- 1 Nomenclature
- 2 Historical Use of Pulsatilla chinensis
- 3 Background
- 4 Pharmaceutical Information
- 5 Evidence or the Use of Pulsatilla chinensis in the Treatment of Epilepesy
- 6 Safety
Historical Use of Pulsatilla chinensis
Pulsatilla chinensis in Traditional Chinese Medicine
Chinese Name (pinyin): Baitouweng
Chinese Name :
Common Name :Pulsatilla Root
Specific Name : Radix pulsatillae
Collection : The drug is collected in spring and autumn, removed from soil and dried.
Description : Subcylindrical or conical, slightly tortous, 6 - 20 cm long, 0.5 - 2 cm in diameter. Externally yellowish brown or brown, irregualrly and longitudinally wrinkled or furrowed, bark easily exfoliated, the exposed wood yellow, some exhibiting reticulated fissures and cracks, usually with decayed depressed holes near root stock. Root stock slightly swollen, white tomentose, some showing sheath like pedicel bases. Texture hard and fracture yellowish white or pale yellowish brown in bark and pale yellow in wood. Odour slight, taste slightly bitter and astringent.
Identification : 1.Powder: Greyish brown, phloem fibres fusiform or spindle shaped, 100 - 390 µm long, 16 - 42 µm in diameter with lignified walls. Non-glandular hairs unicellular, 13 - 33 µm in diameter, the base slightly inflated, the walls mostly lignified. Some showing spiral striations. Bordered pitted, reticulate and spiral vessels, 10 - 72 µm in diameter.2.To 4 g of the powder, add 20 ml of ethanol, heat under reflux for 1 hour and filter. Concentrate the filtrate to about 6 ml on a water bath and cool. Add appropriate quantity of acetone, a precipitate is produced. Filter and transfer about 5 mg of precipitate to a test tube immediately. Add 1 ml of acetic anhydride to dissolve, add 1 ml of sulfuric acid along the tube wall, a red to red violet colour form at the junction of the two liquids.
Processing : Eliminate foreign matter, wash clean, soften thoroughly, cut into thick slices and dry.
Action : To remove toxic heat nd relieve bloody dysentery.
Indication : dysentery due to amebiasis; pudendal itching with excessive leukorrhea
Dosage : 9 to 15 g.
Storage : Preserve in a ventilated dry place.
Synonymns for Pulsatilla chinensis
Patent Medicines and Medicines with Multiple Ingredients that include Pulsatilla chinensis
Evidence or the Use of Pulsatilla chinensis in the Treatment of Epilepesy
Cohort, Case-Control and Non-Randomized Trials
Randomized Controlled Trials
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