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Ting Li Zi (葶藶子), the seed of Descurainia/Lepidium, strongly drains phlegm and fluid congesting the Lung to calm wheezing, and promotes urination to reduce oedema.
Latin / Pharmaceutical Name
Descurainia sophia / Lepidium apetalum (Semen Descurainiae)
Common English Name
Tansy mustard / lepidium seed
Taste
Bitter, acrid
Temperature
Very cold
Channels Entered
Lung, Bladder
Actions & Functions
- Drains Lung phlegm-fluid and calms wheezing (excess)
- Promotes urination and reduces oedema
Indications
Cough and wheezing with copious phlegm and a full, congested chest; and oedema with difficult urination and chest/abdominal fullness.
Dosage
3-9 g in decoction (wrap).
Common Combinations
With Da Zao (Ting Li Da Zao Xie Fei Tang) to drain the Lung while protecting the Stomach.
Cautions & Contraindications
Draining; use with caution in wheezing and oedema from deficiency.