Pharmaceutical Name:

Flos Daturae

Botanical Name:

Datura metel L.

Common Name:

Datura flower
Jimson weed

Source of Earliest Record:

Bencao Gangmu

Part Used & Method for Pharmaceutical Preparations:

The flowers are gathered in the period from April to November, and then they are dried in the sun.

Properties and Taste:

Pungent, warm and toxic

Meridians:

Heart, lung and spleen

Functions:

To stop asthma.

Indications and Combinations:

1.     Asthma manifested as cough with no sputum and stifling sensation in the chest.
*Roll the herb into a "cigarette" and light it so the patient can sniff the smoke.

2.      Epigastric and abdominal pain, wind-damp obstruction pain and pain due to external injuries.
*Use alone or with Chuanxiong rhizome (Chuanxiong) and Tetrandra root (Fangji).

Dosage:

0.3-0.6g

Cautions:

This herb is toxic. It is contraindicated during glaucoma and should be used with caution in cases of weakness of the body and hypertension, and in children and pregnant women.