The invention discloses an intelligent reminding effective aerosol inhalation device for internal medicine nursing. The device comprises a frequency acquisition circuit, a feedback comparison circuitand a filtering emission circuit. The frequency acquisition circuit is used for acquiring analog signal frequency of a controller in the internal medicine nursing intelligent reminding effective aerosol inhalation device. The feedback comparison circuit uses a triode Q1 and a triode Q2 to form a push-pull circuit to prevent signal crossover distortion. Meanwhile, an operational amplifier AR1, a diode D2 and a diode D3 are used for forming a mean value detection circuit to extract mean value signals in signal waveforms, an operational amplifier AR4, a capacitor C4, a capacitor C5 and a capacitor C9 are used for forming a frequency selection circuit to limit the signals, and a capacitor C7, a capacitor C8 and resistors R16-R16 are used for the filtering transmitting circuit. And a resistor R18 forms a filter circuit to filter signal clutters, and the signal clutters are sent to a remote monitoring platform of the aerosol inhalation device through a signal emitter E1, so that the performance of the internal medicine nursing intelligent reminding effective aerosol inhalation device is guaranteed.