Bai Jiang Cao

Bai Jiang Cao - Patrinia scabiosaefolia
		Professional Data

Pin Yin
Bai Jiang Cao

Latin
Herba Patriniae

Introduction

Herba Patriniae is the whole plant of Patrinia scabiosaefolia Fisch.ex Link, Patrinia scabra Bge and Patrinia villosa Juss. It's usually collected in the summer, removed from soil and cut into pieces.

Western medical

The herb is indicated in the treatment of mumps, hepatitis, cold, diarrhea and bacillary inflammation, etc..

Eastern medical

Pattern: Clears Heat, removes Toxin, treats carbuncles, discharge pus, removes stagnated Blood and alleviates pain.
Properties: Pungent, bitter, slightly cold.
Channels entered: Stomach, Large Intestine and Liver.

Chemical constituents

The root and rhizoma of Patrinia villosa contains villoside, morroniside and loganin, etc., Patrinia scabiosaefolia contains about 0.1% volatile oil with main ingredients of patrinene amd isopatrinene. The herb also contains various glucosides. The whole plant contains sinigrin, myrosinase, and the seed contains mustard oil and volatile oil, etc..

Pharmacological actions

Anti-microbial effect

in vitro tests showed that this herb had anti-hemophilus influenzae effect, it had inhibitory effect on staphylococcus aureus, streptococcus A and B, diplococcus pneumoniae, meningococcus, bacillus enteritidis, shigella dysenteriae, typhoid bacillus, bacillus paratyphosus and bacillus coli. It also had anti-leptospira effect.

Hepatic protecting effect

bai jiang cao could significantly promote the regeneration and prevent the denaturalization of liver cells.

Anti-cancer effect

bai jiang cao could inhibit the growth and development of S180 strain. It had strong inhibitory effect on cancer cells but had no inhibitory effect on normal cells. 500mg/ml of hot water extract of the root of bai jiang cao had an inhibitory rate of 100% on human cervical carcinoma cells.

Sedative effect

Alcohol extractum or volatile oil of Patrinia scabiosaefolia had obvious sedative effect.

Others

Lecithin contained in the herb had anti-arteriosclerosis effect.

Clinical Studies

Mumps

huang hua bai jiang (fresg) pounded together with sheng shi gao and mixed well with egg white could be applied externally to affected areas. With complications, Huang Hua Bai Jiang Decoction could be added: 10~15g, tid to qid. 200 cases were treated, and 90% of the cases' symptoms disappeared within 24 hours after topical application.

Acute bacillary inflammations

Intramuscular injection of 2~4ml of distilled juice of bai hua bai jiang, 2~4 times daily, 2~15 days as a course of treatment. 134 cases of acute suppurative tonsillitis, pneumonia, acute appendicitis, biliary tract infections and acute pancreatitis, etc. were treated, and the curative rate was 69%. The other cases were improved to different degrees.

Cold

bai hua bai jinag cao was made into granule or tablet and used to treat 2233 cases of common cold, the effective rate was 82.2%. The effective rate of treating 401 cases of influenza was 86.5%.

Neurosis

10ml of 20% Huang Hua Bai Jing Tincture or 2~4 tablets of Huang Hua Bai Jiang Dry Extract (each tablet was equal to 1g crude drug), 2~3 times daily, was used to treat 62 cases of neurosis and 284 cases of lingering neurosis after severe psychoses, the total effect rates were 92% and 80% respectively, and the markedly effective rate was 30.7% and 33.5% respectively.

Viral hepatitis

yin chen 45g and bai jiang cao 21g were used to treat acute infectious hepatitis with jaundice, 1 dose every day. Some patients also took the treatment of intramuscular injection of 2ml Gan Ping Injection (yin chen:bai jiang cao=2:1) twice daily. 63 cases were treated, and the curative rate was 93.6%.

Infantile diarrhea

Juice of fresh bai jiang cao was used to treat 72 cases of infantile diarrhea, and 68 were cured, 4 improved, the curative rate was 94%.

References

Except those noted, all references come from Weng Weiliang, et al., Clinical Chinese materia medica, Henan Science & Technology Press, 1998