Hello dear
Warm welcome to Healthcaremagic.com
I have evaluated your query in details .
* The swelling in mouth seems to be
adenoid enlargement from upper
respiratory infection along with other constitutional symptoms .
* Guidelines for better outcome
- Drink plenty of liquids .
- Prefer soft , light diet with avoidance of hard stuffs to be chewed more .
- Gargles with salted lukewarm water added peppermint oil 3 times / day .
- Need help of antibiotics ,
cough preparations with decongestants from
your doctor .
Hope this will help you for sure .
Wishing you fine recovery .
Welcome for any further guidance .
Regards .