Medical agent inhaler

A medical agent inhaler comprising:

• a body that is provided therein with a container accommodating part;
• a tubular mouthpiece that protrudes upward from an upper part of the body;
• an inhalation passage of which a first end is open to the container accommodating part and of which a second end is open to an upper end of the mouthpiece;
• a container that is accommodated in the container accommodating part and is provided therein with a medical agent accommodating chamber of which a lower side is closed and of which an upper side is formed as an opening, the container being capable of switching positions between a dosing position where the opening of the medical agent accommodating chamber is communicated with the inhalation passage and a storage position where the opening of the medical agent accommodating chamber is separated from the inhalation passage;
• and an inflow passage that is disposed on the body to be positioned closer to the upper side than the container accommodating part, of which a first end is open to an exterior and of which a second end opens directly into the opening of the medical agent accommodating chamber disposed in the dosing position, wherein
• the inhalation passage is provided with a throttle part on the first end of the inhalation passage,
• the inflow passage is provided such that an axis line of the inflow passage is straight,
• the inflow passage is formed as a tapered passage of which a passage area reduces from the first end toward the second end, and
• the second end of the inflow passage is radially closer to the throttle part than the first end of the inflow passage.