Pharmaceutical Latin: Spora Lygodii
Common English: Lygodium Spore
Japanese Fern
Herbs that Drain Dampness (Diuretics)
Taste Temperature Entering Meridians Dosage
Small Intestine
6-15g Decoct in a cheesecloth bag
Actions Indications/Syndromes

Clears Heat, promotes urination, unblocks painful urinary dysfunction and expels stones

Damp-Heat Painful Urinary Dysfunction of any type, especially Stone Lin or Blood Lin

Can be used for biliary stones

Eliminates Damp-Heat, reduces edema and decreases jaundice

Swelling and fullness due to Spleen Dampness and Damp-Heat jaundice

  • Contraindicated for those with urinary disturbance due to Yin Deficiency.
  • Overdose can cause numb tongue, nausea, dizziness, aversion to Cold and urinary frequency.

Cx. Phellodendri
Huang Bai
Fr. Gardeniae
Zhi Zi
(Sm. Plantaginis)
(Che Qian Zi)

Rx. Rehmannia
Sheng Di Huang
Pollen Typhae
Pu Huang

Hb. Lysimachiae/Desmodii/ Glechomae
Jin Qian Cao/Guang Jin Qian Cao/Lian Qian Cao
Endothelium Corneum Gigeriae Galli
Ji Nei Jin
Fol. Pyrrosiae
Shi Wei

Urinary Bladder Damp-Heat.

Painful, bloody urinary dysfunction due to Damp-Heat in the Lower Jiao or Damp-Heat perturbing the channels and collaterals.

Stony, painful urinary dysfunction.

Hb. Lysimachiae/Desmodii/ Glechomae
Jin Qian Cao/Guang Jin Qian Cao/Lian Qian Cao
Rx. Curcumae
Yu Jin
Endothelium Corneum Gigeriae Galli
Ji Nei Jin

Sm. Pharbitidis
Qian Niu Zi
Rx. Euphorbiae Kansui
Gan Sui

Hb. Lysimachiae/Desmodii/ Glechomae
Jin Qian Cao/Guang Jin Qian Cao/Lian Qian Cao


Generalized swelling and fullness with drum like distention of the abdomen and wheezing that prevents the patient from lying flat.

Addresses all of the channels associated with painful urinary dysfunction, eliminating the causes of stone formation in the urinary tract and directly acting to expel and transform stones.

Hb. Taxilli
Sang Ji Sheng
Rx. Dipsaci
Xu Duan
Rz. Cibotii
Gou Ji
Cx. Eucommiae
Du Zhong
Ru Xiang
Mo Yao

Hua Shi
Rx. Glycyrrhizae
Gan Cao


Stone Lin with back pain from Deficiency.

Milky Lin.


  1. This herb excels in draining Damp-Heat lurking at the Blood level of the Small Intestine and Bladder channels while unblocking urinary painful urinary dysfunction and resolving toxicity.
  2. Many sources consider this herb to be in the “Clear Heat and Relieve Toxicity” category.
  3. This is an essential herb for treating the pain and discomfort associated with all types of painful urinary dysfunction.
  4. Both Hai Jin Sha and Fol. Pyrrosiae Shi Wei clear Damp-Heat, unblock painful urinary dysfunction and are used to treat Hot painful urinary dysfunction (Lin Syndrome) or hematuria. Shi Wei is especially good for bloody painful urinary dysfunction and Damp-Heat painful urinary dysfunction. it also treats cough and wheezing by clearing Lung Heat and irregular uterine bleeding by cooling Blood and stopping bleeding in the Lower Jiao. Hai Jin Sha is particularly effective at treating stony painful urinary dysfunction.
  5. Both Hai Jin Sha and Hb. Lysimachiae Jin Qian Cao facilitate urination, unblock painful urinary dysfunction and are commonly used together to treat Stone Lin leading to rough, painful urination. Hai Jin Sha clears Heat and unblocks Lin Syndrome, but also enters the Blood level to cool the Blood to treat Bloody Lin. Jin Qian Cao excels at facilitating the removal of Dampness and relieving jaundice and is often used to treat Damp-Heat jaundice and gallstones.
  6. Hb. Lygodii Jin Sha Teng clears Toxic Heat, promotes urination and treats pneumonia, hemoptysis, toothache, urodynia, dysuria, lumbar sprain and hepatitis. Its dosage is 15-60g.