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    Yemama Apothecary

    Bencao Gangmu Reference Library

    Kidney-Yang Fortifying, Sinew-Strengthening & Anti-Rheumatic Sovereign (补肾壮阳 / 强筋壮骨祛风除湿行气活血消肿药)

    爪哇金刚藤 / 铁包金 / 哥纳藤 / 鸡爪风 — Anaxagorea javanica Blume (syn. Anaxagorea scortechinii)

    Pinyin: Zhǎowā Jīngāngténg / Tiěbāojīn · Malay: Bunga Kekuning / Kekuning / Akar Kekuning · Family: Annonaceae (番荔枝科)

    Botanical Illustration

    Energetics

    Warm (微温 / 温)

    Flavor

    Pungent, sweet, slightly bitter, aromatic (辛、甘、微苦、芳香)

    Meridians

    Kidney (肾), Liver (肝), Spleen (脾)

    Traditional Edict

    Gold Wrapped in Iron (Tie Bao Jin). Hard dark bark encasing canary-yellow wood with fragrant yellow flowers. Powerfully tonifies Kidney Yang, strengthens lumbar sinews and marrow, and dispels postpartum cold.

    Cautions & Contraindications

    • Warm and stimulating; contraindicated in severe Yin deficiency blazing fire with night sweats. Strictly contraindicated during active pregnancy.

    Clinical Applications

    • Late-onset male hypogonadism (andropause / erectile dysfunction), osteopenia/osteoporosis, chronic degenerative lumbago, rheumatoid arthritis, and female pelvic floor laxity.

    Quality Markers

    Aporphine Alkaloids (Anaxagoreine >= 0.50%, Asimilobine) & Polyoxygenated Xanthones (HPLC MHM standard)

    Mechanism & Phytochemistry

    1. Anaxagoreine aporphine alkaloids modulate dopamine D2 and a1-adrenergic receptors, stimulating Leydig cell testosterone synthesis and cavernous eNOS vasodilation. 2. Xanthones upregulate osteoblastic ALP and Type I collagen. 3. Synovial COX-2 inhibition.

    Preparation & Dosage

    Sliced dried root/stem discs decocted 30 minutes: 6-15 g daily. The Imperial Nanyang Yang-Fortifying Liqueur (Yao Jiu): 50 g root slices steeped with Tongkat Ali Merah and Goji in 1 L rice wine for 30 days: 15-30 mL at bedtime.

    Appended Prescriptions

    • 1. The Imperial Nanyang Primal Yang Triad with Polyalthia bullata (Tongkat Ali Merah) and Eurycoma longifolia. 2. Deep Lumbar Sinew Fortifying Decoction with Eucommia ulmoides and Achyranthes.

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