sounds like thrush. I had it. my mouth tasted just all over yucky. It'sa fungus infection antibiotics doesn't help. You take an anti fungle pill and suck on a tablet.I was diagnosed by an oral sergoen. hope it helps if that is what it is. good luck.

dx mucoideperdermoid stage 1 .9cm tumor removed from
lower left tongue 5-3-11 rad 5-31-11 till 8-10-11 three weeks off in june 9 days in hospital healing mouth from radiation burns. 33 days of radiation.wife is caregiver
peg tube july 7-11 age 59 male.