Patients have been urged not to request antibiotics for coughs and colds due to an increasing resistance to treatments in the population.
It is important for antibiotics to be prescribed only when necessary so the drugs are effective when patients actually need them, the Health Protection Agency (HPA) said.
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The singer, 31, said on Twitter that she and her partner Jonathan Powell were grieving their loss.
A fine evening ahead to the south with some late sunshine in places.
Prince Charles and the Duchess of Cornwall have visited Manchester Arena, the site of a suicide bombing in May which left 22 people dead.