For this you need RCT (Root Canal Therapy).
And after this you need to be proper care of your teeth and root canal also.
one year of painful swollen lump on left side of palate. Came after wisdom toothe extraction. is worse when sinusus get filled. Mouth tastes like blood. Jaw locks with swallow difficulty. Help been everywhere.
Is it possible to get a trapped nerve in the palate of your mouth?
If pain disappears without denture wearing, your palate pain is probably denture associated trauma. Seeing a prosthodontist is advised.