Lepidium Seed (Tinglizi)

Lepidium Seed (Tinglizi)

Pharmaceutical Name: Semen Lepiddi seu Descurainiae
Botanical Name: Lepidium apetalum Willd
Descurainia sophia (L.) Webb et prantl
Common Name:Lepidium seed
Descurainia seed
Source of Earliest Record: Shennong Bencao Jing
art Used & Method for Pharmaceutical Preparations: The whole plant is harvested in the period of the Beginning of Summer (seventh solar term) and dried in the sun. Then the seeds are collected.
Properties and Taste: Bitter, pungent and very cold
Meridian: Lung and urinary bladder
Functions: To reduce phlegm in the lungs and soothe asthma
To promote urination and reduce edema
Indications and Combinations: 1.     Retention of phlegm fluid in the lungs manifested as cough with profuse sputum, asthma, fullness and distension in the chest and hypochondriac region, asthma in which patient cannot lie flat and edema of the face.
*Use with Jujube (Dazao) in the formula Tingli Dazao Xiefei Tang.

2. Edema or dysuria.
*Use with Tetrandra root (Fangji) and Rhubarb (Dahuang) in the formula Ji Jiao Li Huang Wan.
Dosage: 3-10 g