Pill taken by millions on NHS ‘could also prevent leukaemia’

Professor George Vassiliou, who co-led the study into metformin (Picture: Blood Cancer UK/PA Wire)

One of the most prescribed drugs in the UK could have a new benefit we didn’t know about, researchers say.

Metformin, which is mainly used to control diabetes, could help prevent an aggressive form of blood cancer, a new study suggests.

Research published in Nature today first looked at its effects in mice, then analysed genetic data for humans.

They found that people who...