The back left side of my tongue and throat feel like they are swollen and it's increasingly painful to swollow. it's gotten so bad that the pain in my?

Urgent evaluation: Swelling at the back of the tongue and throat can be serious, especially if you are having difficulty swallowing. You could be having an allergic reaction to something, or you could have an abscess growing, among other problems. You should get evaluated at an urgent care clinic or emergency room as soon as possible before it gets worse.