Clears Damp-Heat, Promotes Urination, Reduces Edema
For burning, painful urination with or without stones, blood or dribbling due to damp-heat. Also for reducing edema.
Stops Bleeding
For trauma, hematemesis, epistaxis, hypermenorrhea, and bloody urine.
Stops Cough, Expels Phlegm, and Clears the Lungs
For cough and wheezing due to Lung heat with phlegm
Contraindications and Cautions
None Noted
Herb-Drug Interactions
None Noted
Toxicity and Overdose
None Noted
Dosage
5-10 grams and 15-30 grams in severe cases in decoction 12
6-9 grams in decoction 13
Notes
This herb goes to the Lungs and Bladder allowing it to clear damp and heat from the upper and lower parts of the body.
Clinical Studies and Research
Chemical constituents of Pyrrosia petiolosa. Yang C, Shi JG, Mo SY, Yang YC. - J Asian Nat Prod Res. 2003 Jun;5(2):143-50.
Zhao YH. Related Articles, Analysis of the therapeutic effect of 1,148 cases of bacillary dysentery treated with Pyrrosia sheareri. Zhong Xi Yi Jie He Za Zhi. 1985 Sep;5(9):530-3, 514. Chinese.
Zheng M. Related Articles, Experimental study of 472 herbs with antiviral action against the herpes simplex virus. Zhong Xi Yi Jie He Za Zhi. 1990 Jan;10(1):39-41, 6. Chinese.
When Shi Wei was combined in an herbal formula it reduced sputum in 56% of cases with chronic tracheitis. Shang Hai Ren Min Chu Ban She, 1973.
Only use Chinese herbs or formulas under the direct care and supervision of a licensed Acupuncturist/Herbalist. Some of the substances included on this website are no longer used, and are included for historical reference only.
Herb 22 of 28 in Herbs that Regulate Water and Drain Dampness
