Figwort - Herbal Research
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Medicinal uses supported by clinical data
None. Although published case reports indicate that Radix Rehmanniae is used for the treatment of rheumatoid arthritis and hypertension (19), data from controlled clinical trials are lacking.
Uses described in pharmacopoeias and well established documents
Internally for the symptomatic treatment of fevers, diabetes, hypertension, skin eruptions and maculation, sore throat, hypermenorrhoea and polymenorrhoea (4, 20). As a tonic to stimulate the immune system (21).
Uses described in traditional medicine
As an antispasmodic, diuretic and emmenagogue. Treatment of burns, diarrhoea, dysentery, metrorrhagia and impotence (7, 20, 22, 23)
References:
4. Pharmacopoeia of the People’s Republic of China (English edition). Vol. I. Beijing, Chemical Industry Press, 2000.
7. Farnsworth NR, ed. NAPRALERT database. Chicago, IL, University of Illinois at Chicago, 9 February 2002 production (an online database available directly through the University of Illinois at Chicago or through the
Scientific and Technical Network [STN] of Chemical Abstracts Services).
19. Chang HM, But PPH, eds. Pharmacology and applications of Chinese materia medica. Vol. I. Singapore, World Scientific, 1986.
20. Yang LL et al. Antihepatotoxic actions of Formosan plant drugs. Journal of Ethnopharmacology, 1987, 19:103–10.
21. Kim HM et al. Effect of Rehmannia glutinosa on immediate type allergic reaction. International Journal of Immunopharmacology, 1998, 20:231–240.
22. Les plantes médicinales au Vietnam (Livre 1). Médecine traditionnelle et pharmacopée. Agence de oopération culturelle et technique, 1990.
23. Oshima Y, Tanaka K, Hikino H. Sesquiterpenoid from Rehmannia glutinosa roots. Phytochemistry, 1993, 33:233–234.
