For infiltration & IM use only.
IM 20 IU/kg given as soon as possible after exposure, preferably at the time of 1st vaccine dose or w/in 7 days after 1st dose of vaccine. Full dose should be infiltrated in the area around & into the wound & the rest should be administered IM into the deltoid muscle of the upper arm or lateral thigh muscle & distant from the site of vaccine administration.