THANKS FOR ASKING QUERY,
According to your explanation it seems that your having pericoronitis
and abscess with relation to your wisdom tooth.It is associated with pain , swelling , fever,halitosis
, bleeding and swollen gums
, pain radiating to neck , ear , head of the ipsilateral side.
I suggest you to visit your dentist
get it clinically and radio graphically checked and plan treatment accordingly.
Until take tab augmentin 625mg 2x , tab ebility 3x , vitamin supplement, gargle with warm saline water 3 to 4 times a day , apply kenocart ointment topically on ulcers, use antiseptic mouthwash , maintain oral hygiene
hope this will help you.