Bai Shao (Yao) 白芍

 

Species Name: Paeoniae lactiflora
Pharmaceutical Name: Radix Paeoniae Alba

Common English Names: White Peony Root

 

Category
Herbs that Tonify the Blood


 

Flavor

Bitter
Sour

Temperature

Mildly Cold

Meridians Entered

Liver
Spleen

Dosage

6-15g

 

Actions & Indications

Nourishes the Blood and regulates menstruation

Liver Blood Deficiency with menstrual dysfunction, vaginal discharge and uterine bleeding accompanied by a pale face, a lusterless complexion and dull, lusterless nails

Anemia

Breast distention and premenstrual syndrome


Astringes Yin and adjusts the Ying and Wei

Yin Deficiency sweating

Sweating due to Yin Collapse

Disharmony between the Liver and Spleen

Disharmony between the Ying and Wei with non-productive sweating


Calms Liver Yang and Liver Wind and alleviates pain

Liver Qi Stagnation with Liver Yang Rising

Liver Wind with Yin and Blood Deficiency

Bi syndrome due to Blood Deficiency with pain and spasms


Softens the Liver and relieves pain

Diarrhea, borborygmus and abdominal pain

Dysenteric disorders with tenesmus

 

Important Herbal Notes

Contraindications

  • Contraindicated for those with diarrhea from Deficiency Cold (Yang Deficiency).

  • Contraindicated for those with eczema or rashes from External Wind Attack with incomplete expression.

  • Contraindicated postpartum for those with Blood Stagnation or those who are still bleeding.

  • Do not use in large doses or over a prolonged period for those with Liver disorders.

  • This herb may be associated with drowsiness, so use caution when driving or operating heavy machinery.

Herb/Drug Interactions

  • Use caution for those taking anticoagulants such as heparin, warfarin (Coumadin), and enoxaprin (Lovenox) or antiplatelet drugs such as aspirin, dipyridamole (Persantine), and clopidogrel (Plavix).

  • Use caution for those taking insulin, sulfonylureas and other anti-diabetics such as tolbutamide (Orinase), glipizide (Glucotrol) and glyburide (DiaBeta/Micronase) as there may be a synergistic effect leading to hypoglycemia.

  • Use caution with sedatives as this herb has a sedative and analgesic effect on the central nervous system. It prolongs sleeping time induced by barbiturates and has a protective effect against seizures induced by cardiazol.