Description

Large-leaf gentian root (qinjiao)

pharmaceutical name: radix gentianae macrophyllae

botanical name : 1. Gentiana macrophylla pall.; 2. Gentiana crassicaulis duthie ex burkill; 3. Gentiana dahurica fisch.; 4. Gentiana straminea maxim.

common name : large-leaf gentian root

source of earliest record : shennong bencao jing

part used & method for pharmaceutical preparations : the roots are dug in spring or autumn. After the fibrous root bark has been removed, the roots are cleaned, dried in the sun and cut into slices.

properties & taste: bitter, pungent and slightly cold

meridians: stomach, liver and gall bladder

functions:
1. To dispel wind and dampness;
2. To clear heat caused by yin deficiency

indications & combinations:
1. Wind-damp obstruction syndrome: a) pain with heat signslarge-leaf gentian root (qinjiao) is used with tetrandra root (fangji) and honeysuckle stem (rendongteng); b) pain with cold signslarge-leaf gentian root (qinjiao) is used with notopterygium root (qianghuo), pubescent angelica root (duhuo), cinnamon twigs (guizhi) and prepared aconite root (fuzi).

2. Afternoon fever caused by deficient yin. Large-leaf gentian root (qinjiao) is used with sweet wormwood (qinghao), turtle shell (biejia), anemarrhena rizome (zhimu) and wolfberry bark (digupi) in the formula qinjiao biejia tang.

3. Damp-heat jaundice. Large-leaf gentian root (qinjiao) is used with oriental wormwood (yinchenhao) and capejasmine (zhizi).

dosage: 5-10 g

cautions & contraindications: this herb is contraindicated for a person with a weak constitution or in cases suffering from diarrhea.

this statement has not been evaluated by the food and drug administration. This product is not intended to diagnose, treat, cure, or prevent any disease. Always used this herb under instructions of a licensed herbalist.