CN101491500A - Meglumine adenosine cyclphosphate microspheres and production method thereof - Google Patents

Meglumine adenosine cyclphosphate microspheres and production method thereof Download PDF

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CN101491500A
CN101491500A CNA2009100142529A CN200910014252A CN101491500A CN 101491500 A CN101491500 A CN 101491500A CN A2009100142529 A CNA2009100142529 A CN A2009100142529A CN 200910014252 A CN200910014252 A CN 200910014252A CN 101491500 A CN101491500 A CN 101491500A
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preparation
meglumine
cycle phosphate
lyophilized preparation
microballoon lyophilized
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CN101491500B (en
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陶灵刚
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Hainan Yongtian Pharmaceutical Institute Co., Ltd.
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陶灵刚
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Abstract

The invention relates to a meglumine adenosine cyclphosphate microsphere lyophilized preparation. The preparation is characterized in that the preparation is mainly prepared from adenosine cyclophosphate, meglumine, polycaprolactone, polyvinyl alcohol, a surfactant, an osmosis regulator and a lyophilized supporting agent.

Description

A kind of meglumine adenosine cycle phosphate microsphere and method for making thereof
Technical field
The present invention relates to a kind of new medicinal preparation, particularly a kind of meglumine adenosine cycle phosphate microballoon lyophilized preparation and preparation method thereof.
Background technology
Adenosine cyclophosphate is slightly soluble in water, add meglumine and can increase its dissolubility, yet, in meglumine adenosine cycle phosphate solution, prolongation along with the holding time, adenosine cyclophosphate can be separated out gradually, it is rotten, muddy that medicinal liquid is taken place, thereby influence the curative effect of medicine, influence the safety of medication simultaneously, meglumine adenosine cycle phosphate solution is in solution state preservation process, easily meeting light changes, make drug degradation, cause that clinical anaphylaxis increases curative effect and descends, and meglumine adenosine cycle phosphate solution is subject to Effect of Environmental oxidation, polymerization and the medicine structure is changed.CN1459288A provides a kind of infusion solutions of meglumine adenosine cycle phosphate, is prepared from by meglumine adenosine cycle phosphate, glucose, citric acid adding distil water, and shortcoming is to place and poor storage stability, transportation inconvenience.CN1579413A provides a kind of meglumine cyclic adenosine for injecta, and it directly makes common lyophilized formulations with adenosine cyclophosphate, meglumine and excipient, and shortcoming is that lyophilized powder cannot not subside loosely, sticks together easily, is difficult for aquation.Above technology all is to adopt meglumine adenosine cycle phosphate as raw material, has also further increased its production cost.
The closure globule that microsphere is made up of biodegradable macromolecular material is a kind of novel form of current targeting drug delivery system.Microsphere enters behind the human body mainly by reticuloendothelial system phagocytic, medicine is accumulated in the abundant histoorgan of macrophages such as liver, spleen and bone marrow, has increased local drug concentration, improve curative effect of medication, reduce the distribution of medicine simultaneously, reduce poisonous side effect of medicine at whole body.
CN1533765A provides a kind of lyophilized formulations of anticarcinogen colchicine microsphere, and its preparation method is hereby incorporated by.
The inventor is by long-term creationary discovering, the phosphorus adenosine Portugal amine microballoon lyophilized preparation of selecting for use certain excipient to make, not only improved the storage stability of meglumine adenosine cycle phosphate widely, improve its drug level but also be beneficial to, increase curative effect of medication and drug safety, be a kind of new preparation method, domesticly do not see similar report as yet.
Summary of the invention
The object of the present invention is to provide a kind of meglumine adenosine cycle phosphate microballoon lyophilized preparation and preparation method thereof.
The invention provides the agent of a kind of meglumine adenosine cycle phosphate microballoon lyophilized preparation, it is characterized in that said preparation mainly is to be made by adenosine cyclophosphate, meglumine, polycaprolactone, polyvinyl alcohol, surfactant, Osmolyte regulator, frozen-dried supporting agent.
Described each ingredients weight parts of meglumine adenosine cycle phosphate microballoon lyophilized preparation is counted:
1.7~63 parts of adenosine cyclophosphate
1.0~37 parts of meglumines
5.4~100 parts of polycaprolactones
1.8~10 parts of polyvinyl alcohol
2.5~10 parts in surfactant
1~100 part of Osmolyte regulator
10~300 parts of frozen-dried supporting agents
Wherein surfactant is selected from one or more in polyoxyethylene sorbitan monoleate, polysorbate 20, poloxamer 188, NaTDC, sodium lauryl sulphate, dodecyl sodium sulfate, sorbester p17, span 20, the lecithin series; Osmolyte regulator is a sodium chloride.
Described frozen-dried supporting agent is selected from one or more in mannitol, lactose, glucose, sorbitol, sucrose, maltose, glycine, glycine, the gelatin hydrolysate.
A kind of preparation method of meglumine adenosine cycle phosphate microballoon lyophilized preparation is characterized in that: polyvinyl alcohol, Osmolyte regulator and surfactant dissolves in distilled water, are got water; Adenosine cyclophosphate, meglumine and polycaprolactone are dissolved in the organic solvent, get oil phase; Oil phase slowly is injected into aqueous phase, and heating is stirred, and adds frozen-dried supporting agent again, carries out lyophilization, obtains the white loose block.
A kind of preparation method of meglumine adenosine cycle phosphate microballoon lyophilized preparation is characterized in that may further comprise the steps:
(1) polyvinyl alcohol is used dissolved in distilled water earlier, add surfactant and sodium chloride again, stirring and dissolving is complete, obtains and the isoosmotic aqueous solution of blood plasma, is water;
(2) adenosine cyclophosphate, meglumine and polycaprolactone are dissolved in the organic solvent altogether, stir;
(3) oil phase is slowly added aqueous phase, and continue to stir, solution temperature maintains 50~60 ℃, and oil phase is diffused into water rapidly, forms O/W or w/o type Emulsion;
(4) Emulsion that obtains is heated under magnetic agitation, remove organic solvent, get suspension, centrifugal, residual with distilled water wash organic solvent and surfactant, get the microsphere precipitate;
(5) with microsphere solid precipitate 0.9% physiological saline solution that obtains, add frozen-dried supporting agent, to stir 10~30 minutes, vacuum lyophilization gets the white loose block.
Organic solvent described in the above preparation process is preferably from chloroform, dichloromethane, ethanol, acetone, methanol, normal hexane or any two kinds of mixture.
Surfactant is preferably from polyoxyethylene sorbitan monoleate or poloxamer 188.
Frozen-dried supporting agent is preferably from mannitol or glycine.
The invention has the beneficial effects as follows meglumine adenosine cycle phosphate microballoon lyophilized preparation 0.9% physiological saline solution with method for preparing, then be dispersed into uniform meglumine adenosine cycle phosphate microsphere aqueous solution immediately, its effective ingredient is a meglumine adenosine cycle phosphate microsphere wherein, scanning electron microscope records the mean diameter of liposome after the hydration less than 1um, and 80% particle diameter is between 200~300nm.Because after the meglumine adenosine cycle phosphate microballoon lyophilized preparation of the present invention hydration, the particle diameter of meglumine adenosine cycle phosphate microsphere is little, can be compatible in vivo.By microsphere is medicine degradable, the avirulence in vivo of carrier, has the advantages that to discern mutant.The particle diameter of meglumine adenosine cycle phosphate is little, and liver, spleen tissue are had natural targeting, has therefore improved the accumulation of meglumine adenosine cycle phosphate in hepatic tissue, has improved the therapeutical effect of meglumine adenosine cycle phosphate.The safety investigation of sample has been carried out in this experiment, comprises the test of irritation test and hemolytic, and result of the test shows, experimental animal there is no stimulates the sexual abnormality reaction, the meglumine adenosine cycle phosphate microballoon lyophilized preparation is safe and reliable, nonirritant, and do not have hemolytic reaction.The method technology of the meglumine adenosine cycle phosphate microballoon lyophilized preparation that the present invention produces is simple, need not special installation, thereby production cost is low, is suitable for large-scale industrial production.
The specific embodiment
The preparation that embodiment 1 meglumine adenosine cycle phosphate is microballoon lyophilized dose
Adenosine cyclophosphate 30g
Meglumine 17.8g
Polycaprolactone 95.6g
Polyvinyl alcohol 31.8g
Polyoxyethylene sorbitan monoleate 45g
Sodium chloride 18g
Mannitol 180g
Ethanol 500ml
Distilled water 2000ml
Preparation technology
(1) take by weighing the 31.8g polyvinyl alcohol and use the 500ml dissolved in distilled water earlier, add 45g polyoxyethylene sorbitan monoleate and 18g sodium chloride again, stirring and dissolving is complete, obtains and the isoosmotic aqueous solution of blood plasma, is water;
(2) take by weighing 30g adenosine cyclophosphate, 17.8g meglumine and 95.6g polycaprolactone and be dissolved in altogether in the 500ml ethanol, stir;
(3) oil phase is slowly added aqueous phase, and continue to stir, solution temperature maintains 55 ℃, and oil phase is diffused into water rapidly, forms O/W or w/o type Emulsion;
(4) Emulsion that obtains is heated under magnetic agitation, remove ethanol, get suspension, centrifugal, residual with distilled water wash organic solvent and surfactant, get the microsphere precipitate;
(5) with microsphere solid precipitate 0.9% physiological saline solution that obtains, add 180g mannitol, to stir 30 minutes, vacuum lyophilization gets the white loose block.
The preparation that embodiment 2 meglumine adenosine cycle phosphates are microballoon lyophilized dose
Adenosine cyclophosphate 60g
Meglumine 35.6g
Polycaprolactone 95.6g
Polyvinyl alcohol 9.56g
Sorbester p17 9.56g
Sodium chloride 27g
Lactose 285g
Chloroform 700ml
Distilled water 3000ml
Preparation technology makes the white loose block with embodiment 1.
The preparation that embodiment 3 meglumine adenosine cycle phosphates are microballoon lyophilized dose
Adenosine cyclophosphate 90g
Meglumine 53.4g
Polycaprolactone 215.1g
Polyvinyl alcohol 43g
Poloxamer 188 107.5g
Sodium chloride 36g
Glycine 430g
Acetone 1000ml
Distilled water 4000ml
Preparation technology makes the white loose block with embodiment 1.
The particle size determination of embodiment 4 meglumine adenosine cycle phosphate microballoon lyophilized preparations
Get the meglumine adenosine cycle phosphate microsphere of embodiment 1-3 preparation, the distilled water dissolving is observed with current potential particle diameter instrument.The mean diameter of liposome is less than 1um after the hydration of current potential particle diameter instrument mensuration meglumine adenosine cycle phosphate microsphere of the present invention, and 80% particle diameter is between 200~300nm.
The stability study of embodiment 5 meglumine adenosine cycle phosphate microballoon lyophilized preparations
The meglumine adenosine cycle phosphate microballoon lyophilized preparation prepared to each embodiment carries out quality testing and stability study, simultaneously with the comparison of the lyophilized powder (product B) of the transfusion (product A) of itself and CN1459288 embodiment 1 and CN1579413A embodiment 1.With above product under 40 ℃ of high temperature, relative humidity 75% ± 5% condition 6 months respectively, carry out accelerated test and investigate; Under 25 ℃ of high temperature, relative humidity 60% ± 10% condition 18 months, carry out long term test and investigate, detect the variation of every quality index, the gained data are shown in table 1-3:
0 day quality testing result of table 1
Figure A20091001425200111
Table 2 accelerated test result
Figure A20091001425200112
Figure A20091001425200121
Table 3 long-term test results
Figure A20091001425200122
Figure A20091001425200131
Conclusion: by above data result as can be seen, the sample quality conformance with standard requirement that the present invention makes, after quickening June and long-term 18 months experiment, every quality index does not have significant change, all meets quality standard.And compare with the product of prior art, find out that obviously product of the present invention has improved storage stability greatly.
The irritation test of embodiment 6 meglumine adenosine cycle phosphate microballoon lyophilized preparations
1, white mice intravenous injection
Test method: select 10 of healthy mices, body weight 21.0~25.0g is divided into two groups at random.The microballoon lyophilized system of meglumine adenosine cycle phosphate that adopts embodiment 2 to make.One group of 5 white mice, tail vein injection 0.4ml meglumine adenosine cycle phosphate microballoon lyophilized preparation injection, 5 white mice of matched group, tail vein injection is with dosage 0.9% normal saline.In one hour, observe the administration mice and do not have any Deviant Behavior after the administration, the nonirritant reaction, mice is movable and diet is unaffected, and the meglumine adenosine cycle phosphate microballoon lyophilized preparation injection of being injected is to the blood vessel nonirritant; After giving mouse tail vein injection, the mice vascular venous is organized non-stimulated damaging action.
2, mice by intraperitoneal injection method
Test method: select 10 of healthy mices, body weight 21.0~25.0g is divided into two groups at random.The microballoon lyophilized system of meglumine adenosine cycle phosphate that adopts embodiment 2 to make.One group of 5 white mice, lumbar injection 0.2ml meglumine adenosine cycle phosphate microballoon lyophilized preparation injection, 5 white mice of matched group, lumbar injection is with dosage 0.9% normal saline.In one hour, observe the administration mice and do not have any Deviant Behavior after the administration, the nonirritant reaction, mice is movable and diet is unaffected, and the meglumine adenosine cycle phosphate microballoon lyophilized preparation injection of being injected is to nonirritant.
This experiment has simultaneously been carried out the safety investigation to prepared sample, comprises the test of irritation test and hemolytic, and the result shows meglumine adenosine cycle phosphate microballoon lyophilized preparation safety, reliable, nonirritant, and do not have hemolytic reaction.
In above-mentioned each experiment, experimental animal there is no stimulates the sexual abnormality reaction.Result of the test shows that the meglumine adenosine cycle phosphate microballoon lyophilized preparation is safe and reliable.

Claims (10)

1, a kind of meglumine adenosine cycle phosphate microballoon lyophilized preparation is characterized in that said preparation mainly is to be made by adenosine cyclophosphate, meglumine, polycaprolactone, polyvinyl alcohol, surfactant, Osmolyte regulator, frozen-dried supporting agent.
2, the described meglumine adenosine cycle phosphate microballoon lyophilized preparation of claim 1 is characterized in that each component counts by weight:
1.7~63 parts of adenosine cyclophosphate
1.0~37 parts of meglumines
5.4~100 parts of polycaprolactones
1.8~10 parts of polyvinyl alcohol
2.5~10 parts in surfactant
1~100 part of Osmolyte regulator
10~300 parts of frozen-dried supporting agents.
3, the described meglumine adenosine cycle phosphate microballoon lyophilized preparation of claim 1-2 is characterized in that described surfactant is selected from one or more in polyoxyethylene sorbitan monoleate, polysorbate 20, poloxamer 188, NaTDC, sodium lauryl sulphate, dodecyl sodium sulfate, sorbester p17, span 20, the lecithin.
4, the described meglumine adenosine cycle phosphate microballoon lyophilized preparation of claim 1-2 is characterized in that Osmolyte regulator is a sodium chloride.
5, the described meglumine adenosine cycle phosphate microballoon lyophilized preparation of claim 1-2 is characterized in that frozen-dried supporting agent is selected from one or more in mannitol, lactose, glucose, sorbitol, sucrose, maltose, glycine, glycine, the gelatin hydrolysate.
6, the preparation method of each described meglumine adenosine cycle phosphate microballoon lyophilized preparation of claim 1-5 is characterized in that: polyvinyl alcohol, Osmolyte regulator and surfactant dissolves in distilled water, are got water; Adenosine cyclophosphate, meglumine and polycaprolactone are dissolved in the organic solvent, get oil phase; Oil phase slowly is injected into aqueous phase, and heating is stirred, and adds frozen-dried supporting agent again, carries out lyophilization, obtains the white loose block.
7, the preparation method of the described meglumine adenosine cycle phosphate microballoon lyophilized preparation of claim 6 is characterized in that may further comprise the steps:
(1) polyvinyl alcohol is used dissolved in distilled water earlier, add surfactant and sodium chloride again, stirring and dissolving is complete, obtains and the isoosmotic aqueous solution of blood plasma, is water;
(2) adenosine cyclophosphate, meglumine and polycaprolactone are dissolved in the organic solvent altogether, stir;
(3) oil phase is slowly added aqueous phase, and continue to stir, solution temperature maintains 50~60 ℃, and oil phase is diffused into water rapidly, forms O/W or w/o type Emulsion;
(4) Emulsion that obtains is heated under magnetic agitation, remove organic solvent, get suspension, centrifugal, residual with distilled water wash organic solvent and surfactant, get the microsphere precipitate;
(5) with microsphere solid precipitate 0.9% physiological saline solution that obtains, add frozen-dried supporting agent, to stir 10~30 minutes, vacuum lyophilization gets the white loose block.
8, the preparation method of the described meglumine adenosine cycle phosphate microballoon lyophilized preparation of claim 6~7 is characterized in that described organic solvent is selected from chloroform, dichloromethane, ethanol, acetone, methanol, normal hexane or any two kinds of mixture.
9, by the preparation method of the described meglumine adenosine cycle phosphate microballoon lyophilized preparation of claim 6~8, it is characterized in that surfactant is selected from polyoxyethylene sorbitan monoleate or poloxamer 188.
10, by the preparation method of the described meglumine adenosine cycle phosphate microballoon lyophilized preparation of claim 6~9 agent, it is characterized in that frozen-dried supporting agent is selected from mannitol or glycine.
CN2009100142529A 2009-02-19 2009-02-19 Meglumine adenosine cyclphosphate microspheres and production method thereof Expired - Fee Related CN101491500B (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103417474A (en) * 2012-05-15 2013-12-04 袁璐 Calcium dibutyacyladenosine cyclophosphate-containing composition for injection

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103417474A (en) * 2012-05-15 2013-12-04 袁璐 Calcium dibutyacyladenosine cyclophosphate-containing composition for injection
CN103417474B (en) * 2012-05-15 2014-09-03 袁璐 Calcium dibutyacyladenosine cyclophosphate-containing composition for injection

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