What Causes Vomiting After Eating, Prolonged Light Bleeding And Bed Wetting?

after food im vomiting every day last 2 year because im loss my weight.. my weight before 65 kg but now is55kg.but im drinking alchohal also weekly twice or sometime thrice.but when i drinking some time to much .lightly bleeding .im female but this bleeng not period.bleeding not too much.little light .and sometime im pee on bed.please tell me what to do