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Processed Rehmannia Root
Processed Rehmannia Root
熟地黄
Market name:熟地黄
Photo location:Museum of Materia Medica, Inst. of Nat. Med.
TMPW No.:11364
Rehmannia glutinosa
Plant name:Rehmannia glutinosa
Photo location:Nara Pref., Japan
Photo date:1997
Photographer:K. Komatsu

Synonym  
Latin name Processi Rehmanniae Radix
Botanical source: Family name Scrophulariaceae
Botanical source: Plant name - Rehmannia glutinosa var. purpurea Makino
- Rehmannia glutinosa Steudel (IPNI:808644-1)
Part used Rhizome, which has been repeatedly processed of being dried, steamed with alcohol and sun-dried.
Empirical criteria for quality selection Blacker, shinier, sweeter and larger ones are regarded as high quality (NI).
Constituents Lipids:
Cerebroside, Jio-cerebroside

Sugar:
Manninotriose, Verbascose

Monosaccharides:
D-Mannitol, D-Glucose, D-Fructose, D-Galactose

Oligosaccharides:
Raffinose, Stachyose, Sucrose

Monoterpenoids:
Iridoids: Catalpol, Aucubin, Rehmannioside A, Rehmannioside B, Rehmannioside C, Rehmannioside D, Rehmaionoside A, Rehmaionoside B, Rehmaionoside C, Rehmaionoside D, Melittoside, Leonuride

Carotenoids & Vitamin A:
Vitamin A

Sterols:
Sitosterol

Phenol derivatives:
Acteoside

Amino acids:
Arginine

Other:
Fe
Pharmacological effects Hypoglycemic, cardiotonic, hypertensive, diuretic (extract). Cathartic and diuretic (catalpol).
Indications As a tonifying and heat-clearing drug, for reducing heat in blood, it is applied to treat anemia, hematemesis, diabetes, night sweat, pollution, mental instability and infirmity.
Diseases Lightheadedness, Vertigo, Bleary eyes, Palpitation, Irregular menstruation, Menorrhalgia, Irregular vaginal bleeding, Pain due to flatulence of hypochondrium, Night sweats
Formulas kanroin , jijinmeimokuto , junchoto
Meridian tropism Heart, Liver, Kidney
Property Slightly warm
Flavor Sweet
Classification in "Shen-non Ben-cao Jing" Superior
TCM: Classification Tonics
TCM: Medicinal effects To nourish yin and replenish blood, reinforce the essence of life and marrow.
Used for yin deficiency of liver and kidney, aching and weakness of the loin and knees, hectic fever and bone-heat, night sweat, emission, internal heat and thirst. Anemia with sallow complexion, palpitation, a kind of neurotic, menoxenia, uterine bleeding, dizziness, tinnitus, white hair and beard in young age.
Remarks Listed in the Japanese Pharmacopoeia 18th ed.
References NI: N. Isshiki, Methods of Quality Evaluation and Preparation of Wakan-yaku, Tohodo Shoten, Tokyo, 1987.
DNA sequences of medicinal plants
Gene Region
Nuclear Chloroplast Mitochondria
Botanical source: Plant name 5Ss 18S ITS1 5.8S ITS2 26S others trnH-psbA matK trnK trnK-rps16 trnT-L trnL trnL-F rbcL rpoC1 ndhF others
Rehmannia glutinosa var. purpurea Makino
Rehmannia glutinosa Steudel (IPNI:808644-1)
atpB-rbcL
 AY423106
rps2
  FJ172711
rps16
  FJ172697
 DQ856487
cox1
 AJ247589
 

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Section of Pharmacognosy,
Division of Medicinal Resources,
Department of Research and Development,
Institute of Natural Medicine,
University of Toyama
2630 Sugitani, Toyama 930-0194 Japan
TEL: +81-76-434-7601
FAX: +81-76-434-5064