What is the effect and function of Chinese medicine Amomum villosum?

Amomum villosum has the effects of removing dampness and promoting qi circulation, warming the middle and stopping diarrhea, etc. It can be used to treat abnormal symptoms such as abdominal distension caused by cold dampness and qi stagnation of the spleen and stomach. Amomum villosum can also promote the secretion of digestive juice and the digestion and absorption of food. Because Amomum villosum is a pungent and warm traditional Chinese medicine, it should be used with caution for people with yin deficiency and blood dryness.