Angelica dahurica is a perennial herb,Bai Zhi is the root of Angelica dahurica Fisch. ex Hoffm. Benth. et Hook.f.

Contents

• Basic Botanical Info:Angelica dahurica.
• Botanical Descriptions:Bai Zhi.
• Angelica dahurica Characters and Identifications.
• Preparation Methods of Angelica dahurica.
• Angelica dahurica Constituents and Phytochemicals.
• Archeology and Classical Note:Angelica dahurica.
• Angelica dahurica Pharmacological Study.
• Toxicity and Safety Study:Angelica dahurica.
• Angelica dahurica Administrations and Applications.
• Research Update:Angelica dahurica.

Applications and Properties:

Applications:

Anti-inflammatory effect.
Antipyretic and analgesic effects.
Spasm effect.
Cardiovascular effects.
Antibacterial effect.
Photosensitive role/vitiligo treatment.
Anticarcinogenic effect.
Anti-radiation.

Properties:

Perennial herb, 1 to 2 meters high.Root cone shape,4 Prism. Stem 4 to 7 cm in diameter, stems and leaves are yellow-green. Leaves crossing; bottom of the stem, petiole length, hold the stem and basal sheath, 2-3 to split the plumes, the entire deep fissure or crack, the final segment wide oval to oval or long oval, pointed tip, the sharp edge Serrated. Under the base of a stem extension, no hair or vein on the hair;Small leaves central stem; upper leaf oval cystic only a few of the vagina.Bracts small total of about 5 mm, usually shorter than the small, scattered, stems; complex umbrella of Health inflorescence Sophie short hair; calyx absent; petals of yellow-green; stamens 5, filament long petals than 1.5 to 2 times; style yellow or green base yellow.
Dosage:3~9 grams in general. Decoction,2~5g;pills,0.5~1 grams,topical use proper amount.Oral: Water decoction, 0.8 ~ 2 qian(4~10grams) or made as a pill, powder. Topical: powdered withdraw.

Safety and Toxicity:

Bai Zhi Ether extract oral mice LD50 value:5.382 g / kg; Hang Baizhi decoction oral mice LD50 value: 41.97g/kg;Rats intramuscular Methoxsalen LD50 value:160 mg/kg, isoimperatorin B LD50 value:335mg/kg,Bergapten LD50 value :945 mg/kg.
Cautions:No use for Yin deficiency and blood heat.

Reference:

• 1.Angelica dahurica is a perennial herb,Bai Zhi is the root of Angelica dahurica Fisch. ex Hoffm. Benth. et Hook.f.

This article written and edited via herbalist of MDidea Extracts Professional. They run a range of online descriptions about this herb,including general information related and summarized updating discoveries from findings of professional scientisits this field related.Describe style aimed to form a useful detecting literature space where the intertwined threshold and related questions raise out and visualize themselves.

♣ last edit date:27th,Oct.2010.