The UK government has told parents whose children developed narcolepsy after receiving the swine flu vaccine that it will reconsider their compensation claims, after previously rejecting them on the ground that no causal link had been proved. The move follows a study commissioned by the Health Protection Agency, which indicated that one in around 55 000 children aged between 4 years and 18 years who were given Pandemrix (AS03 adjuvanted pandemic A/H1N1 2009 vaccine) developed the rare condition.  Read BMJ PDF