Primary immunisation is a course of two or three doses, separated by a minimum of four weeks between each dose. A booster dose should be given at least six months after the last priming dose, preferably between 11 and 13 months of age. The vaccine is not suitable for children over 36 months of age.
Further information: GlaxoSmithKline, Stockley Park West, Uxbridge, Middlesex UB1 1BT. Tel: (0800) 221441.