Nebulizer with adjustable flow for aerosol therapy. Its adjustable nebulization that goes from very fine to normal, helps to benefit from all the advantages of this device, reaching the deepest part of the respiratory system thanks to the easy inhalation of its microdroplets. It has been designed to nebulize any kind of medicine, even the most oily ones, but it can also be used to nebulize essential oils, suspensions, etc. It is very practical because it has a support for the bottle and mask for adults and children, being able to be used by the whole family.