Psoralea fruit (Buguzhi)
Psoralea corylifolia L. (Fam. Fabaceae)
Pharmaceutical Name: Fructus Psoraleae
Botanical
Name: Psoralea corylifolia L. (Fam. Fabaceae)
Common Name: Psoralea fruit.
Source of Earliest Record: Yaoxing Lun.
Part Used & Method for Pharmaceutical
Preparations:
Dried seed.
Fructus
Psoraleae is grown in the provinces of Shananxi, Henan, Shanxi, Jiangxi, Anhui,
Guangdong, Sichuan, Yunnan, and Guizhou. It is collected in autumn, dried in
sunlight, and used unprepared or stir-baked.
Properties & Taste: Bitter, pungent
and very warm.
Meridians: Kidney and spleen.
Functions:
1. To tonify kidneys and strengthen yang; 2. To prevent emissions and nocturnal
urination; 3. To warm the spleen and stop diarrhea.
Indications & Combinations:
1. Deficient kidneys manifested as impotence
and soreness and weakness of the lower back and knees. Psoralea fruit
(Buguzhi) is used with Dadder seed (Tusizi), Cistanche (Roucongrong) and
Eucommia bark (Duzhong).
2. Nocturnal urination and emissions due to
kidney deficiency. Psoralea fruit (Buguzhi) is used with Bitter cardamom
(Yizhiren) and Dioscorea (Shanyao).
3. Diarrhea due to deficiency of yang of the
spleen and kidneys. Psoralea fruit (Buguzhi) is used with Evodia fruit
(Wuzhuyu), Nutmeg (Roudoukou) and Schisandra fruit (Wuweizi) in the formula
Sishen Wan.
4. For cough and asthma due to Cold of the Deficiency type.
Dosage: 5-10
g, decocted in water for an oral dose.
Cautions &
Contraindications: It is contraindicated for
patients with Excess Fire due to Yin Deficiency,
or constipation.
0 Comment:
Post a Comment