Thanks for the query
Actually all these symptoms are suggestive of viral illness involving both respiratory and digestive system. Zinc containing syrup help in better epithelial cell growth so it will help both in cough
. Just maintain adequate hydration by frequent ORS
sips, continue feeding, give zinconia 5 ml once a day for 14 days.
I hope this answers your query.
Wish u and your child good health
Thanks with regard