9 months whenever I spit I have blood mixed with my spit. I don't know whether it is from tongue or gums or from inside.but i can taste blood..I took stryptovit 16 tablets,taxim,4 tablets, one bottle clohex plus mouth wash and applying one sodium paint .but suddenly 2 or 3 times it just comes with spit ..some times dark red some time light..esr report 18 then 22..other reports normal..bleed and clot time normal.two months back did cleaning the teeth.but still problem persist.eat 20 celin also..