What is benralizumab? Breakthrough asthma drug hailed a 'game-changer'

Researchers say a new way of treating serious asthma and chronic obstructive pulmonary disease attacks could be a ‘game-changer’ and is the first leap in treatment for 50 years - (Clive Gee / PA)

A new treatment for asthma attacks is being described as “game-changing” by the London scientists who created it.

The drug, which is called benralizumab, is the first new treatment for asthma attacks and chronic obstructive pulmonary disease (COPD) in 50 years. A trial has shown that using the drug can cut the need for further treatment by 30 per cent.