Thanks for all the information. My husband has the trays and is gargling with baking soda, now salt too. I will tell him to eliminate the salt if it starts to hurt. His tube is in so I will try to keep the nourishment up and follow your guidelines. I really appreciate the wisdom on this site.

caregiver for husband
diagnosed with oral cancer May 2011 after 6 mo
node lft side and several in jaw involved
Base of Tongue Stage IVA
7 weeks radiation
Cisplatin-3 chemos (beginning,middle,end) IntraV administration