Asthma is a chronic inflammatory disease of the respiratory tract which causes high health costs, substantially affects the quality of life and, depending on certain associated risk factors, reduces the functional capacity of the sufferer. By 2019, asthma affected 262 million people (4.3 % of the world’s population) and caused 461,000 deaths. It is estimated that therewill be an additional 100 million people with asthma by 2025. Severe asthma is a phenotype resistant to corticosteroids which causes a greater number of exacerbations and substantially affects the quality of life and functional capacity of the affected person. Its management was initially aimed at suppressing the symptoms and then evolved to understand, although not completely, the intrinsic systems of its generation. Thus, new ways of influencing its management have been studied by modulating the immune response and the ...