Pharmaceutical Latin: Cortex Dictamni
Common English: Chinese Dittany Root Cortex
Dictamnus Root Bark
Dense Fruit Dittany Root Bark
Herbs That Clean Heat and Purge Fire: Herbs That Clean Heat and Detoxify; Target Warm and Heat Diseases
Taste Temperature Entering Meridians Dosage
Tincture: 2-4ml
Actions Indications/Syndromes

Clears Heat, resolves Fire-toxicity, expels Wind and dries Dampness

Wind-Heat or Damp-Heat sores (carbuncles, and rashes) with copious pus, leaking of yellow fluid, moist skin and pruritis

Damp-Heat Bi

Damp-Heat jaundice

Clears Damp-Heat and stops itching

Vaginal pruritis with itching
  • Contraindicated during pregnancy.
  • Use caution with patients with atopic conditions such as eczema or a history of liver disease.
  • Use caution for those with poor Liver function.
  • Use caution for those with Deficiency Cold.
  • Counteracts Rx. Dioscoreae Hypoglaucae Bei Xie.
  • Counteracts Rx. Platycodi Jie Geng.
  • Counteracts Poria Fu Ling.
  • This herb may potentiate the effect of microtubule inhibitors vincristine, vinblastine and paclitaxel.

Rx. Sophorae Flavescentis
Ku Shen

Rx. Sophorae Flavescentis
Ku Shen
Fr. Cnidii
She Chuang Zi

Rx. Saposhnikoviae
Fang Feng
Fr. Tribuli
Bai Ji Li

Damp-Heat sores that itch.

Itching due to Wind-Damp-Cold or parasites such as scabies.

May be used as an external wash.

Eczema and hives.

Caulis Lonicerae
Ren Dong Teng
Rx. Clematidis
Wei Ling Xian

Rx. Rehmanniae
Sheng Di Huang
Rx. Angelicae Sinensis
Dang Gui
Periostracum Cicadae
Chan Tui

Rx. Sophorae Flavescentis
Ku Shen

Fr. Kochiae
Di Fu Zi

Damp-Heat Bi of the lower extremities.

Rashes due to Blood Deficiency.

Itching with vaginal discharge.

Hb. Houttuyniae
Yu Xing Cao
Hb. Patriniae
Bai Jiang Cao

Caul. Spatholobi
Ji Xue Teng

Rx. Sophorae Flavescentis
Ku Shen

Fr. Kochiae
Di Fu Zi
Rz. Atractylodis
Cang Zhu

Gynecological abdominal pain due to Blood Stasis.

Abdominal pain due to Blood Stasis.

Dermatological disorders characterized by Damp-Heat and toxins.

Rx. et Rz. Rhei
Da Huang
Fr. Gardeniae
Zhi Zi

Caulis Lonicerae
Ren Dong Teng


Damp-Heat jaundice.

Bi syndrome.


  1. 1. This herb expels Damp-Heat accumulated in the blood vessels of the muscles and flesh.
  2. It also stops itch.
  3. It takes Heat out through the urine.
  4. It is particularly indicated for Lower Jiao Damp-Heat and itching Damp-Heat skin disorders.
  5. One source says that this herb clears the senses.
  6. This herb has been shown to inhibit the growth of cancer cells.
  7. It is said that this is an essential herb for jaundice and Wind Bi.
  8. It is also said to remove Stagnation clear the channels.
  9. For ulcerated scrofula with pus and Blood, take 40ml of the decocted herb.
  10. Both Bai Xian Pi and Rx. Sophorae Flavescentis Ku Shen eliminate Damp-Heat from the Lower Jiao and the skin and both promote urination Ku Shen also Expels Wind and kills parasites and therefore is better at treating itching and vaginal discharge. Bai Xian Pi is better for Wind-Damp-Bi or Damp-Bi with Heat signs.