Drynaria frotunei (Gusuibu)

Distribution:
Hubei, Zhejiang, Guangdong, Guangxi, Sichuan, Taiwan.
 
Properties (characteristics):
Bitter, warm
 
Channels  meridians) entered:
Kidney, liver.
 
Medical functions:
1. Anti-inflammatory

2. anti-biotics

3. lowers blood lipids: muscle injection of 100% gu sui bu injectiones to rabbits suffered from high lipids, once a day, continued for 15 weeks; and for treatment group, starting from 5th week, and continued for 10 weeks. The result proves that gu sui bu injectiones can be used to prevent high cholesterol in rabbits and can prevent and treat arteriosclerosis and plague formation.

4. inhibits injuries

5. promotes calcium absorption and improves the level of calcium and phosphorus levels in blood and is beneficial to bone healing.

6. Improves the function of cartilage cells and delays the degeneration of the cells.

7. prevents nephrotoxicity, improves kidney function and promotes kidney primary epithelial tubular cell regeneration.

Actions & Indications:
For painful and weak loin and knees, diarrhea, Tinnitus, decreased hearing, toothache and bleeding gums due to shenxu

For impact injuries of bones and sinews ; fractures broken bones, sprains.

As tonic for recuperation from injuries.

For Alopecia 

Chemical ingredients:
Root and stems contain naringin, and after hydrolysis naringenin , D-glucose and L-rhamnose

Dosage:
15 to 25 g in decoction.
It also being used in pill forms or powder form.
External application : use appropriate amount.

Modern Research:
Anti-cancer effect (article in Chinese and English)

Cautions:
Use with care in cases of yinxu (yin deficient)  or without xue yu (blood stasis).