What Causes Vaginal Bleeding And Stomach Pain?

hello my names is sarah im 20 and i think i may have tubal pregnancy over the last month i have been getting very sharp pains in my lower stomach feeling very nausious but heres the catch i havent had my period in 2 and a half months and i woke up to blood and its not like my period at all its like when you cut your hand its raw red blood what do you think it is???