Bencao Gangmu Reference Library
安息香 / 爪哇安息香 / 苏门答腊安息香 / 避邪香 / 拙贝罗香 — Styrax benzoin Dryand. (and Styrax tonkinensis, Styrax sumatrana)
Pinyin: Ānxīxiāng / Zhǎowā Ānxīxiāng / Sūméndálà Ānxīxiāng · Malay: Kemenyan / Kemenyan Putih / Kemenyan Madu / Luban Jawi · Family: Styracaceae (安息香科)
Energetics
Neutral to Warm (平 / 平温)
Flavor
Acrid, bitter, sweet, intensely balsamic-vanilla aromatic (辛、苦、甘、微温、气味芳香浓烈沉降)
Meridians
Heart (心), Spleen (脾), Liver (肝)
Traditional Edict
Sumatra Benzoin (Kemenyan / An Xi Xiang / Luban Jawi). Translucent golden-amber resin tears with milky almond inclusions. Crowning jewel of emergency resuscitation pills (Su He Xiang Wan): awakens comatose stroke patients, terminates sudden angina chest pain.
Cautions & Contraindications
- DO NOT BOIL IN WATER (resin is water-insoluble; volatile aromatics evaporate; use pills/powders). Use strictly for Closed-Pattern Stroke (Bi Zheng); CONTRAINDICATED in Open Prostration Stroke (Tuo Zheng). Safe in lactation.
Clinical Applications
- Acute ischemic stroke coma with phlegm-blockage (closed-pattern Bi Zheng), acute angina pectoris and coronary artery spasm, and upper respiratory tract steam inhalation (Friar's Balsam).
Quality Markers
Mechanism & Phytochemistry
1. Coniferyl benzoate stimulates the ascending reticular activating system (ARAS), accelerating consciousness recovery in stroke coma. 2. Cinnamic compounds induce nitric oxide vasodilation, relieving coronary vasospasm. 3. Antiseptic expectorant.
Preparation & Dosage
THE SOVEREIGN SU HE XIANG RESUSCITATION PILL: 10 g An Xi Xiang levigated into fine powder compounded with Su He Xiang, Borneol, and Musk into 3 g honey pills; 1 pill taken for stroke coma or chest pain. Steam inhalation: 2-3 g in boiling water. Decoct: FORBIDDEN.
Appended Prescriptions
- 1. The Sovereign Aromatic Orifice-Opening Emergency Synergy (Su He Xiang Wan) with Borneol and Aquilaria (Chen Xiang). 2. Cardiac Angina Chest-Oppression Powder with Dan Shen.
Yemama Apothecary · Petaling Jaya, Malaysia · For educational and clinical reference only
