野牡丹 / 巴西野牡丹 / 地茄 — Melastoma malabathricum L.

Pinyin: Yěmǔdān / Dìqié · Malay: Senduduk / Senduk-senduk / Sikaduduk · Family: Melastomataceae (野牡丹科)

Energetics

Cool to Neutral (平 / 微凉)

Flavor

Astringent, sweet, slightly bitter (涩、甘、微苦)

Meridians

Large Intestine (大肠), Liver (肝), Spleen (脾)

Traditional Edict

Malabar Melastome. Astringes intestines to stop diarrhea, cools blood to stop bleeding, clears toxic heat, knits wounds to generate flesh. Sovereign Malay remedy for wounds, toothache, and diarrhea.

Cautions & Contraindications

Potent astringent; do not use in chronic spastic constipation. Discontinue once diarrhea resolves.

Clinical Applications

Acute infectious diarrhea, postpartum perineal tears, bleeding hemorrhoids, periodontal toothache, gastric ulceration, and burn wound debridement.

Quality Markers

Malabathrins A-D & Total Ellagitannins >= 1.50% (HPLC MHM standard)

Mechanism & Phytochemistry

1. Malabathrins and ellagitannins cross-link dermal and mucosal proteins, creating an impermeable barrier that arrests bleeding and accelerates fibroblast wound contracture. 2. Broad-spectrum bactericidal action against E. coli, Shigella, and V. cholerae. 3. Downregulates COX-2.

Preparation & Dosage

Dried leaves/roots in decoction: 10-20 g daily. Fresh leaves chewed or pounded as poultice for bleeding cuts and toothache. Maternal postpartum sitz bath: 30-50 g boiled in water.

Appended Prescriptions

1. Royal Malay Postpartum Perineal Healing Bath with Quercus infectoria (Manjakani) and Piper betle (Sirih). 2. Astringent Diarrhea Remedy with Psidium guajava (Guava leaf).

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