Thank you Richa for sharing the link. The link has some options where they are for external use which might be helpful.

<a style="text-decoration:none" href="http://app.babychakra.com/article/338"><b><font color="#3b5998">15 natural remedies to treat your little one's cold and cough</font></b></a>

How old is your baby ??? If baby is less than 1 year old then no honey it not suggested... I see ur baby as 2 months old then u need to consult doctor as baby is small for home remedies

Give him honey that will work