Pyrrosia Leaf (Shiwei)
|Pharmaceutical Name:||Folium Pyrrosiae|
|Botanical Name:||Pyrrosia shearei (Bak.) Ching; Pyrrosia petiolosa (Christ) Ching; Lingua (Thunb.) Farwell|
|Common Name:||Pyrrosia Leaf|
|Source of Earliest Record:||Shennong Bencao Jing|
|Part Used & Method for Pharmaceutical Preparations:||The leaves are gathered all year round. They are cleaned, dried in the sun and cut into small pieces.|
|Properties and Taste:||Bitter or sweet and slightly cold|
|Meridian:||Lung and urinary bladder|
|Functions:||To promote water metabolism and regulate abnormal urination.|
|Indications and Combinations:||Damp-heat in the urinary bladder manifested as dysuria, painful urination, hot urine, urinary tract stones, blood in urine, turbid urine, urgency of micturition and frequent urination.
*Use with Talc (Huashi), Lygodium spores (Haijinsha) and Plantain seed (Cheqianzi).