top of page

Pinyin: long dan

ENGLISH NAME: Scabrous Gentian

LATIN NAME: Gentianae Radix Et Rhizoma

Pinyin: long dan

Properties: bitter, cold
Channels Entered: Liver, Gallbladder, Stomach

1. Clears Heat and Dries Dampness

2. Sedates Liver Heat

3 to 8 grams in decoction. The maximum dosage of Long Dan Cao is 15 grams. Long Dan Cao is commonly used internally (as decoction, pills or powder) or externally (as powder).

• Use of Long Dan Cao is contraindicated in patients who have deficiency and cold of the Spleen and Stomach, qi deficiency, or blood deficiency.
• Long Dan Cao may be taken before meals. A small dose of Long Dan Cao taken before meals may stimulate the secretion of gastric acid and enhance digestion and absorption. 1n patients with a sensitive gastrointestinal system, however, Long Dan Cao may be taken with meals.
• Long Dan Cao, in large dosages, is sometimes associated with side effects such as headache, facial flushing, and dizziness. 1
• Use of this herb may be associated with possible drowsiness and sedation. Therefore, individuals who take this herb should exercise caution if driving or operating heavy machinery.

bottom of page