Thanks Maria and Cheryl for the guidance and support.

MO said it was infection but I did not ask if it is both. They have given him Povidone-iodine gargle but not sure if it is helping much. I'll check with MO again.

Will get Manuka honey for sure though!

Father; 67 yrs; RIP: 2012/05/26

TX:SCC pT2N1M0G2;Glossectomy+SND+CCRT(59.3Gy+6xCis.)[2009]
TX:Nodal Mets; 3xDCF[2011/05/05]
TX: RND + PMMC Flap[2011/07/11]
DX:SCC PNI+ECE
TX:Re-RT 60Gy[2011/09/21]
TX:Gefitinib 250mg[2011/12/18]