An inhaler for inhaling powdered medicaments from capsules, having: a lower part which is cup-shaped, a plate latched to the lower part to close off the lower part, a capsule holder arranged on the underside of the plate, a mouthpiece that can be latched to the top of plate, and an actuating member for interacting with at least one pin for piercing a capsule in the capsule holder, where the actuating member includes a larger outer actuating member and a smaller inner actuating member, the outer actuating member forms a user-operated push-button, the inner actuating member contacts and holds the pin below a suspension element of the outer actuating member from the plate, and the point of application of force by the user onto push-button is lower than the inner actuating member.