Thank you for your query.
I can understand your concern.
The symptoms definitely suggests features of atopy
Use a nasal decongestant.Continue antihiataminics for 5 days.
For the eczema
apply a good quality moisterizer thrice daily and consult a skin specialist.
Consult your doctor about medications 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.