The inhalator (1) has a mechanical operated pressure generator (5) designed as a pump, where the pressure generation and/or the spraying of the inhalator takes place via spring force. A delivery nozzle is provided for delivery of a drug preparation unit (2) as an aerosol (14) into an orifice (13). An auxiliary device (23) is provided with a chamber (24) for intermediate storage of an aerosol. The chamber is arranged downstream of the delivery nozzle. The auxiliary device and/or the chamber are designed in cylindrical, oblong and conical shape.
