery 
-  Drink plenty of liquids in sessions .
-  Soft , light diet at intervals .
-  Avoid excess sugar , oily , spicy , non veg .
-  Gargles with salted lukewarm water added peppermint oil 3 times a day 
-  No 
smoking , alcohol 
-  In  our  clinic we recommend to give pro biotics , necessary antibiotics 
    according to clinical  judgement , decongestants for throat issue .
Hope this clears your query .
Welcome  for  further  guidance .
Regards dear .