Thank you for your query.
Do not worry.
Due to the cold
her naso lacrimal duct is blocked.
Giver her nasal congestants and massage
her nasolacrimal duct
She will be OK in a few days.
Consult your doctor if the problem persists.
If you have any further queries you are free to consult me.
Hope this answers your query.
Wishing a speedy recovery.
Have a nice day.