Hello doctors! Since last 2 months ( comin going) i am suffering from itching tongue, burning throat and mouth was tasteless. specially after eating raw fruits ( onion, apple, cucumber). Allergy blood test report also normal. When it starts papillae become inflamed for few hours. I went for a check up to ent also. She gave some local medicine ( zycee).There was no huge benefit. What should I do? Can anyone help me?