Taste blood randomly. spit and tinged with pink. no obvious area of bleeding. clear throat and no blood from there. stomach bleeding? esophagus going to rupture? brain bleed? bleeding vaginal daily 6 months also(linked?). aorta issue? go to hospital?

If you're experiencing other bleeding such as very easy bruising,nose bleeds,gum bleeding, then you may have coagulation disorder & need to consult a hematologist. Otherwise your type of symptom is best evaluated by a careful examination by your dentist, and if no dental explanation is found,then a thorough examination by an ENT specialist or oral surgeon should be performed next.