Aerosol therapy nebulizer vial, comprising: - a vial body (10) defining a reservoir (12) suitable for containing a medication solution for aerosol therapy, an aerosol outlet passage (14) and an opening (16) air inlet coming from outside； - a tube (18) having a distal portion (18a) extending within said reservoir and a proximal end (18b) suitable for connecting to a source of compressed air, said distal portion (18a) tapering to form a hole ( 20) of suitable output to generate a Venturi effect, - a unit (30) of multiple nozzles comprising at least two nozzles (32A, 32B, 32C), each of which is suitable to be concentrically fitted on said distal portion ( 18a) of the tube so that an intermediate space remains between the tube and the nozzle in fluid communication with the medication solution, said nozzles (32A, 32B, 32C) being sized and / or configured to produce a different atomization of the solution of medication； characterized in that said nozzles (32A, 32B, ...) are integral with each other and with suitable control means to allow movement of said nozzles within the vial body (10) for selective coupling to the distal portion (18a) of the tube (18).Vial de nebulizador para terapia de aerosol, que comprende: - un cuerpo (10) de vial que define un depósito (12) adecuado para contener una solución de medicación para terapia de aerosol, un conducto (14) de salida del aerosol y una abertura (16) de entrada de aire que viene desde el exterior； - un tubo (18) que tiene una porción distal (18a) que se extiende dentro de dicho depósito y un extremo proximal (18b) adecuado para conectarse a una fuente de aire comprimido, dicha porción distal (18a) ahusándose para formar un orificio (20) de salida adecuado para generar un efecto Venturi, - una unidad (30) de boquillas múltiples que comprende al menos dos boquillas (32A, 32B, 32C), cada una de las cuales es adecuada para ser encajada concéntricamente sobre dicha porción distal (18a) del tubo de modo que permanece un espacio in
