It is believed that

Shengyang Yiwei Decoction

（升阳益胃汤， SYD） is effective in regulating the flow of

Qi

（气）， and can treat various diseases caused by the disorder of the spleen and stomach

Qi

. In clinical practice， based on the pathological characteristics of children often having insufficient spleen， and adhering to the principle of treating different diseases with the same method， the focus is placed on the core pathogenesis of spleen and stomach

Qi

disharmony. We use SYD in various pediatric conditions such as allergic rhinitis， post COVID-19 condition， urethral syndrome， and dysfunctional uterine bleeding in adolescence， and emphasize the treatment is flexibly tailored to the symptoms.