long kui

龙葵·Herba Solani Nigri

black nightshade

Slightly toxic

Toxicity graded by American Dragon.

About long kui

Long Kui (龙葵) is black nightshade, recorded as Herba Solani Nigri. It is slightly bitter in flavour and cold in temperature, entering the Lung, Stomach and Bladder channels. The catalogue files it among the herbs that clear Heat and resolve toxicity.

Names

Pinyin	long kui
Chinese	龙葵
Latin Name	Herba Solani Nigri
English Name	black nightshade

Classification

Category: Clear Heat Resolve Toxicity
Channels: Lung, Stomach, Bladder
Flavour: Slightly Bitter
Temperature: Cold

Actions and indications

Clears Heat, resolves toxicity, invigorates Blood and reduces swelling

Sores and abscesses
Itchy sores and rashes
Erysipelas, and a swollen, painful throat
Cancer
Erysipelas and boils, treated topically

Promotes urination and relieves painful urinary dysfunction

Hot, painful urinary dysfunction
Edema with difficult urination

Combinations

da qing ye + she gan + ma bo
Acute throat swelling and pain
pu gong ying + ye ju hua + zi hua di ding
Abscesses, sores and toxic swellings, used both internally and topically
jing jie + chan tui
Itchy sores and rashes. Eczema with itching
ban zhi lian
Cancers.
che qian zi + ze xie + shi wei
Hot, painful and difficult urination. Edema with difficult urination

Dosage

Age	Raw	Granule	Tincture	Concentrate	Frequency
Any 15-30g; tincture: 1-3ml	15-30 g	—	1-3 ml	—	—

Cautions

pregnancy Not for use in pregnancy
lactation Not for use while breastfeeding
caution Its toxicity builds up, so do not take it continuously