<p>PURPOSE: A hypospray is provided, which minimize impact noise in injection and enables anyone to easily use a hypospray. CONSTITUTION: A hypospray comprises: a piston shaft(120) in which a plurality of holder parts are depressed; a cylinder assembly in which a storage groove part is formed in the outer circumference; a plurality of balls(140) arranged in the circumference of the piston shaft; a trigger button(130) in which a trigger end part is formed; a first elastic pressurization member pressurizing the piston shaft forward; a second elastic pressurization member pressurizing the trigger button rearward; a shaft loading lever.</p>
