The present invention relates to an inhaler which is appropriate for delivering the medicament in dry powder form used in the treatment of respiratory diseases, particularly in asthma, chronic obstructive pulmonary disease (COPD) and allergic rhinitis. Furthermore, the inhaler pertaining to the present invention is an inhaler contributing to realize a hygienic and an effective inhalation.La présente invention concerne un inhalateur permettant dadministrer de manière appropriée le médicament sous forme de poudre sèche, pour le traitement de maladies respiratoires, notamment lasthme, la maladie pulmonaire obstructive chronique (MPOC) et la rhinite allergique. En outre, linhalateur de linvention contribue à assurer une inhalation hygiénique et efficace.