CN103285305A - Preparation method of prepared rehmannia root decoction piece - Google Patents

Abstract

The invention discloses a preparation method of a prepared rehmannia root decoction piece. The preparation method comprises the steps of selecting, grading, and cleaning the rehmannia root, cooking the rehmannia root until the rehmannia root becomes soft, drying the cooked rehmannia root, placing the dried rehmannia root, wetting the placed rehmannia root, cooking the dried rehmannia root, re-drying the cooked rehmannia root, screening the rehmannia root, packaging the rehmannia root and the like. The preparation method disclosed by the invention is high in production efficiency, and energy-saving, the obtained prepared rehmannia root is good in efficacy, is additionally endowed with the efficacies of enriching blood, enriching Qi, promoting blood circulation, and removing obstruction in veins, and is loose in texture, the dissolution rate of an active ingredient of the prepared rehmannia root is increased, the toxic ingredient of the prepared rehmannia root is destroyed, and the prepared rehmannia root decoction piece is better in efficacy.

Description

A kind of preparation method of Radix Rehmanniae Preparata decoction pieces

Technical field

The present invention relates to the Chinese herbal medicine manufacture field, be specifically related to a kind of preparation method of Radix Rehmanniae Preparata decoction pieces.

Background technology

Radix Rehmanniae Preparata is sweet, tepor.Return liver, kidney channel.Go into blood system, matter is soft and moist falls.Radix Rehmanniae Preparata has heart tonifying, diuresis, blood sugar lowering and rising peripheral leukocytes, effects such as raise immunity.Have the YIN nourishing of enriching blood, beneficial essence is filled out the effect of marrow.

The traditional method concocting method have two kinds record in " one one of Chinese pharmacopoeia version in 2010, be respectively " (1) gets Radix Rehmanniae, stewes to wine according to stewed with wine method (appendix II D) to exhaust, and takes out, and when dry in the sun is dried slightly to the crust mucus, cuts sheet or piece, drying, namely.(2) get Radix Rehmanniae,, take out to black profit according to steaming method (appendix II D) steaming, when solarization is done to about eighty per cant, cut sheet or piece, drying, namely." traditional handicraft production efficiency is low, yield is low, and energy consumption is big, is not suitable for large-scale industrial production.

Our company follows traditional process of preparing Chinese medicine in ancient times through the new production process that works out, and is better than traditional handicraft, the production efficiency height, and the yield height, energy savings is fit to large-scale industrial production; Compared with the digester that adopts pharmaceutical machine factory to produce, easy temperature control system, the qualification rate height, loss is little.

Summary of the invention

The invention provides a kind of preparation method of scientific and rational Radix Rehmanniae Preparata decoction pieces.

The technical solution used in the present invention is as follows:

A kind of preparation method of Radix Rehmanniae Preparata decoction pieces is characterized in that, may further comprise the steps:

(1) select, stepping: get the Radix Rehmanniae medical material, remove impurity, carry out stepping by size;

(2) clean: use tumbling-box type medicine-washing machine to eluriate, after washing, dewatering was placed 3-4 hour;

(3) steaming is soft: Radix Rehmanniae is put into food steamer, and airtight, feed steam under the normal pressure, steaming and decocting 7-8 hour;

(4) oven dry: take out and put in the baking oven, under 75-80 ℃, dry by the fire to water content 15%-18%;

(5) pile up moist: the semi-finished product after will drying by the fire, in the gunnysack of packing into, pile up into 1-2 rice height, placed in the cool 10-15 days;

(6) section: take out, be cut into sheet, the thick 3-4mm of sheet with digging the medicine machine;

(7) steaming and decocting again: the ground pornographic movie after the cutting is mixed thoroughly with jujube juice, was moistened 5-6 hour, put in the food steamer and steamed 8-10 hour, take out and dry in the air slightly, add the former juice of gained when steaming in the pot again, treat that juice sucks after, take out drying;

(8) microwave drying: with the well-done Radix Rehmanniae sheet of step (7), carry out microwave drying, to moisture less than 15%, get product;

(9) packing

Dried product is poured on the reciprocating sieve, and sieve removes fines, packs on request then, places aeration-drying place to store and gets final product.

Per 100 gram Radix Rehmanniae restrain with jujube juice 12-13 in the described step (7), described jujube juice method for making is as follows: by weight (10-15): (5-6): (2-3): 1 takes by weighing Fructus Jujubae, Fructus Amomi, Fructus Lycii, Caulis Spatholobi places 4-5 times of water to decoct after 3-4 hour, filter and remove residue gets juice, concentrated getting final product.

Beneficial effect of the present invention:

The inventive method adopts the softening Radix Rehmanniae of steam, replaced traditional immersion softening process, shortened the softening time, improved production efficiency, Radix Rehmanniae after softening is tentatively dried, pack into then and under the room temperature state, moisten in the bag, lower than traditional handicraft energy consumption, the Radix Rehmanniae after room temperature moistens has been improved the drug effect of Radix Rehmanniae with the steaming and decocting repeatedly of homemade jujube juice, increased and enriched blood, the effect of QI invigorating, increased simultaneously and invigorated blood circulation, the effect of Shujin adopts microwave drying, and gained Radix Rehmanniae Preparata quality is loose, the effective ingredient dissolution rate increases, microwave drying effectively destroys the toxic component in the Radix Rehmanniae, and the drug action of gained Cortex Albiziae is better.

The specific embodiment

A kind of preparation method of Radix Rehmanniae Preparata decoction pieces may further comprise the steps:

(1) select, stepping: get the Radix Rehmanniae medical material, remove impurity, carry out stepping by size;

(2) clean: use tumbling-box type medicine-washing machine to eluriate, after washing, dewatering was placed 3 hours;

(3) steaming is soft: Radix Rehmanniae is put into food steamer, and airtight, feed steam under the normal pressure, steaming and decocting 8 hours;

(4) oven dry: take out and put in the baking oven, under 80 ℃, dry by the fire to water content 17%;

(5) pile up moist: the semi-finished product after will drying by the fire, in the gunnysack of packing into, pile up into 1 meter height, placed in the cool 12 days;

(6) section: take out, be cut into sheet, the thick 3-4mm of sheet with digging the medicine machine;

(7) steaming and decocting again: the ground pornographic movie after the cutting is mixed thoroughly with jujube juice, was moistened 5 hours, put in the food steamer and steamed 10 hours, take out and dry in the air slightly, add the former juice of gained when steaming in the pot again, treat that juice sucks after, take out drying;

(8) microwave drying: with the well-done Radix Rehmanniae sheet of step (7), carry out microwave drying, to moisture less than 15%, get product;

(9) packing

Dried product is poured on the reciprocating sieve, and sieve removes fines, packs on request then, places aeration-drying place to store and gets final product.

Per 100 gram Radix Rehmanniae are with jujube juice 12 gram in the step (7), and described jujube juice method for making is as follows: 14:5:3:1 takes by weighing Fructus Jujubae, Fructus Amomi, Fructus Lycii, Caulis Spatholobi and places 4-5 times of water to decoct after 3-4 hour by weight, and filter and remove residue gets juice, concentrates and get final product.

Differentiate:

Get this product Radix Rehmanniae Preparata powder 1g, add 80% methanol 50ml, supersound process 30 minutes filters, filtrate evaporate to dryness, residue add water 5ml makes dissolving, extracts 4 times every 10ml with the water-saturated n-butanol jolting, merge n-butyl alcohol liquid, evaporate to dryness, residue add methanol 2ml makes dissolving, as need testing solution.Other gets the verbascoside reference substance, adds methanol and makes every 1ml and contain 1mg, in contrast product solution.According to the thin method test of thin layer color, draw need testing solution 5ul reference substance solution 2ul, put respectively on same silica gel g thin-layer plate, ethyl acetate-methanol-formic acid (16:0.5:2) is developing solvent, launch, take out, dry, with 0.1% 2, the bitter diazanyl ethanol solution dipping of 2-diphenyl-1-, dry. in the test sample chromatograph, with the corresponding position of reference substance chromatograph on, show the speckle of same color.

The Radix Rehmanniae content of reducing sugar that adopts this method to produce is 33.6%, and polyoses content is 3.4%, and extractum 67.1% contains verbascose glycosides (C ₂₉H ₃₆O ₁₅) be 0.033%, suitable with traditional Radix Rehmanniae Preparata.

Claims (2)

1. the preparation method of a Radix Rehmanniae Preparata decoction pieces is characterized in that, may further comprise the steps:

(1) select, stepping: get the Radix Rehmanniae medical material, remove impurity, carry out stepping by size;

(2) clean: use tumbling-box type medicine-washing machine to eluriate, after washing, dewatering was placed 3-4 hour;

(3) steaming is soft: Radix Rehmanniae is put into food steamer, and airtight, feed steam under the normal pressure, steaming and decocting 7-8 hour;

(4) oven dry: take out and put in the baking oven, under 75-80 ℃, dry by the fire to water content 15%-18%;

(5) pile up moist: the semi-finished product after will drying by the fire, in the gunnysack of packing into, pile up into 1-2 rice height, placed in the cool 10-15 days;

(6) section: take out, be cut into sheet, the thick 3-4mm of sheet with digging the medicine machine;

(7) steaming and decocting again: the ground pornographic movie after the cutting is mixed thoroughly with jujube juice, was moistened 5-6 hour, put in the food steamer and steamed 8-10 hour, take out and dry in the air slightly, add the former juice of gained when steaming in the pot again, treat that juice sucks after, take out drying;

(8) microwave drying: with the well-done Radix Rehmanniae sheet of step (7), carry out microwave drying, to moisture less than 15%, get product;

(9) packing

Dried product is poured on the reciprocating sieve, and sieve removes fines, packs on request then, places aeration-drying place to store and gets final product.

2. the preparation method of Radix Rehmanniae Preparata decoction pieces according to claim 1 is characterized in that:

Per 100 gram Radix Rehmanniae restrain with jujube juice 12-13 in the described step (7), described jujube juice method for making is as follows: by weight (10-15): (5-6): (2-3): 1 takes by weighing Fructus Jujubae, Fructus Amomi, Fructus Lycii, Caulis Spatholobi places 4-5 times of water to decoct after 3-4 hour, filter and remove residue gets juice, concentrated getting final product.