Alfalfa root

Alfalfa root

(Tang materia medica)

Another name: Radix Rehmanniae.

[source] it is the root of leguminous plant Medicago sativa or Medicago sativa. See "alfalfa" for plant morphology.

[chemical constituents] the root of Medicago sativa contains sugars. The root exudates contain amino acids, including 2-aminoadipic acid and two other unknown amino acids.

[pharmacological action] the root of Medicago sativa var. australis has weak antibacterial effect on Staphylococcus aureus, but no effect on Escherichia coli.

Bitter, cold.

① Tang materia medica: "cold. "

② Su Yi's Handbook of Chinese herbal medicine: "bitter, slightly astringent, cold. "

Functions and indications: clearing dampness and heat, diuresis. Treatment of jaundice, urinary calculi, night blindness.

① Tang materia medica: "the main fever is full of trouble, eyes are yellow and red, urine is yellow, wine is jaundice, once you take one liter of mashed juice, you will be cured immediately. "

② "Compendium": "mashing juice and decoction can cure the pain of sand and stone. "

③ "Clearing away heat, diuresis and removing jaundice" is the traditional Chinese Medicine Manual of Su Yi. "

[usage and dosage] oral administration: decoction, 0.5-1 Liang; or mashed juice.

[prescription selection] ① for urinary calculi: fresh alfalfa root, mash juice, warm, half a cup each time, twice a day. (Jilin Chinese herbal medicine)

② Treatment of jaundice, urinary calculi: South alfalfa root five money to one or two. Take it in water. (manual of Chinese herbal medicine by Su Yi)

[clinical application] treatment of night blindness

Take 1 liang of fresh alfalfa root, wash, chop and fry the soup, take it with dregs, once a day. 6 cases were treated, 4 cases were cured, 2 cases were invalid.