complete ur ongoing vaccination no need to repeat it again. immunity though develop latter mean while u need to clean the wound under running water fr 5 to 10 minutes. since status of dog is unknown whethr its rabid or nt u need to take rabies immunoglobulin at wound site once dosage of which calculated according to your weight.sm of this is injected at wound site rest vl be given in urs arms u must under stand difference between vaccine and immunoglobulin. earlier vl induce your body to form antibody against rabies whereas latter is readymade human antibody against rabies.so it kills if any such viral body is present in wound instantly. its given free of cost in any govt hospital. go n get it around ur wound and arm.