When I wake in the morning I get excessive amount of saliva which wakes up me and the taste of which is acidic because of which I am getting ulcers in throat and the gum of my teeth are weakening. Also to note this is accompanied by one side nostrils is jam and I can't breath from that one. But I don't snorr.This resulted in to appetite loss and white spots on may nails and strong headache.

Could be caused by fluoride in your toothpaste. Try using a toothpast that is free of fluoride. Apparently you are sensitive to this metal in your system. Or you could have acid reflux disease.