Passive immunisation against hepatitis A infection
Adult: Pre-exposure for travellers to endemic areas: For travel <3 mth, 0.02 ml/kg as a single dose; for travel >3 mth (each dose offers protection for 3-5 mth), 0.06 ml/kg/dose, may repeat every 5 mth if continued protection is required. Post-exposure (within 2 mth of exposure): 0.02 ml/kg as a single dose. Dose to be given by IM inj, into either the deltoid or gluteal muscles.