I get extreme dryness of the nasopharynx and the throat,trying to drink plenty of water but yet the condition is the same,i also have a problem of breathing through the mouth during sleeping,i now get difficult in breathing,i went to ENT specialist,examined and saying nothing is wrong,he administered me oral celestamine but still the dryness is there,am 26 yrs,male,188cm tall,65kg,i have no any chronic or debilitated condition,i will be