Chuanpu is also known as Magnolia officinalis. Most of them are produced in Sichuan. Hubei, Guangdong and other provinces, Chuanpu is full of treasures, bitter and warm in taste, and mainly treats apoplexy, typhoid fever, headache, cold and heat, fright, qi and blood stagnation, muscle stagnation and three worms.

Different ways and different parts have different effects.

1, used to treat abdominal distension. It is mainly used for fullness (abdominal distension with inconvenient yellow and short, dry stool and strong pulse), especially for fullness (indigestion caused by overeating) and flatulence.

In the case of swelling of the grain, it can be combined with antidotal drugs such as hawthorn, malt and medicated leaven; In the case of qi account, those with mild degree can be relieved by simply taking boiled water, usually with Pinellia ternata and Poria, such as Pinellia ternata Cunpu Decoction; For the flatulence caused by hepatitis, Magnolia Officinalis and Pericarpium Arecae are often added on the basis of Xiaoyaosan to relieve abdominal distension.

2, used to treat diarrhea (acute enteritis). Simply using Magnolia Officinalis can stop diarrhea. Magnolia officinalis (ground) can be taken with boiled water.

3. It is used to treat stomach fullness (abdominal distension, indigestion, acid regurgitation, or vomiting, which is equivalent to indigestion). It has the function of invigorating stomach and can eliminate stomach fullness, which was called "calming stomach" by predecessors.

Generally with atractylodes rhizome, poria cocos, etc., such as Pingwei powder; If it is hot, it is combined with Coptidis Rhizoma and Gardenia, which is like drinking Lian Pu; Those who prefer to be cold will be served with cardamom and dried ginger, which is like warm Chinese soup of Magnolia officinalis.

4. It is used to relieve asthma, and its principle needs further study (it may have relaxing effect on bronchial smooth muscle).

Often assisted with ephedra and almond, it is used to treat asthma and cough caused by phlegm, chest fullness, cough and asthma, and white and greasy fur, which are more common in emphysema complicated with infection. The prescription is like Houpu Mahuang Decoction, which can also treat spastic bronchitis.