Properties:
Acrid
Slightly Warm
Aromatic

Channels affected:
Lung
Stomach

Uses:
Releases the exterior and expels Summer Heat with fever and chills. Expels Summer Heat on the exterior and turbid Dampness on the interior. Diuretic, useful for oedema and difficult urination.

Contraindications/precautions:
Contraindicated in exterior deficient patterns.