Everyone heals at a different rate depending on age, health, dosage of rads etc. For me, I came off the pain meds 7 weeks after completing rads, but my ulcers didn't heal until 5 months after I finished rads.
F 39 x-smoker no alcohol 05/20/19 T4aN1/N2bM0 SCC a whopper of a tumour at 8cm long & 4cm wide Pembro pre & post surgery RIG Glossectomy ND RFFR 08/13/19 RT x33 2x cispltin So far, no evidence of disease Now an author of a recipe book for mouth cancer patients