gu sui bu

Name: gu sui bu
Creator: Bencao Index

骨碎补·Rhizoma Drynariae

Drynaria Rhizome

About gu sui bu

Gu Sui Bu (骨碎补) is the rhizome of drynaria, a fern, recorded as Rhizoma Drynariae. It is bitter in flavour and warm in temperature, entering the Kidney and Liver channels. The catalogue files it among the herbs that tonify Yang. Its Chinese name reads as mender of shattered bone.

Names

Pinyin	gu sui bu
Chinese	骨碎补
Latin Name	Rhizoma Drynariae
English Name	Drynaria Rhizome·Drynariae Rhizoma
Japanese	kotsusaiho
Korean	kolswaebo

Classification

Category: Tonify Yang
Channels: Kidney, Liver
Flavour: Bitter
Temperature: Warm
Part used: Rhizome
Family: Polypodiaceae
Species: Drynaria Fortunei
Tags: Chinese Herbs, Common

Actions and indications

Tonifies Kidney Yang, strengthens the sinews and bones and benefits the ears

Kidney deficiency with a weak, sore lower back and knees, ringing in the ears and poor hearing
Chronic diarrhea from Kidney deficiency
Deficient Kidneys with loose, aching teeth or gums that bleed

Mends sinews and bones and aids recovery after injury

Falls, fractures, bruising and sprains, including a twisted ankle
Ligament injuries and simple fractures, where it is especially useful

Invigorates Blood and stops bleeding

Blood stagnation, particularly after trauma
Bleeding with fractures and sprains

Promotes hair growth (topical)

Patchy hair loss, applied as a tincture or steeped in wine
Vitiligo, applied externally

Combinations

bu gu zhi + huai niu xi + rou gui xin
Persistent pain of the low back and legs from Kidney Yang Deficiency
shan yao
Chronic diarrhea and tinnitus.
xi xin + shu di huang
Loose teeth and toothache where Kidney Yin Deficiency lets Empty Fire rise
shi gao + sheng ma
Painful, swollen gums and loose teeth, used as a mouthwash
xu duan
Traumatic damage to the bones, sinews and muscles
xu duan + ru xiang + mo yao + zi ran tong + gui ban
Trauma injuring the muscles, sinews and bones, with a stronger action
di gu pi + shi hu
Red, swollen, painful gums with toothache
shu di huang + shan zhu yu + fu ling + ze xie
Teeth slowly becoming loose, with deafness and tinnitus

Dosage

Age	Raw	Granule	Tincture	Concentrate	Frequency
Any 6-21g; To strengthen the Kidneys: 30g; Tincture: 2-5ml	6-21 g	—	2-5 ml	—	—

Cautions

caution Yin deficiency
contraindication Yin deficiency with Heat, which a warm, drying Yang tonic can aggravate
caution Absence of Blood stasis
contraindication Blood deficiency
contraindication Wind-Dryness
contraindication Fire from Blood deficiency
contraindication Cramping from Blood deficiency
contraindication Painful obstruction

Interactions

Drug interactions

Kanamycin: taken at the same time, the herb has helped prevent the drug's damage to hearing, but it does not seem to restore hearing once deafness has set in
Streptomycin: may help relieve the tinnitus and numbness this drug can cause

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