ABSTRACT

Description: Twinrix Paediatric (identical in composition to the product Twinrix Adult, although administered in a different dose size) is a combined vaccine consisting of two separately marketed vaccines: Havrix Paediatric, containing inactivated hepatitis A virus, and Engerix-B, a recombinant vaccine containing purified hepatitis B surface antigen (rHBsAg). Twinrix Paediatric is presented as a suspension in vials or in prefilled syringes for intramuscular administration. Each dose contains 360 ELISA units of inactivated hepatitis A and 10 µg of rHBsAg in a final volume of 0.5 ml.