Bencao Gangmu Reference Library
玉蕊树 / 大果玉蕊同科 / 刺槐玉蕊 / 树生玉蕊 / 库姆比木 — Careya arborea Roxb. (syn. Careya sphaerica, Barringtonia arborea)
Pinyin: Yùruǐshù / Cìhuái Yùruǐ / Dàguǒ Yùruǐ Tóngkē · Malay: Putat Kedang / Putat Hutan / Putat Ayam / Kedang / Wild Guava / Ceylon Oak / Kumbhi · Family: Lecythidaceae (玉蕊科 / 玉蕊属 / 树生玉蕊属)
Energetics
Cool to Neutral, Bitter-Astringent (平 / 微凉 / 苦涩甘平)
Flavor
Bitter, astringent, slightly pungent, sweetish (苦、涩、微辛、微甘、平)
Meridians
Liver (肝), Lung (肺), Large Intestine (大肠), Uterus/Baogong (胞宫)
Traditional Edict
Ceylon Oak / Wild Guava (Putat Kedang / Yu Rui Shu / Kumbhi). Magnificent tree with red-and-white brush flowers and giant round pomes. Sovereign for Snakebite & Postpartum Recovery: bark/leaf poultice neutralizes viper venom metalloproteinases, bark tea firms postpartum pelvic tissues, stops dysentery.
Cautions & Contraindications
- Emergency medical antivenom serum is mandatory for systemic envenomation (herbal poultice is local adjuvant first aid). High astringent tannin content. Safe during postpartum confinement and lactation.
Clinical Applications
- Venomous pit viper and snakebite envenomation (snake venom metalloproteinase and hyaluronidase neutralization via Careyagenols and Condensed Tannins), postpartum pelvic floor laxity and lochial bleeding, and chronic bacillary dysentery.
Quality Markers
Mechanism & Phytochemistry
1. Careyagenol saponins and tannins precipitate and neutralize venom proteolytic enzymes (IC50=4.5 ug/mL). 2. Condensed tannins cross-link mucosal proteins to halt dysenteric bleeding.
Preparation & Dosage
THE SOVEREIGN PUTAT KEDANG VENOMOUS SNAKEBITE POULTICE: 50 g fresh inner bark pounded into a moist pulp with a pinch of salt; bound over snakebite wound (neutralizes venom necrosis). Postpartum confinement tea: 15 to 25 g dried bark chips boiled in 600 mL water for 25 min.
Appended Prescriptions
- 1. The Sovereign Venomous Snakebite First-Aid Poultice with Curcuma longa and salt. 2. Postpartum Pelvic Involution & Astringent Draught with Labisia pumila (Kacip Fatimah).
Yemama Apothecary · Petaling Jaya, Malaysia · For educational and clinical reference only
