Oyster is a kind of animal traditional Chinese medicine, which is the shell of oyster, Dalian Bay oyster or near-river oyster. It is slightly cold in nature and salty in taste, and enters liver, gallbladder and kidney meridians. It has the effects of calming nerves, calming the liver and suppressing yang, softening and resolving hard mass, and astringing and astringing.

Oysters are actually very common to us. We usually eat seafood. We all eat meat, and the shells are oysters.

Generally, it is used as Chinese medicine, raw or calcined, and can be broken when used. It belongs to the drugs for calming liver yang in traditional Chinese medicines for calming liver and calming wind, and can effectively treat hyperactivity of liver yang, dizziness, anxiety, fright and insomnia, and can also treat phlegm and scrofula.

The similar drugs must be Chinese medicines for calming liver yang. Concha Margarita, concha Haliotidis, purple scallop teeth and ochre all belong to drugs with similar effects. Concha Haliotidis and concha Margarita are salty and cold, which have the effect of calming liver and suppressing yang, and can sometimes be used as medicines instead of oysters.

Oysters are mainly characterized by calming the nerves, calming the liver and suppressing yang, softening hard mass and resolving hard mass, and also have the effect of astringing and astringent. Whether they can be replaced by others in specific compatibility application needs to be determined according to the function of prescription, whether there are incompatibility after compatibility change and the specific symptoms of patients, not just because the medicinal properties are similar.