Sea Clam Shell (Haigeqiao)
|Pharmaceutical Name:||Concha Meretricis seu Cyclinae|
|Botanical Name:||Cyclina sinensis Gmelin
Meretrix meretrix L.
|Common Name:||Sea Clam shell|
|Source of Earliest Record:||Shennong Bencao Jing|
|Part Used & Method for Pharmaceutical Preparations:||The clam shells are collected from the seashore and pounded into powder.|
|Properties and Taste:||Bitter, salty and cold|
|Meridian:||Lung and stomach|
|Functions:||To clear heat in the lungs and resolve phlegm
To soften hardness and release nodules
|Indications and Combinations:||1. Phlegm-heat cough manifested as cough with think yellow sputum, asthma, chest pain and hypochondriac pain.
*Use with Costazia bone (Haifushi), Swallowwort rhizome (Baiqian), Mulberry bark (Sangbaipi), Capejasmine (Zhizi) and Trichosanthes fruit (Gualou).
2. Scrofula and goiter.
*Use with Laminaria (Kunbu), Seaweed (Haizao) and Ark shell (Walengzi) in the formula Hanhua Wan.
|Cautions:||This substance is normally used in powered form and should be placed in a cloth bag for decoction or removed from the decoction with a strainer.|