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CN109276543A - A kind of Xi Gelieta solid dispersions and its preparation method and application - Google Patents

A kind of Xi Gelieta solid dispersions and its preparation method and application Download PDF

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Publication number
CN109276543A
CN109276543A CN201710592206.1A CN201710592206A CN109276543A CN 109276543 A CN109276543 A CN 109276543A CN 201710592206 A CN201710592206 A CN 201710592206A CN 109276543 A CN109276543 A CN 109276543A
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compound
solid
gelieta
solid dispersions
formula
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CN109276543B (en
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李志斌
王世刚
贺程
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Shenzhen Microbiology Polytron Technologies Inc
Shenzhen Chipscreen Biosciences Co Ltd
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Shenzhen Microbiology Polytron Technologies Inc
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00Medicinal preparations characterised by special physical form
    • A61K9/14Particulate form, e.g. powders, Processes for size reducing of pure drugs or the resulting products, Pure drug nanoparticles
    • A61K9/141Intimate drug-carrier mixtures characterised by the carrier, e.g. ordered mixtures, adsorbates, solid solutions, eutectica, co-dried, co-solubilised, co-kneaded, co-milled, co-ground products, co-precipitates, co-evaporates, co-extrudates, co-melts; Drug nanoparticles with adsorbed surface modifiers
    • A61K9/146Intimate drug-carrier mixtures characterised by the carrier, e.g. ordered mixtures, adsorbates, solid solutions, eutectica, co-dried, co-solubilised, co-kneaded, co-milled, co-ground products, co-precipitates, co-evaporates, co-extrudates, co-melts; Drug nanoparticles with adsorbed surface modifiers with organic macromolecular compounds
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00Medicinal preparations containing organic active ingredients
    • A61K31/33Heterocyclic compounds
    • A61K31/395Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
    • A61K31/40Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having five-membered rings with one nitrogen as the only ring hetero atom, e.g. sulpiride, succinimide, tolmetin, buflomedil
    • A61K31/403Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having five-membered rings with one nitrogen as the only ring hetero atom, e.g. sulpiride, succinimide, tolmetin, buflomedil condensed with carbocyclic rings, e.g. carbazole

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  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Medicinal Preparation (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

Abstract

The present invention provides a kind of Xi Gelieta solid dispersions, comprising: compound and solid carrier shown in Formulas I;The solid carrier is copolyvidone or povidone.The present invention uses copolyvidone or povidone for solid carrier, allow formula (I) compound with molecular forms or amorphous state high degree of dispersion in the carrier, not only substantially improve the water solubility of formula (I) compound, its dissolution rate and bioavilability are improved, and the stability for being formed by solid dispersions also greatly improved.

Description

A kind of Xi Gelieta solid dispersions and its preparation method and application
Technical field
The present invention relates to chemical pharmaceutical technology fields more particularly to a kind of Xi Gelieta solid dispersions and preparation method thereof And application.
Background technique
2- (2- (4- fluoro benzoyl) phenyl amino) -3- (4- (2- (9H- carbazole -9- base) ethyoxyl) phenyl) propionic acid is One kind, which having metabolic disease and illness, treats and prevents active phenylalanine class compound, is commonly called as Xi Gelieta, changes It is shown in formula I to learn structural formula:
The compound is described in Chinese patent application CN03126974.5 and U.S. Patent application US7,268,157 Pharmacological activity.2- (2- (4- fluoro benzoyl) phenyl amino) -3- (4- (2- (9H- carbazole -9- base) ethyoxyl) phenyl) third Acid has the ability of selective activation PPAR- α, PPAR- γ and PPAR- δ, can be used for treating disease relevant to metabolic syndrome Disease, such as diabetes.It is known in the art that the member of PPAR- α, PPAR- γ and PPAR- δ as nuclear receptor superfamily.In recent years, Nuclear receptor family is widely paid close attention in metabolic disease field, and existing research proves, the diseases such as they and diabetes, fatty liver The occurrence and development of disease are closely related, also referred to as metabolic nuclear receptor.However, 2- (2- (4- fluoro benzoyl) phenyl amino)- The stability of 3- (4- (2- (9H- carbazole -9- base) ethyoxyl) phenyl) propionic acid is poor, in high temperature (60 DEG C), high humidity (90%) It is placed 10 days under strong illumination (4500Lx), content is substantially reduced, and related substance obviously increases, this shows 2- (2- (4- fluorobenzene Formoxyl) phenyl amino) -3- (4- (2- (9H- carbazole -9- base) ethyoxyl) phenyl) propionic acid drug manufacture, storage and transport It easily decomposes in the process, influences the Drug safety and validity, limit it in preparation for treating and metabolic syndrome phase Application in the drug of pass.
Moreover, the solubility of Xi Gelieta in water is minimum, almost do not dissolve, bioavilability is lower, therefore, improves it Dissolution rate and bioavilability are of great significance.
Summary of the invention
In view of this, the technical problem to be solved in the present invention is that providing a kind of Xi Gelieta solid dispersions and its preparation Methods and applications, the Xi Gelieta solid dispersions stability with higher and water solubility of preparation.
The present invention provides a kind of Xi Gelieta solid dispersions, comprising:
Compound and solid carrier shown in Formulas I;
The solid carrier is copolyvidone or povidone;
Preferably, the copolyvidone is PVP-VA64;The povidone is PVP-K30.
Preferably, the weight ratio of the compound and solid carrier is 1:(2~10), preferably 1:(3~10), more preferably For 1:(3~8).In some embodiments of the invention, the ratio be 1:2,1:3,1:4,1:5,1:6,1:7,1:8, 1:9 or 1:10.
In some embodiments of the invention, the solid dispersions further include: optional one or more pharmacy Upper acceptable excipient and/or carrier.
The present invention also provides the preparation methods of above-mentioned Xi Gelieta solid dispersions, comprising the following steps:
In organic solvent by compound shown in Formulas I and solid carrier dissolution, it then dries.
Preferably, the organic solvent is ethyl alcohol and/or tetrahydrofuran.
Preferably, the drying is rotary evaporation or spray drying.The temperature of the spray drying is preferably 70~120 ℃。
In some preferred embodiments, the preparation method is that: weigh formula (I) compound and carrier respectively, be added Tetrahydrofuran, is heated to formula (I) compound and carrier is completely dissolved, and is then spray-dried, and collects solid to obtain the final product.
In some preferred embodiments, the weight ratio of weighed formula (I) compound and carrier be 1:(2~10); The weight ratio of formula (I) compound and solvent is preferably 1:(16~150).In some embodiments, the temperature of heating for dissolving Preferably 80 DEG C~90 DEG C of degree.
The present invention also provides Xi Gelieta solids prepared by above-mentioned Xi Gelieta solid dispersions or above-mentioned preparation method Dispersion is preparing the application in the drug for preventing, mitigating or treating diabetes or type II diabetes.
The present invention also provides a kind of pharmaceutical preparations, including above-mentioned Xi Gelieta solid dispersions or above-mentioned preparation method system Standby Xi Gelieta solid dispersions.
Said medicine preparation can also include pharmaceutically acceptable auxiliary material.
In the pharmaceutical preparation, Xi Gelieta solid dispersions are preferably 5wt%~50wt%, remaining is auxiliary material.
The pharmaceutic adjuvant can voluntarily be adjusted according to dosage form, preferably include glidant, disintegrating agent, any in filler It is one or more of.The present invention is to the type of above-mentioned pharmaceutic adjuvant and is not particularly limited, and can be well known to those skilled in the art Pharmaceutic adjuvant, the glidant preferably talc powder, magnesium stearate, superfine silica gel powder etc., the preferred sodium carboxymethyl starch of the disintegrating agent, Crospovidone, low-substituted hydroxypropyl cellulose etc., the preferred lactose of the filler, microcrystalline cellulose, starch etc..
The dosage form of the pharmaceutical preparation can be pharmaceutically acceptable dosage form, such as tablet, capsule or granule.
The present invention carries out crystal form survey to prepared formula (I) compound solid dispersion using x-ray powder diffraction It is fixed, the results showed that, in 3~50 ° of regions, the characteristic diffraction peak of not shown formula (I) compound, but the feature of amorphous solid is presented Disperse peak,.Show in solid dispersions provided by the invention, formula (I) compound is highly dispersed at In solid carrier, it is dispersed therein with molecular forms or amorphous state.
Dissolution rate test the result shows that, after formula (I) compound and above-mentioned solid carrier form solid dispersions, dissolution rate by 0.05%, rise to 78%~81%.
Meanwhile above-mentioned solid dispersions place 10 under high temperature (60 DEG C), high humidity (90%) and strong illumination (4500Lx) It, obvious degradation does not occur for formula (I) compound, shows that the solid dispersions are particularly suitable for medicament manufacture and long term storage.
Compared with prior art, the present invention provides a kind of Xi Gelieta solid dispersions, comprising: compound shown in Formulas I And solid carrier;The solid carrier is copolyvidone or povidone.The present invention uses copolyvidone or povidone for solid load Body allows formula (I) compound in the carrier, not only to substantially improve formula (I) with molecular forms or amorphous state high degree of dispersion The water solubility of compound improves its dissolution rate and bioavilability, and also greatly improved and be formed by solid dispersions Stability.
Detailed description of the invention
Fig. 1 is formula (I) compound-copolyvidone PVP-VA64 solid dispersions (weight ratio 1:2) prepared by embodiment 3 X-ray powder diffraction figure;
Fig. 2 is formula (I) compound-copolyvidone PVP-VA64 solid dispersions (weight ratio 1:5) prepared by embodiment 6 X-ray powder diffraction figure;
Fig. 3 be embodiment 8 prepare formula (I) compound-copolyvidone PVP-VA64 solid dispersions (weight ratio 1: 10) X-ray powder diffraction figure.
Specific embodiment
In order to further illustrate the present invention, below with reference to embodiment to Xi Gelieta solid dispersions provided by the invention and Preparation method and application are described in detail.
In the present invention, X-ray powder diffraction test condition: instrument: D/MAX-1200 (Japanese Rigaku company);Radiation Source: Cu-K α (40kV, 40mA).
Dissolution determination condition: by Chinese Pharmacopoeia four the second method of annex XC measurements of version in 2010;Instrument: RC806 type medicine Object dissolution test system;Dissolution medium: water 1000mL;Revolving speed: 50rpm, temperature: 37 ± 0.5 DEG C.
Stability conditions: high temperature (60 DEG C), high humidity are carried out by two annex XIX C of Chinese Pharmacopoeia version in 2010 (90%) it is tested with strong illumination (4500Lx).
HPLC test condition: instrument: peace UltiMate3000 is worn;Chromatographic column: Shim-pack VP-ODS5 μm 250L × 4.6;Detector: VWD-3100, Detection wavelength: 256nm;Mobile phase: methanol-water-glacial acetic acid (30:70:0.4);Flow velocity; 1.0mL/min, column temperature: 30 DEG C.
The preparation of 1 formula of embodiment (I) compound
Formula (I) compound is prepared with reference to the embodiment 15 of Chinese patent CN03126974.5: 0.082 being added in reaction flask Gram calorie bar azoles (0.49mmol), 0.25 gram of (0.49mmol) 2- [(2- (4- fluoro benzoyl) phenyl) amino] -3- (4- (2- bromine Ethyoxyl) phenyl)-methyl propionate, 0.084 gram of (1.08mmol) 50%NaOH, 0.08 gram of tetrabutylammonium bromide and 10 milliliters of benzene, Back flow reaction 10 hours, 30 milliliters of benzene are added, are washed (3 × 30 milliliters), it is dry, it is concentrated in vacuo to obtain crude product, chromatography (solvent: methanol: chloroform=4:1) obtains 0.10 gram of (36%) target compound.
HRMS(C36H29FN2O4) calculated value (%): 572.6357;Measured value (%): 572.6354.
Elemental analysis (C36H29FN2O4) calculated value (%): C, 75.51%;H, 5.11%;N, 4.89%;Measured value (%): C, 75.83%;H, 5.10%;N, 4.90%.
The preparation of 2 formula of embodiment (I) compound-PVP K30 solid dispersions (weight ratio 1:5)
0.5g formula (I) compound and 2.5g povidone PVP-K30 are taken, 100mL tetrahydrofuran is added, adds in 90 DEG C of water-baths Heat is completely dissolved formula (I) compound and copolyvidone PVP-VA64, spray drying, 100 DEG C of inlet air temperature, collects solid point Granular media.The X-ray powder diffraction of obtained solid dispersion 3~50 ° of region not shown formula (I) compounds characteristic diffraction peak, And the feature disperse peak of amorphous solid is presented.
The preparation of 3 formula of embodiment (I) compound-copolyvidone PVP-VA64 solid dispersions (weight ratio 1:2)
0.5g formula (I) compound and 1g copolyvidone PVP-VA64 are taken, 100mL tetrahydrofuran is added, adds in 90 DEG C of water-baths Heat is completely dissolved formula (I) compound and copolyvidone PVP-VA64, spray drying, 90 DEG C of inlet air temperature, collects solid dispersion Body.The X-ray powder diffraction figure of obtained solid dispersion is shown in Fig. 1, in the feature of 3~50 ° of region not shown formula (I) compounds Diffraction maximum, and the feature disperse peak of amorphous solid is presented.
The preparation of 4 formula of embodiment (I) compound-povidone PVPK30 solid dispersions (weight ratio 1:3)
0.5g formula (I) compound and 1.5g povidone PVP-K30 are taken, 100mL tetrahydrofuran is added, adds in 80 DEG C of water-baths Heat is completely dissolved formula (I) compound and povidone PVPK30, rotary evaporation, and solid dispersions are collected in 60 DEG C of drying.Gained In the characteristic diffraction peak of 3~50 ° of region not shown formula (I) compounds and nothing is presented in the X-ray powder diffraction of solid dispersions The feature disperse peak of white amorphous solid.
The preparation of 5 formula of embodiment (I) compound-copolyvidone PVP-VA64 solid dispersions (weight ratio 1:4)
0.5g formula (I) compound and 2g copolyvidone PVP-VA64 are taken, 100mL tetrahydrofuran is added, adds in 90 DEG C of water-baths Heat is completely dissolved formula (I) compound and copolyvidone PVP-VA64, rotary evaporation, and solid dispersions are collected in 60 DEG C of drying. The X-ray powder diffraction of obtained solid dispersion is 3~50oThe characteristic diffraction peak of region not shown formula (I) compound, and be in The feature disperse peak of existing amorphous solid.
The preparation of 6 formula of embodiment (I) compound-copolyvidone PVP-VA64 solid dispersions (weight ratio 1:5)
It takes 1g formula (I) compound and 5g copolyvidone PVP-VA64,100mL tetrahydrofuran is added, in 80 DEG C of heating water baths, It is completely dissolved formula (I) compound and copolyvidone PVP-VA64, is spray-dried, 110 DEG C of inlet air temperature, solid dispersion is collected Body.The X-ray powder diffraction figure of obtained solid dispersion is shown in Fig. 2, in the feature of 3~50 ° of region not shown formula (I) compounds Diffraction maximum, and the feature disperse peak of amorphous solid is presented.
The preparation of 7 formula of embodiment (I) compound-povidone PVP-K30 solid dispersions (weight ratio 1:8)
It takes 0.5g formula (I) compound and 4g povidone PVP-K30,100mL tetrahydrofuran is added, in 80 DEG C of heating water baths, It is completely dissolved formula (I) compound and povidone PVP-K30, solid dispersions are collected in rotary evaporation, 60 DEG C of drying.Gained is solid The X-ray powder diffraction of body dispersion and is presented without fixed in the characteristic diffraction peak of 3~50 ° of region not shown formula (I) compounds The feature disperse peak of shape solid.
The preparation of 8 formula of embodiment (I) compound-copolyvidone PVP-VA64 solid dispersions (weight ratio 1:10)
0.5g formula (I) compound and 5g copolyvidone PVP-VA64 are taken, 100mL tetrahydrofuran is added, adds in 80 DEG C of water-baths Heat is completely dissolved formula (I) compound and copolyvidone PVP-VA64, rotary evaporation, and solid dispersions are collected in 60 DEG C of drying. The X-ray powder diffraction figure of obtained solid dispersion is shown in Fig. 3, in the feature diffraction of 3~50 ° of region not shown formula (I) compounds Peak, and the feature disperse peak of amorphous solid is presented.
9 dissolution determination of embodiment
Formula (I) compound is measured respectively by Chinese Pharmacopoeia four portion's annex X the second methods of C of version in 2015, solid in embodiment The dissolution rate of dispersion.The sampling amount of embodiment 2~8 seven kind sample be respectively 8mg, 27mg, 32mg, 40mg, 47mg, 76mg and 87mg。
Measuring method: using PH=6.8 phosphate buffer 1 000mL as dissolution medium, revolving speed 50rpm is operated according to methods, When through 45min, takes solution 5mL to filter, take subsequent filtrate as test solution;According to UV-VIS spectrophotometry in 235nm Wavelength at measure absorbance, calculate dissolution rate.
Measurement result: the dissolution rate of formula (I) compound is 0.05%, 2 formula of embodiment (I) compound-povidone PVP-K30 The dissolution rate of solid dispersions (weight ratio 1:5) is 78.95%, 3 formula of embodiment (I) compound-copolyvidone PVP-VA64 The dissolution rate of solid dispersions (weight ratio 1:2) is 78.14%, 4 formula of embodiment (I) compound-povidone PVP-K30 solid The dissolution rate of dispersion (weight ratio 1:3) is 79.62%, 5 formula of embodiment (I) compound-copolyvidone PVP-VA64 solid The dissolution rate of dispersion (weight ratio 1:4) is 78.37%, 6 formula of embodiment (I) compound-copolyvidone PVP-VA64 solid The dissolution rate of dispersion (weight ratio 1:5) is 79.39%, 7 formula of embodiment (I) compound-copolyvidone PVP-K30 solid point The dissolution rate of granular media (weight ratio 1:8) is 78.79%, 8 formula of embodiment (I) compound-copolyvidone PVP-VA64 solid point The dissolution rate of granular media (weight ratio 1:10) is 81.98%.The result shows that the dissolution rate of the solid dispersions of embodiment 2-8 is equal It is significantly improved compared with formula (I) compound.
The stability test of 10 formula of embodiment (I) compound
By 1 gained formula (I) compound of embodiment under high temperature (60 DEG C), high humidity (90%) and strong illumination (4500Lx) into Row stability test, content and related substance with HPLC method (area normalization method) measurement formula (I) compound, measurement result As shown in table 1.
The stability test result of 1 embodiment of table 1 gained formula (I) compound
Test result shows formula (I) compound under high temperature (60 DEG C), high humidity (90%) and strong illumination (4500Lx) It places 10 days, formula (I) compound is without obvious degradation phenomenon.
The stability of 11 formula of embodiment (I) compound-copolyvidone PVP-VA64 solid dispersions (weight ratio 1:5) is tried It tests
By 6 obtained solid dispersion of embodiment under high temperature (60 DEG C), high humidity (90%) and strong illumination (4500Lx) into Row stability test, content and related substance with HPLC method (area normalization method) measurement formula (I) compound, measurement result As shown in table 2.
The stability test result of 2 embodiment of table, 6 obtained solid dispersion
Test result shows to exist formula (I) compound-copolyvidone PVP-VA64 solid dispersions (weight ratio 1:5) It is placed 10 days under high temperature (60 DEG C), high humidity (90%) and strong illumination (4500Lx), formula (I) compound is without obvious degradation phenomenon.
The preparation of tablet of the embodiment 12 containing formula (I) compound solid dispersion
Prescription (1000):
Preparation process: weighing solid dispersions, lactose, microcrystalline cellulose and the sodium carboxymethyl starch of recipe quantity, and mixing is equal Even, dry granulating machine granulation is crossed 20 meshes and is crushed, the talcum powder of recipe quantity is added, after mixing, stiffened fatty acid magnesium total mix, Tabletting to obtain the final product.
The preparation of capsule of the embodiment 13 containing formula (I) compound solid dispersion
Prescription (1000):
Preparation process: weighing solid dispersions, lactose, microcrystalline cellulose and the sodium carboxymethyl starch of recipe quantity, and mixing is equal Even, dry granulating machine granulation is crossed 20 meshes and is crushed, the talcum powder of recipe quantity is added, after mixing, stiffened fatty acid magnesium total mix, Filling capsule to obtain the final product.
The preparation of granule of the embodiment 14 containing formula (I) compound solid dispersion
Prescription (1000 packet):
Preparation process: solid dispersions, lactose, soluble starch, microcrystalline cellulose and the carboxymethyl for weighing recipe quantity form sediment Powder sodium is uniformly mixed, dry granulation, is crossed 20 meshes and is crushed, dispenses to obtain the final product.
As can be seen from the above embodiments, Xi Gelieta solid dispersions prepared by the present invention stability with higher and water-soluble Property.
The above description of the embodiment is only used to help understand the method for the present invention and its core ideas.It should be pointed out that pair For those skilled in the art, without departing from the principle of the present invention, the present invention can also be carried out Some improvements and modifications, these improvements and modifications also fall within the scope of protection of the claims of the present invention.

Claims (10)

1. a kind of Xi Gelieta solid dispersions characterized by comprising
Compound and solid carrier shown in Formulas I;
The solid carrier is copolyvidone or povidone;
2. Xi Gelieta solid dispersions according to claim 1, which is characterized in that the copolyvidone is PVP- VA64;The povidone is PVP-K30.
3. Xi Gelieta solid dispersions according to claim 1, which is characterized in that the compound and solid carrier Weight ratio is 1:(2~10).
4. Xi Gelieta solid dispersions according to claim 1, which is characterized in that further include: excipient and/or load Body.
5. the preparation method of the described in any item Xi Gelieta solid dispersions of Claims 1 to 4, which is characterized in that including with Lower step:
In organic solvent by compound shown in Formulas I and solid carrier dissolution, it then dries.
6. preparation method according to claim 5, which is characterized in that the organic solvent is ethyl alcohol and/or tetrahydrofuran.
7. preparation method according to claim 5, which is characterized in that the drying is rotary evaporation or spray drying.
8. the described in any item Xi Gelieta solid dispersions of Claims 1 to 4 or the described in any item systems of claim 5~7 The Xi Gelieta solid dispersions of Preparation Method preparation are preparing the medicine for preventing, mitigating or treating diabetes or type II diabetes Application in object.
9. a kind of pharmaceutical preparation, which is characterized in that including the described in any item Xi Gelieta solid dispersions of Claims 1 to 4 Or the Xi Gelieta solid dispersions of the described in any item preparation method preparations of claim 5~7.
10. pharmaceutical preparation according to claim 9, which is characterized in that the dosage form of the pharmaceutical preparation is tablet, capsule Or granule.
CN201710592206.1A 2017-07-19 2017-07-19 Sitaglipta solid dispersion and preparation method and application thereof Active CN109276543B (en)

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