Sore throat since last two months.

I have shownmy throat to three ENTs as of now for my sore throat on right side 1st ent said i have acid reflux gave me some medicines but no relief 2nd ENT did 70 scopy and said i have reflux and gave me tab rabonik and tab allegra i hadit for 15 daya but no relief 3rd ENT also checked my throat and said if its not gerd then it might be neuralgia and gave me tab nortryptomer but no relief which i took for 1 days Then i gotmy blood  test done It showed allergy in immunoturbidimetric test and was over 1000 and ent gave me histafree tablet i took it for a week but no relief So now i am taking tab flunarin 5 mg and one inhaler foracort syncobreath But still i have sore throat on my right side and its irritating and burning I am just afraid regarding throat cancer Although first two ENTs did endoscopy of my throat And also irritated by my pain and burning (i am non smoker or drinker)