黄荆 / 牡荆 / 五指柑 / 蔓荆子 — Vitex negundo L. (and Vitex trifolia L.)

Pinyin: Huángjīng / Mǔjīng / Wǔzhǐgān · Malay: Lemuni / Lenggundi / Lagundi · Family: Lamiaceae / Verbenaceae (唇形科 / 马鞭草科)

Energetics

Cool to Slightly Warm (凉 / 微温)

Flavor

Pungent, bitter, aromatic (辛、苦、芳香)

Meridians

Lung (肺), Liver (肝), Stomach (胃), Urinary Bladder (膀胱)

Traditional Edict

Dispels wind-heat, diffuses the Lung to calm wheezing, clears the head and eyes, and transforms dampness to relieve joint pain. Premier ASEAN botanical (Lagundi) for cough, bronchial asthma, and Nasi Lemuni postpartum recovery rice.

Cautions & Contraindications

High safety in clinical syrups. Contraindicated in dry spasmodic cough due to Yin deficiency without phlegm-dampness.

Clinical Applications

Acute and chronic bronchitis, bronchial asthma, allergic rhinitis, upper respiratory viral infections, tension headaches, and premenstrual syndrome (PMS).

Quality Markers

Casticin (蔓荆子黄素 / 牡荆黄素) >= 0.050% & Chrysosplenol D (Chinese Pharmacopoeia / WHO)

Mechanism & Phytochemistry

1. Casticin and chrysosplenol D selectively relax histamine- and acetylcholine-induced tracheal smooth muscle spasms, downregulate EPO, and suppress NF-kB and IL-4/IL-5/IL-13. 2. Labdane diterpenoids exert central/peripheral analgesia against migraines. 3. Volatile sabinene and cineole promote expectorant clearance.

Preparation & Dosage

Dried 5-foliolate leaves in decoction: 10-20 g daily. Registered Lagundi cough syrup: 300-600 mg standardized extract. Culinary Nasi Lemuni (rice cooked with fresh leaf juice and ginger).

Appended Prescriptions

1. Classical Lagundi Broncho-Spasmolytic Decoction with Lonicera japonica (Jin Yin Hua) and Platycodon grandiflorus. 2. Nanyang Postpartum Nasi Lemuni Restoration Dish with Zingiber officinale and Fenugreek.

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Yemama Apothecary · Petaling Jaya, Malaysia · For educational and clinical reference only