Named for Joseph Rehmann ((1753-1831) German physician (Stearn, 1994) who emigrated to St Petersburg and became the personal physician to Tsar Nicholas 1.

Medicinal uses 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). Contraindications Radix Rehmanniae is contraindicated in chronic liver or gastrointestinal diseases and in patients with diarrhoea (3). Owing to its potential antiimplantation effects (55), the use of Radix Rehmanniae during pregnancy is also contraindicated.

The following notes refer tp related species. Rehmannia angulata (Oliv.)Hemsl. Scrophulariaceae Chinese foxglove. Distribution: China. Rehmannia glutinosa is used in Traditional Chinese Medicine for arthritis.

Syn. = Rehmannia angulata misapplied

A synonym of Rehmannia piasezkii.