i am 71 years;I was treated for toungue carcinoma in the initial stages in 1994-95 with radiocobalt treatment;at that time it was very painful but after these 20 years it kind of got less;presently, i have a strawberry tongue for the last 6 months and prevents me frm eating spicy food even if the chilli is very little;what can i do.I take riboflavin tablets and a Zytee gel for relief.