CN1660373A - Bistort drop pill and preparation method - Google Patents
Bistort drop pill and preparation method Download PDFInfo
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- CN1660373A CN1660373A CN2005100049555A CN200510004955A CN1660373A CN 1660373 A CN1660373 A CN 1660373A CN 2005100049555 A CN2005100049555 A CN 2005100049555A CN 200510004955 A CN200510004955 A CN 200510004955A CN 1660373 A CN1660373 A CN 1660373A
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Abstract
A Chinese medicine in the form of dripping pill for treating dycentery, enteritis, diarrhea, etc is prepared from bistort rhizome and matrix.
Description
Technical field
The present invention relates to a kind of antipyretic and antidote functions that has, be used for the treatment of hygropyretic dysentery, enteritis, the pharmaceutical composition of diseases such as diarrhea of heat type particularly is a kind of drug composition oral dropping pill formulation of raw material of Chinese medicine with the Rhizoma Bistortae.
Background technology
According to drug standard WS promulgated by the ministries or commissions of the Central Government
3The Rhizoma Bistortae sheet (having another name called Herba Salviae Chinensis Tabellae) that the preparation method that provides among-the B-0612-91 is prepared from, it is a kind of antipyretic and antidote functions that has, be used for the treatment of hygropyretic dysentery, enteritis, the oral tablet of diseases such as diarrhea of heat type, through clinical verification, determined curative effect is the common drug that clinical and family is used for the treatment of this type of disease.
Below be drug standard WS
3Prescription that provides among-the B-0612-91 and technology and brief description:
Method for making: get Rhizoma Bistortae 100g and be ground into fine powder, sieve; Other gets Rhizoma Bistortae 990g and is ground into coarse powder, according to the percolation (17 pages of appendix) under fluid extract and the extractum item, makes solvent with 70% ethanol, behind the dipping 48h, carries out percolation, and filtrate is concentrated into the thick paste shape, with above-mentioned fine powder mixing, makes granule, and tabletting promptly.
Function cures mainly: heat-clearing and toxic substances removing; Be used for hygropyretic dysentery, enteritis, diarrhea of heat type.
Owing to reasons such as technologies of preparing, the oral formulations of most drug, especially the oral formulations of Chinese medicine, exist all after taking that dissolve scattered time limit is long, dissolution is low, absorption is relatively poor, problem such as liver sausage first pass effect and bioavailability are lower, thereby influence the performance of drug effect, also directly affect therapeutic effect.
In addition, conventional peroral dosage form as tablet, capsule etc., because the technology of granulation is arranged, therefore can produce bigger dust pollution in preparation process, can staff's health be worked the mischief to a certain extent, also can cause certain pollution to environment simultaneously.Moreover, the complex manufacturing of conventional oral formulations, production cost is higher, thereby patient's drug cost is also improved thereupon, is unfavorable for improving the ability of seeking medical advice of extensive patients, also is unfavorable for improving the general health level of society.
Summary of the invention
Purpose of the present invention is to replenish existing be used for the treatment of hygropyretic dysentery, enteritis, the deficiency of the oral drug preparation of diseases such as diarrhea of heat type provides a kind of bioavailability height, and has quick release, produce effects is cheap fast, and free of contamination aborning drug composition oral preparation Bistort drop pill.Bistort drop pill involved in the present invention is a raw material with the fluid extract that contains Chinese medicine Rhizoma Bistortae effective ingredient, is prepared from the pharmaceutically suitable carrier as substrate.Be prepared by the following technical solutions, can obtain Bistort drop pill involved in the present invention:
[preparation method]
1. the preparation of drug extract: it is some to get the finished industrial product fluid extract that contains Chinese medicine Rhizoma Bistortae effective ingredient, being concentrated into relative density through low temperature (60 ℃) decompression (0.1MPa) is 1.3～1.35 thick paste, or continue to make drying, be ground into dry powder and promptly get drug extract thick paste or dry powder;
2. substrate: Polyethylene Glycol
(2000～20000), one or more the mixture in pharmaceutically suitable carrier such as polyoxyethylene stearate 40 esters, betacyclodextrin, poloxamer, carboxymethyl starch sodium, sodium lauryl sulphate, stearic acid, sodium stearate, glycerin gelatine, Lac;
3. proportioning: with g or kg is unit, by weight, and drug extract: substrate=1: 1～1: 9;
4. according to the given ratio of prescription, accurately take by weighing drug extract and substrate, be placed on heating while stirring in the heating container, standby until the fused solution that obtains containing drug extract and substrate and/or emulsion and/or suspension;
5. adopt homemade or general drop pill machine (as the TZDW-1 type drop pill machine of Changzheng Tianmin High Science ﹠ Technology Co., Ltd., Beijing's production), and the temperature control system of adjustment drop pill machine, make the water dropper temperature heating of drop pill machine and remain on (50～90) ℃, the temperature cooling of condensing agent also remains on (40～-5) ℃;
6. when treating that the temperature of condensing agent in dropping-pill machine head and the condensation column is stable respectively and reaching desired state of temperature, fused solution and/or the emulsion and/or the suspension that will contain drug extract and substrate, place in the water dropper jar of drop pill machine, splash in the condensing agent, condensing agent can be any one in liquid paraffin, methyl-silicone oil, the vegetable oil;
7. will shrink the drop pill taking-up of molding by the outlet of drop pill machine, remove the surface condensation agent, be drying to obtain.
Annotate: [preparation method] 1 employed fluid extract that contains Chinese medicine Rhizoma Bistortae effective ingredient also can be made by oneself and get: get Rhizoma Bistortae and be ground into coarse powder, according to the percolation under fluid extract and the extractum item (appendix IO of 2000 editions Pharmacopoeias of People's Republic of China), make solvent with 70% ethanol, behind the dipping 48h, carry out percolation, promptly.
Beneficial effect
According to drug standard WS promulgated by the ministries or commissions of the Central Government
3The Rhizoma Bistortae sheet (having another name called Herba Salviae Chinensis Tabellae) that the preparation method that provides among-the B-0612-91 is prepared from, it is a kind of antipyretic and antidote functions that has, be used for the treatment of hygropyretic dysentery, enteritis, the oral tablet of diseases such as diarrhea of heat type, through clinical verification, determined curative effect is the common drug that clinical and family is used for the treatment of this type of disease.
Owing to reasons such as technologies of preparing, the oral formulations of most drug, especially the oral formulations of Chinese medicine, exist all after taking that dissolve scattered time limit is long, dissolution is low, absorption is relatively poor, problem such as liver sausage first pass effect and bioavailability are lower, thereby influence the performance of drug effect, also directly affect therapeutic effect.
In addition, conventional peroral dosage form as tablet, capsule etc., because the technology of granulation is arranged, therefore can produce bigger dust pollution in preparation process, can staff's health be worked the mischief to a certain extent, also can cause certain pollution to environment simultaneously.Moreover, the complex manufacturing of conventional oral formulations, production cost is higher, thereby patient's drug cost is also improved thereupon, is unfavorable for improving the ability of seeking medical advice of extensive patients, also is unfavorable for improving the general health level of society.
Bistort drop pill involved in the present invention is compared with the Rhizoma Bistortae sheet has following beneficial effect:
1. Bistort drop pill involved in the present invention; utilize surfactant to be substrate; the extract of pharmaceutically active ingredient is made solid dispersion in containing Rhizoma Bistortae, makes medicine be molecule, colloid or microcrystalline state and is scattered in the substrate, and the total surface area of medicine increases; and substrate is hydrophilic; medicine is had wetting action, can make that medicine is rapidly molten to loose into microgranule or solution, thereby make the dissolving of medicine and absorb and accelerate; thereby improved bioavailability, brought into play efficient, quick-acting effects etc.
2. Bistort drop pill involved in the present invention, contact promptly with saliva and to dissolve rapidly, and absorb by oral mucosa, not only rapid-action, and the influence of not taken food, promptly all can containing take after meal ante cibum, can not produce any residual harmful substance at gastric yet, thereby make that patient's medication is safer, also have medication convenience, characteristic of accurate simultaneously.
3. Bistort drop pill involved in the present invention mixes the extract that contains active constituents of medicine mutually with molten matrix, splashes in the not miscible condensed fluid and makes.Therefore, the stability of drug height, not facile hydrolysis, oxidation, and the operation be under liquid state, to carry out, no dust pollution is not subject to the influence of crystal formation, thereby has guaranteed the quality of medicine, has increased stability.
4. production technology, the equipment of preparation drop pill are simple, easy to operate, the automaticity height, and labor intensity is low, the production efficiency height.Workshop does not have dust simultaneously, helps labor protection and environmental protection yet.
5. the production cost of preparation drop pill is usually with about 50% of other oral formulations of kind, and compares with oral liquid, and the dosage of drop pill is accurate, thereby makes the patient take metering control easily.
The specific embodiment
Now with several groups of specific embodiments, be described further with regard to the preparation method of Bistort drop pill of the present invention.
First group: the test of single-matrix
1. raw material: it is some to get the finished industrial product fluid extract that contains Chinese medicine Rhizoma Bistortae effective ingredient, and being concentrated into relative density through low temperature (60 ℃) decompression (0.1MPa) is 1.3～1.35 thick paste, or continues to make drying, is ground into dry powder and promptly gets drug extract thick paste or dry powder;
2. substrate: Polyethylene Glycol
(2000,4000,6000,8000,10000,20000), one or more the mixture in pharmaceutically suitable carrier such as polyoxyethylene stearate 40 esters, betacyclodextrin, poloxamer, carboxymethyl starch sodium, sodium lauryl sulphate, stearic acid, sodium stearate, glycerin gelatine, Lac;
3. proportioning: with g or kg is unit, by weight, and drug extract: substrate=1: 1～1: 9;
4. the process that provides according to [preparation method] 4～7 is prepared, and can obtain the Bistort drop pill of different size.
[result of the test]
Test 1: for observe drug extract and different substrates when 1: 1 the proportioning prepared Bistort drop pill in qualitative difference, according to 1: 1 ratio, with drug extract respectively with Polyethylene Glycol
2000, Polyethylene Glycol
4000, Polyethylene Glycol
6000, Polyethylene Glycol
8000, Polyethylene Glycol
10000, Polyethylene Glycol
20000, pharmaceutically suitable carrier such as polyoxyethylene stearate 40 esters, betacyclodextrin, poloxamer, carboxymethyl starch sodium, sodium lauryl sulphate, stearic acid, sodium stearate, glycerin gelatine, Lac matches, adopt homemade drop pill machine, be prepared according to the step of stipulating in the preparation method, can obtain 15 pharmaceutical compositions experiments that contain drug extract and different substrates, and obtain 15 groups of different experimental results and see Table 1.
Test 2: for observe drug extract and different substrates when 1: 3 the proportioning prepared Bistort drop pill in qualitative difference, according to 1: 3 ratio, with drug extract respectively with Polyethylene Glycol
2000, Polyethylene Glycol
4000, Polyethylene Glycol
6000, Polyethylene Glycol
8000, Polyethylene Glycol
10000, Polyethylene Glycol
20000, pharmaceutically suitable carrier such as polyoxyethylene stearate 40 esters, betacyclodextrin, poloxamer, carboxymethyl starch sodium, sodium lauryl sulphate, stearic acid, sodium stearate, glycerin gelatine, Lac matches, adopt homemade drop pill machine, be prepared according to the step of stipulating in the preparation method, can obtain 15 pharmaceutical compositions experiments that contain drug extract and different substrates, and obtain 15 groups of different experimental results and see Table 2.
Test 3: for observe drug extract and different substrates when 1: 9 the proportioning prepared Bistort drop pill in qualitative difference, according to 1: 9 ratio, with drug extract respectively with Polyethylene Glycol
2000, Polyethylene Glycol
4000, Polyethylene Glycol
6000, Polyethylene Glycol
8000, Polyethylene Glycol
10000, Polyethylene Glycol
20000, pharmaceutically suitable carrier such as polyoxyethylene stearate 40 esters, betacyclodextrin, poloxamer, carboxymethyl starch sodium, sodium lauryl sulphate, stearic acid, sodium stearate, glycerin gelatine, Lac matches, adopt homemade drop pill machine, be prepared according to the step of stipulating in the preparation method, can obtain 15 pharmaceutical compositions experiments that contain drug extract and different substrates, and obtain 15 groups of different experimental results and see Table 3.
Second group: the test of mixed-matrix
1. raw material: it is some to get the finished industrial product fluid extract that contains Chinese medicine Rhizoma Bistortae effective ingredient, and being concentrated into relative density through low temperature (60 ℃) decompression (0.1MPa) is 1.3～1.35 thick paste, or continues to make drying, is ground into dry powder and promptly gets drug extract thick paste or dry powder;
2. substrate:
2.1 Polyethylene Glycol---English name Macrogol,
2.2 polyoxyethylene stearate 40 esters---English name Polyoxyl (40) Stearate,
Molecular formula is with C
17H
35COO (CH
2CH
2O)
nH represents that n is about 40,
2.3 poloxamer---English name Poloxamer, polyoxyethylene poly-oxygen propylene aether,
Molecular formula HO (C
2H
4O)
a(C
3H
6O)
b(C
2H
4O)
cH,
The sodium salt of the starch carboxymethyl ester that 2.4 carboxymethyl starch sodium---English name Carboxymethylstach Sodium, starch generates with the monoxone effect under alkali condition,
2.5 betacyclodextrin---English name Betacyclodextrin, molecular formula C
6H
10O
5, this product is that ring dextrin glucosyl transferase acts on 7 glucoses that starch generates with α-1, the bonded cyclic oligosaccharide of 4-glycosidic bond;
3. proportioning: with g or kg is unit, by weight, and drug extract: substrate=1: 1～1: 9;
4. the process that provides according to [preparation method] 4～7 is prepared, and can obtain the Bistort drop pill of different size.
[result of the test]
Test 4: in order to observe the mass discrepancy of drug extract and mixed-matrix prepared Bistort drop pill when 1: 1 the proportioning, with polyoxyethylene stearate 40 esters, poloxamer, carboxymethyl starch sodium, 4 kinds of carriers such as betacyclodextrin respectively with Polyethylene Glycol with 1: 1 mixed evenly as mixed-matrix, according to 1: 1 ratio different with the 4 kinds respectively mixing matrix phases of drug extract are mixed again and make evenly, adopt homemade drop pill machine, be prepared according to the step of stipulating in the preparation method, can obtain the experiment of 4 pharmaceutical compositions that drug extract and mixed-matrix constituted, and obtain 4 groups of different experimental results and see Table 4.
Test 5: in order to observe the mass discrepancy of drug extract and mixed-matrix prepared Bistort drop pill when 1: 3 the proportioning, with polyoxyethylene stearate 40 esters, poloxamer, carboxymethyl starch sodium, 4 kinds of carriers such as betacyclodextrin respectively with Polyethylene Glycol with 1: 1 mixed evenly as mixed-matrix, according to 1: 3 ratio different with the 4 kinds respectively mixing matrix phases of drug extract are mixed again and make evenly, adopt homemade drop pill machine, be prepared according to the step of stipulating in the preparation method, can obtain the experiment of 4 pharmaceutical compositions that drug extract and mixed-matrix constituted, and obtain 4 groups of different experimental results and see Table 5.
Test 6: in order to observe the mass discrepancy of drug extract and mixed-matrix prepared Bistort drop pill when 1: 9 the proportioning, with polyoxyethylene stearate 40 esters, poloxamer, carboxymethyl starch sodium, 4 kinds of carriers such as betacyclodextrin respectively with Polyethylene Glycol with 1: 1 mixed evenly as mixed-matrix, according to 1: 9 ratio different with the 4 kinds respectively mixing matrix phases of drug extract are mixed again and make evenly, adopt homemade drop pill machine, be prepared according to the step of stipulating in the preparation method, can obtain the experiment of 4 pharmaceutical compositions that drug extract and mixed-matrix constituted, and obtain 4 groups of different experimental results and see Table 6.
Test 7: in order to observe the mass discrepancy of drug extract and mixed-matrix prepared Bistort drop pill when 1: 1 the proportioning, with polyoxyethylene stearate 40 esters, poloxamer, carboxymethyl starch sodium, 4 kinds of carriers such as betacyclodextrin respectively with Polyethylene Glycol with 1: 5 mixed evenly as mixed-matrix, according to 1: 1 ratio different with the 4 kinds respectively mixing matrix phases of drug extract are mixed again and make evenly, adopt homemade drop pill machine, be prepared according to the step of stipulating in the preparation method, can obtain the experiment of 4 pharmaceutical compositions that drug extract and mixed-matrix constituted, and obtain 4 groups of different experimental results and see Table 7.
Test 8: in order to observe the mass discrepancy of drug extract and mixed-matrix prepared Bistort drop pill when 1: 3 the proportioning, with polyoxyethylene stearate 40 esters, poloxamer, carboxymethyl starch sodium, 4 kinds of carriers such as betacyclodextrin respectively with Polyethylene Glycol with 1: 5 mixed evenly as mixed-matrix, according to 1: 3 ratio different with the 4 kinds respectively mixing matrix phases of drug extract are mixed again and make evenly, adopt homemade drop pill machine, be prepared according to the step of stipulating in the preparation method, can obtain the experiment of 4 pharmaceutical compositions that drug extract and mixed-matrix constituted, and obtain 4 groups of different experimental results and see Table 8.
Test 9: in order to observe the mass discrepancy of drug extract and mixed-matrix prepared Bistort drop pill when 1: 9 the proportioning, with polyoxyethylene stearate 40 esters, poloxamer, carboxymethyl starch sodium, 4 kinds of carriers such as betacyclodextrin respectively with Polyethylene Glycol with 1: 5 mixed evenly as mixed-matrix, according to 1: 9 ratio different with the 4 kinds respectively mixing matrix phases of drug extract are mixed again and make evenly, adopt homemade drop pill machine, be prepared according to the step of stipulating in the preparation method, can obtain the experiment of 4 pharmaceutical compositions that drug extract and mixed-matrix constituted, and obtain 4 groups of different experimental results and see Table 9.
Test 10: in order to observe the mass discrepancy of drug extract and mixed-matrix prepared Bistort drop pill when 1: 1 the proportioning, with polyoxyethylene stearate 40 esters, poloxamer, carboxymethyl starch sodium, 4 kinds of carriers such as betacyclodextrin respectively with Polyethylene Glycol with 1: 10 mixed evenly as mixed-matrix, according to 1: 1 ratio drug extract is mixed mutually with 4 kinds of different mixed-matrixes respectively again and make evenly, adopt homemade drop pill machine, be prepared according to the step of stipulating in the preparation method, can obtain the experiment of 4 pharmaceutical compositions that drug extract and mixed-matrix constituted, and obtain 4 groups of different experimental results and see Table 10.
Test 11: in order to observe the mass discrepancy of drug extract and mixed-matrix prepared Bistort drop pill when 1: 3 the proportioning, with polyoxyethylene stearate 40 esters, poloxamer, carboxymethyl starch sodium, 4 kinds of carriers such as betacyclodextrin respectively with Polyethylene Glycol with 1: 10 mixed evenly as mixed-matrix, according to 1: 3 ratio drug extract is mixed mutually with 4 kinds of different mixed-matrixes respectively again and make evenly, adopt homemade drop pill machine, be prepared according to the step of stipulating in the preparation method, can obtain the experiment of 4 pharmaceutical compositions that drug extract and mixed-matrix constituted, and obtain 4 groups of different experimental results and see Table 11.
Test 12: in order to observe the mass discrepancy of drug extract and mixed-matrix prepared Bistort drop pill when 1: 9 the proportioning, with polyoxyethylene stearate 40 esters, poloxamer, carboxymethyl starch sodium, 4 kinds of carriers such as betacyclodextrin respectively with Polyethylene Glycol with 1: 10 mixed evenly as mixed-matrix, according to 1: 9 ratio drug extract is mixed mutually with 4 kinds of different mixed-matrixes respectively again and make evenly, adopt homemade drop pill machine, be prepared according to the step of stipulating in the preparation method, can obtain the experiment of 4 pharmaceutical compositions that drug extract and mixed-matrix constituted, and obtain 4 groups of different experimental results and see Table 12.
The group practices of table 1 drug extract and single-matrix
(drug extract: substrate=1: 1)
| The substrate title | Effective ingredient (%) | Rounding rate (%) | Dissolve scattered time limit (minute) | The ball method of double differences different (%) | Hardness |
| Polyethylene Glycol 2000 | ????50.0 | ????62 | ????＜30 | ????＞10 | + |
| Polyethylene Glycol 4000 | ????50.0 | ????73 | ????＜30 | ????＞10 | + |
| Polyethylene Glycol 6000 | ????50.0 | ????75 | ????＜30 | ????＞10 | ++ |
| Polyethylene Glycol 8000 | ????50.0 | ????74 | ????＜30 | ????＞10 | ++ |
| Polyethylene Glycol 10000 | ????50.0 | ????77 | ????＜30 | ????＞10 | ++ |
| Polyethylene Glycol 20000 | ????50.0 | ????79 | ????＜30 | ????＞10 | ++ |
| Polyoxyethylene stearate 40 esters | ????50.0 | ????76 | ????＜30 | ????＞10 | ++ |
| Betacyclodextrin | ????50.0 | ????69 | ????＜30 | ????＞10 | + |
| Poloxamer | ????50.0 | ????78 | ????＜30 | ????＞10 | ++ |
| Carboxymethyl starch sodium | ????50.0 | ????70 | ????＜30 | ????＞10 | + |
| Sodium lauryl sulphate | ????50.0 | ????73 | ????＞30 | ????＞10 | + |
| Stearic acid | ????50.0 | ????62 | ????＞30 | ????＞10 | ++ |
| Sodium stearate | ????50.0 | ????60 | ????＞30 | ????＞10 | ++ |
| Glycerin gelatine | ????50.0 | ????61 | ????＞30 | ????＞10 | + |
| Lac | ????50.0 | ????61 | ????＞30 | ????＞10 | + |
The group practices of table 2 drug extract and single-matrix
(drug extract: substrate=1: 3)
| The substrate title | Effective ingredient (%) | Rounding rate (%) | Dissolve scattered time limit (minute) | The ball method of double differences different (%) | Hardness |
| Polyethylene Glycol 2000 | ????25.0 | ????80 | ????＜30 | ????＞10 | ++ |
| Polyethylene Glycol 4000 | ????25.0 | ????87 | ????＜30 | ????＜10 | +++ |
| Polyethylene Glycol 6000 | ????25.0 | ????90 | ????＜30 | ????＜10 | +++ |
| Polyethylene Glycol 8000 | ????25.0 | ????91 | ????＜30 | ????＜10 | +++ |
| Polyethylene Glycol 10000 | ????25.0 | ????92 | ????＜30 | ????＜10 | +++ |
| Polyethylene Glycol 20000 | ????25.0 | ????90 | ????＜30 | ????＜10 | +++ |
| Polyoxyethylene stearate 40 esters | ????25.0 | ????90 | ????＜30 | ????＜10 | ++ |
| Betacyclodextrin | ????25.0 | ????82 | ????＜30 | ????＞10 | ++ |
| Poloxamer | ????25.0 | ????88 | ????＜30 | ????＜10 | +++ |
| Carboxymethyl starch sodium | ????25.0 | ????83 | ????＜30 | ????＞10 | +++ |
| Sodium lauryl sulphate | ????25.0 | ????76 | ????＜30 | ????＞10 | ++ |
| Stearic acid | ????25.0 | ????74 | ????＞30 | ????＞10 | +++ |
| Sodium stearate | ????25.0 | ????71 | ????＞30 | ????＞10 | +++ |
| Glycerin gelatine | ????25.0 | ????71 | ????＞30 | ????＞10 | +++ |
| Lac | ????25.0 | ????71 | ????＞30 | ????＞10 | +++ |
The group practices of table 3 drug extract and single-matrix
(drug extract: substrate=1: 9)
| The substrate title | Effective ingredient (%) | Rounding rate (%) | Dissolve scattered time limit (minute) | The ball method of double differences different (%) | Hardness |
| Polyethylene Glycol 2000 | ????10.0 | ????81 | ????＜30 | ????＞10 | ++ |
| Polyethylene Glycol 4000 | ????10.0 | ????88 | ????＜30 | ????＜10 | +++ |
| Polyethylene Glycol 6000 | ????10.0 | ????91 | ????＜30 | ????＜10 | +++ |
| Polyethylene Glycol 8000 | ????10.0 | ????91 | ????＜30 | ????＜10 | +++ |
| Polyethylene Glycol 10000 | ????10.0 | ????92 | ????＜30 | ????＜10 | +++ |
| Polyethylene Glycol 20000 | ????10.0 | ????92 | ????＜30 | ????＜10 | +++ |
| Polyoxyethylene stearate 40 esters | ????10.0 | ????91 | ????＜30 | ????＜10 | ++ |
| Betacyclodextrin | ????10.0 | ????84 | ????＜30 | ????＞10 | ++ |
| Poloxamer | ????10.0 | ????87 | ????＜30 | ????＜10 | +++ |
| Carboxymethyl starch sodium | ????10.0 | ????84 | ????＜30 | ????＞10 | +++ |
| Sodium lauryl sulphate | ????10.0 | ????78 | ????＜30 | ????＞10 | +++ |
| Stearic acid | ????10.0 | ????75 | ????＞30 | ????＞10 | +++ |
| Sodium stearate | ????10.0 | ????73 | ????＞30 | ????＞10 | +++ |
| Glycerin gelatine | ????10.0 | ????73 | ????＞30 | ????＞10 | +++ |
| Lac | ????10.0 | ????72 | ????＞30 | ????＞10 | +++ |
The group practices of table 4 drug extract and mixed-matrix
(drug extract: mixed-matrix=1: 1)
| The substrate title | Effective ingredient (%) | Rounding rate (%) | Dissolve scattered time limit (minute) | The ball method of double differences different (%) | Hardness |
| Polyoxyethylene stearate 40 esters: Polyethylene Glycol=1: 1 | ????50 | ????83 | ????＜30 | ????＞10 | ++ |
| Poloxamer: Polyethylene Glycol=1: 1 | ????50 | ????83 | ????＜30 | ????＞10 | ++ |
| Carboxymethyl starch sodium: Polyethylene Glycol=1: 1 | ????50 | ????80 | ????＜30 | ????＞10 | ++ |
| Betacyclodextrin: Polyethylene Glycol=1: 1 | ????50 | ????74 | ????＜30 | ????＞10 | + |
The group practices of table 5 drug extract and mixed-matrix
(drug extract: mixed-matrix=1: 3)
| The substrate title | Effective ingredient (%) | Rounding rate (%) | Dissolve scattered time limit (minute) | The ball method of double differences different (%) | Hardness |
| Polyoxyethylene stearate 40 esters: Polyethylene Glycol=1: 1 | ????25 | ????89 | ????＜30 | ????＜10 | +++ |
| Poloxamer: Polyethylene Glycol=1: 1 | ????25 | ????88 | ????＜30 | ????＜10 | +++ |
| Carboxymethyl starch sodium: Polyethylene Glycol=1: 1 | ????25 | ????84 | ????＜30 | ????＞10 | ++ |
| Betacyclodextrin: Polyethylene Glycol=1: 1 | ????25 | ????80 | ????＜30 | ????＞10 | ++ |
The group practices of table 6 drug extract and mixed-matrix
(drug extract: mixed-matrix=1: 9)
| The substrate title | Effective ingredient (%) | Rounding rate (%) | Dissolve scattered time limit (minute) | The ball method of double differences different (%) | Hardness |
| Polyoxyethylene stearate 40 esters: Polyethylene Glycol=1: 1 | ????10 | ????90 | ????＜30 | ????＜10 | +++ |
| Poloxamer: Polyethylene Glycol=1: 1 | ????10 | ????91 | ????＜30 | ????＜10 | +++ |
| Carboxymethyl starch sodium: Polyethylene Glycol=1: 1 | ????10 | ????88 | ????＜30 | ????＜10 | +++ |
| Betacyclodextrin: Polyethylene Glycol=1: 1 | ????10 | ????83 | ????＜30 | ????＞10 | +++ |
The group practices of table 7 drug extract and mixed-matrix
(drug extract: mixed-matrix=1: 1)
| The substrate title | Effective ingredient (%) | Rounding rate (%) | Dissolve scattered time limit (minute) | The ball method of double differences different (%) | Hardness |
| Polyoxyethylene stearate 40 esters: Polyethylene Glycol=1: 5 | ????50 | ????91 | ????＜30 | ????＜10 | +++ |
| Poloxamer: Polyethylene Glycol=1: 5 | ????50 | ????91 | ????＜30 | ????＜10 | +++ |
| Carboxymethyl starch sodium: Polyethylene Glycol=1: 5 | ????50 | ????89 | ????＜30 | ????＜10 | +++ |
| Betacyclodextrin: Polyethylene Glycol=1: 5 | ????50 | ????87 | ????＜30 | ????＜10 | ++ |
The group practices of table 8 drug extract and mixed-matrix
(drug extract: mixed-matrix=1: 3)
| The substrate title | Effective ingredient (%) | Rounding rate (%) | Dissolve scattered time limit (minute) | The ball method of double differences different (%) | Hardness |
| Polyoxyethylene stearate 40 esters: Polyethylene Glycol=1: 5 | ????25 | ????93 | ????＜30 | ????＜10 | +++ |
| Poloxamer: Polyethylene Glycol=1: 5 | ????25 | ????92 | ????＜30 | ????＜10 | +++ |
| Carboxymethyl starch sodium: Polyethylene Glycol=1: 5 | ????25 | ????91 | ????＜30 | ????＜10 | +++ |
| Betacyclodextrin: Polyethylene Glycol=1: 5 | ????25 | ????88 | ????＜30 | ????＜10 | +++ |
The group practices of table 9 drug extract and mixed-matrix
(drug extract: mixed-matrix=1: 9)
| The substrate title | Effective ingredient (%) | Rounding rate (%) | Dissolve scattered time limit (minute) | The ball method of double differences different (%) | Hardness |
| Polyoxyethylene stearate 40 esters: Polyethylene Glycol=1: 5 | ????10 | ????93 | ????＜30 | ????＜10 | +++ |
| Poloxamer: Polyethylene Glycol=1: 5 | ????10 | ????92 | ????＜30 | ????＜10 | +++ |
| Carboxymethyl starch sodium: Polyethylene Glycol=1: 5 | ????10 | ????92 | ????＜30 | ????＜10 | +++ |
| Betacyclodextrin: Polyethylene Glycol=1: 5 | ????10 | ????89 | ????＜30 | ????＜10 | +++ |
The group practices of table 10 drug extract and mixed-matrix
(drug extract: mixed-matrix=1: 1)
| The substrate title | Effective ingredient (%) | Rounding rate (%) | Dissolve scattered time limit (minute) | The ball method of double differences different (%) | Hardness |
| Polyoxyethylene stearate 40 esters: Polyethylene Glycol=1: 10 | ????50 | ????92 | ????＜30 | ????＜10 | +++ |
| Poloxamer: Polyethylene Glycol=1: 10 | ????50 | ????91 | ????＜30 | ????＜10 | +++ |
| Carboxymethyl starch sodium: Polyethylene Glycol=1: 10 | ????50 | ????87 | ????＜30 | ????＜10 | +++ |
| Betacyclodextrin: Polyethylene Glycol=1: 10 | ????50 | ????84 | ????＜30 | ????＞10 | +++ |
The group practices of table 11 drug extract and mixed-matrix
(drug extract: mixed-matrix=1: 3)
| The substrate title | Effective ingredient (%) | Rounding rate (%) | Dissolve scattered time limit (minute) | The ball method of double differences different (%) | Hardness |
| Polyoxyethylene stearate 40 esters: Polyethylene Glycol=1: 10 | ????25 | ????92 | ????＜30 | ????＜10 | +++ |
| Poloxamer: Polyethylene Glycol=1: 10 | ????25 | ????92 | ????＜30 | ????＜10 | +++ |
| Carboxymethyl starch sodium: Polyethylene Glycol=1: 10 | ????25 | ????89 | ????＜30 | ????＜10 | +++ |
| Betacyclodextrin: Polyethylene Glycol=1: 10 | ????25 | ????87 | ????＜30 | ????＜10 | +++ |
The group practices of table 12 drug extract and mixed-matrix
(drug extract: mixed-matrix=1: 9)
| The substrate title | Effective ingredient (%) | Rounding rate (%) | Dissolve scattered time limit (minute) | The ball method of double differences different (%) | Hardness |
| Polyoxyethylene stearate 40 esters: Polyethylene Glycol=1: 10 | ????10 | ????91 | ????＜30 | ????＜10 | +++ |
| Poloxamer: Polyethylene Glycol=1: 10 | ????10 | ????92 | ????＜30 | ????＜10 | +++ |
| Carboxymethyl starch sodium: Polyethylene Glycol=1: 10 | ????10 | ????91 | ????＜30 | ????＜10 | +++ |
| Betacyclodextrin: Polyethylene Glycol=1: 10 | ????10 | ????91 | ????＜30 | ????＜10 | +++ |
1. can be seen by the result in the table: when the ratio of drug extract and substrate was 1: 1, its rounding rate, the ball method of double differences was different and index such as hardness is all undesirable, and dissolve scattered time limit influenced not obvious.
2. when the ratio of drug extract and substrate is 1: 3, the rounding rate, the ball method of double differences is different and index such as hardness slightly all begins to enter preferable state.
3. when the ratio of drug extract and substrate is 1: 9, the rounding rate, the ball method of double differences is different and index such as hardness improves not obvious.
4. the general effect of composite interstitial substance is better than single-matrix.
5. the hardness method for expressing in the subordinate list adopts drop pill is placed on the glass plate, press...withes one's finger it, observes its metamorphosis."+" expression flicking promptly is out of shape, " ++ " expression distortion of firmly pressing, and " +++" expression is indeformable by it.
Claims (7)
1. one kind is used for the treatment of hygropyretic dysentery, enteritis, and the pharmaceutical composition Bistort drop pill of diseases such as diarrhea of heat type is a raw material with the fluid extract that contains Chinese medicine Rhizoma Bistortae effective ingredient, is prepared from pharmaceutically suitable carrier as substrate, wherein:
1.1 with the fluid extract that contains Chinese medicine Rhizoma Bistortae effective ingredient is raw material, being concentrated into relative density through low temperature (60 ℃) decompression (0.1MPa) is 1.3～1.35 thick paste, or continues to make drying, is ground into dry powder and promptly gets drug extract thick paste or dry powder;
1.2 substrate---Polyethylene Glycol
(2000～20000), one or more the mixture in pharmaceutically suitable carrier such as polyoxyethylene stearate 40 esters, betacyclodextrin, poloxamer, carboxymethyl starch sodium, sodium lauryl sulphate, stearic acid, sodium stearate, glycerin gelatine, Lac;
1.3 proportioning---with g or kg is unit, by weight, and drug extract: substrate=1: 1～1: 9.
2. Bistort drop pill as claimed in claim 1, it is characterized in that extract clear paste that contains Chinese medicine Rhizoma Bistortae effective ingredient described in the claim 1.1 or dry powder are got by following method preparation: get Rhizoma Bistortae and be ground into coarse powder, according to the percolation under fluid extract and the extractum item (appendix IO of 2000 editions Pharmacopoeias of People's Republic of China), make solvent with 70% ethanol, behind the dipping 48h, carry out percolation, promptly.
3. Bistort drop pill as claimed in claim 1 is characterized in that: described substrate is the mixture of Polyethylene Glycol and polyoxyethylene stearate 40 esters or Polyethylene Glycol and poloxamer or Polyethylene Glycol and carboxymethyl starch sodium or Polyethylene Glycol and betacyclodextrin; With g or kg is unit, and by weight, its mixed proportion is polyoxyethylene stearate 40 esters: Polyethylene Glycol or poloxamer: Polyethylene Glycol or carboxymethyl starch sodium: Polyethylene Glycol or betacyclodextrin: Polyethylene Glycol=1: 1～1: 10.
4. any Bistort drop pill as claimed in claim 1 or 2 is characterized in that: the mixed proportion of described drug extract and substrate is 1: 1～1: 5.
5. the preparation method of a Bistort drop pill is characterized in that being made of following process:
5.1 the preparation of drug extract: it is some to get the finished industrial product fluid extract that contains Chinese medicine Rhizoma Bistortae effective ingredient, being concentrated into relative density through low temperature (60 ℃) decompression (0.1MPa) is 1.3～1.35 thick paste, or continue to make drying, be ground into dry powder and promptly get drug extract thick paste or dry powder;
5.2 substrate: Polyethylene Glycol
(2000～20000), one or more the mixture in pharmaceutically suitable carrier such as polyoxyethylene stearate 40 esters, betacyclodextrin, poloxamer, carboxymethyl starch sodium, sodium lauryl sulphate, stearic acid, sodium stearate, glycerin gelatine, Lac;
5.3 proportioning: with g or kg is unit, by weight, and drug extract: substrate=1: 1～1: 9;
5.4, accurately take by weighing drug extract and substrate according to the given ratio of prescription, be placed on heating while stirring in the heating container, standby until the fused solution that obtains containing drug extract and substrate and/or emulsion and/or suspension;
5.5 adopt homemade or general drop pill machine (as the TZDW-1 type drop pill machine of Changzheng Tianmin High Science ﹠ Technology Co., Ltd., Beijing's production), and the temperature control system of adjustment drop pill machine, make the water dropper temperature heating of drop pill machine and remain on (50～90) ℃, the temperature cooling of condensing agent also remains on (40～-5) ℃;
5.6 treating that the temperature of condensing agent in dropping-pill machine head and the condensation column is stable respectively is in above the 2nd step during desired state of temperature, fused solution and/or the emulsion and/or the suspension that will contain drug extract and substrate, under the temperature conditions close, make evenly through fully stirring with the water dropper temperature, place in the water dropper jar of drop pill machine, splash in the condensing agent by water dropper, shrink molding promptly.
6. as the preparation method of Bistort drop pill as described in the claim 5, it is characterized in that extract clear paste that contains Chinese medicine Rhizoma Bistortae effective ingredient described in the claim 5.1 or dry powder are got by following method preparation: get Rhizoma Bistortae and be ground into coarse powder, according to the percolation under fluid extract and the extractum item (appendix IO of 2000 editions Pharmacopoeias of People's Republic of China), make solvent with 70% ethanol, behind the dipping 48h, carry out percolation, promptly.
7. as the preparation method of Bistort drop pill as described in the claim 5, it is characterized in that: method 5.6 described condensing agents are methyl-silicone oils or/and liquid paraffin or/and vegetable oil.
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| Application Number | Priority Date | Filing Date | Title |
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| CNB2005100049555A CN100348175C (en) | 2005-01-31 | 2005-01-31 | Bistort drop pill and preparation method |
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|---|---|---|---|
| CNB2005100049555A CN100348175C (en) | 2005-01-31 | 2005-01-31 | Bistort drop pill and preparation method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102327328A (en) * | 2011-09-28 | 2012-01-25 | 广东紫金正天药业有限公司 | Bistort rhizome-containing composition and application thereof |
| CN103893280A (en) * | 2012-12-27 | 2014-07-02 | 中国科学院上海生命科学研究院湖州营养与健康产业创新中心 | Application of bistort rhizome extract in preparation of antiviral drug and extraction method for bistort rhizome extract |
-
2005
- 2005-01-31 CN CNB2005100049555A patent/CN100348175C/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102327328A (en) * | 2011-09-28 | 2012-01-25 | 广东紫金正天药业有限公司 | Bistort rhizome-containing composition and application thereof |
| CN103893280A (en) * | 2012-12-27 | 2014-07-02 | 中国科学院上海生命科学研究院湖州营养与健康产业创新中心 | Application of bistort rhizome extract in preparation of antiviral drug and extraction method for bistort rhizome extract |
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| CN100348175C (en) | 2007-11-14 |
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