Sendudok Singapore Rhododendron

Fruits of Melastoma malabathricum Melastoma malabathricum shrub

Description: Melastoma malabathricum L. is a small shrub that can grow up to 1 m tall, densely clothed with tiny scales. Leaves are simple, ovate, elliptic, 4-14 cm by 1.7-3.5 cm, and stiffly papery. Flowers are purple with five petals and fruits are urceolate-globular, 6-15 mm by 6-12 mm and succulent.[1,2]

Origin: Native to tropical and temperate Asia and the Pacific Islands.[2]

Phytoconstituents: Malabathrins A-F, nobotanins B, G, H and J, kaempferol and others.[3-9]

Traditional Medicinal Uses: In Indonesia and Malaysia, the leaves and roots are used as a remedy for diarrhoea and dysentery. The leaves are also used to wash ulcers, to treat piles and for small pox pustules to prevent development of scars.[10] Its bark is used to treat skin diseases.[11]

Pharmacological Activities: Analgesic,[12] Anti-inflammatory,[13] Antineoplastic,[14] Antinociceptive,[13] Antiviral,[1415] Antioxidant[15] and Antiplatelet.[16]

Dosage: No information as yet. Adverse Reactions: No information as yet.

Toxicity: M. malabathricum was reported to be an aluminium (Al) accumulator (with up to 10 g Al/kg of dry weight in old leaves and up to 7 g Al/kg dry weight in new leaves) and could lead to accumulation of aluminium in the bone and brain, leading to neurotoxicity, when consumed in large amount.[17]

Contraindications: No information as yet. Drug-Herb Interactions: No information as yet.

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