- Dendrobii Caulis
|Medicinal Group||Yin-tonifying medicinal|
Fresh or dried stem of Dendrobium nobile Lindl., Dendrobium candidum Wall. ex Lindl. or Dendrobium fimbriatum Hook. var. oculatum Hook. and similar species (Fam. Orchidaceae)
|Nature and Flavors||sweet; slightly cold|
|Meridian Affinity||Kidney, Stomach|
To benefit the stomach, engender fluid, tonify yin, and remove heat
Thirst due to impairment of yin or fluid depletion; loss of appetite with nausea; fever in deficiency condition after a severe disease; impairment of vision
- Plants of the Dendrobium genus manifest a diversity of medicinal effects encompassing antiangiogenic, immunomodulating, antidiabetic, cataractogenesis-inhibiting, neuroprotective, hepatoprotective, anti-inflammatory, antiplatelet aggregation, antifungal, antibacterial, antiherpetic, antimalarial, aquaporin-5 stimulating, and hemagglutininating activities and also exert beneficial actions on colonic health and alleviate symptoms of hyperthyroidism.
- Dendrobium officinale had broad bioactivities including immunomodulation, antifatigue activity, antioxidation, digest-promotion, stimulation of salivary secretion, lowering hyperglycemia, anti-hypertension, anti liver injury and antitumor activity, etc.
- Dendrobium candidum would regulate the expression of aquaporin-5 in labial glands of Sjögren's syndrome patients and thereby promoted secretion of saliva to improve dry mouth symptoms. 
- Runmushu Oral Liquid (consisted of dendrobium stem) with artificial-tears can alleviate the eye symptoms, promote the secretion of tears in treating postmenopausal women xerophthalmia, showing a therapeutic effect superior to that by artificial-tears alone.
Report on adverse effect
- Teixeira da Silva JA, Ng TB. (2017). The medicinal and pharmaceutical importance of Dendrobium species. Appl Microbiol Biotechnol. , 101(6):2227-2239. doi: 10.1007/s00253-017-8169-9. Epub 2017 Feb 14.
- Lv GY, Yan MQ, Chen SH. ( 2013). Review of pharmacological activities of Dendrobium officinale based on traditional functions. Zhongguo Zhong Yao Za Zhi. , 38(4):489-93.
- Xiao L, Ng TB, Feng YB, Yao T, Wong JH, Yao RM, Li L, Mo FZ, Xiao Y, Shaw PC, Li ZM, Sze SC, Zhang KY. (2011). Dendrobium candidum extract increases the expression of aquaporin-5 in labial glands from patients with Sjögren's syndrome. Phytomedicine. , 18(2-3):194-8. doi: 10.1016/j.phymed.2010.05.002. Epub 2010 Jul 23.
- Wei D, Li YH, Zhou WY. (2009). Observation on therapeutic effect of runmushu oral liquid in treating xerophthalmia in postmenopausal women. Zhongguo Zhong Xi Yi Jie He Za Zhi. , 29(7):646-9.