Hi.... I Just Got Bit By A Stray Dog And

Hi.... I just got bit by a stray dog and after taking the rabies vaccine two times and the first aid after four days Iam vomiting everything.... Even a glass of water. Should I be worried...... ????? I have taken the vaccine twice second time after 3 days ..... Also my friends washed the bite wound with hydrogen peroxide...... Is it right.... Please guide me.