WO2017080043A1 - 一种抗血栓组合物 - Google Patents
一种抗血栓组合物 Download PDFInfo
- Publication number
- WO2017080043A1 WO2017080043A1 PCT/CN2015/098869 CN2015098869W WO2017080043A1 WO 2017080043 A1 WO2017080043 A1 WO 2017080043A1 CN 2015098869 W CN2015098869 W CN 2015098869W WO 2017080043 A1 WO2017080043 A1 WO 2017080043A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- antithrombotic composition
- prasugrel
- dabigatran etexilate
- effective dose
- antithrombotic
- Prior art date
Links
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/33—Heterocyclic compounds
- A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
- A61K31/435—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with one nitrogen as the only ring hetero atom
- A61K31/4353—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with one nitrogen as the only ring hetero atom ortho- or peri-condensed with heterocyclic ring systems
- A61K31/4365—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with one nitrogen as the only ring hetero atom ortho- or peri-condensed with heterocyclic ring systems the heterocyclic ring system having sulfur as a ring hetero atom, e.g. ticlopidine
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/33—Heterocyclic compounds
- A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
- A61K31/435—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with one nitrogen as the only ring hetero atom
- A61K31/44—Non condensed pyridines; Hydrogenated derivatives thereof
- A61K31/4427—Non condensed pyridines; Hydrogenated derivatives thereof containing further heterocyclic ring systems
- A61K31/4439—Non condensed pyridines; Hydrogenated derivatives thereof containing further heterocyclic ring systems containing a five-membered ring with nitrogen as a ring hetero atom, e.g. omeprazole
Definitions
- the invention relates to the field of medicine, in particular to an antithrombotic composition.
- Cardiovascular and cerebrovascular diseases are the most serious diseases threatening human health in the world today, and their incidence has surpassed that of tumors and ranked first.
- Thrombosis is a disease caused by blood clots and occlusion caused by blood clots, causing dysfunction caused by ischemia and infarction of major organs. It is a cardiovascular disease. Platelet aggregation has a key role in thrombosis, and thrombosis caused by platelet aggregation is an important cause of cardiovascular and cerebrovascular diseases.
- Antithrombotic drugs commonly used on the market include aspirin, indobufen, ticlopidine, and clopidogrel.
- Dabigatran Etexilate chemical name ⁇ -alanine, N-[[2-[[[4-[[[(hexyloxy)carbonyl]amino]iminomethyl]phenyl] Amino]methyl]-1-methyl-1H-benzimidazol-5-yl]carbonyl]-N-2-pyrimidine-ethyl ester mesylate, the structural formula is shown below.
- It is an oral anticoagulant that is a thrombin inhibitor (DTIs) used to prevent stroke and systemic embolism in patients with non-valvular atrial fibrillation. Developed by Boehringer Ingelheim, Germany, it was launched in Europe in 2008.
- Dabigatran etexilate acts by oral administration of dabigatran from the digestive organs and esterase decomposition into active metabolites. It can directly and selectively inhibit thrombin, thereby exerting anticoagulant and antithrombotic effects.
- DTIs thrombin inhibitor
- prasugrel is also an inactive prodrug that undergoes a metabolic conversion of the cytochrome P450 enzyme to an active metabolite to irreversibly inhibit the P2Y12 adenosine diphosphate receptor on platelets.
- Prasugrel is superior to clopidogrel.
- Clopidogrel produces clopidogrel resistance during use, that is, although some patients take long-term use of conventional doses of clopidogrel, clinically, it is not effective to prevent thrombotic events, and platelet function tests confirm that platelet aggregation cannot be achieved. It is effectively suppressed.
- the present invention provides an antithrombotic composition.
- the antithrombotic composition of the present invention comprises an effective dose of 0.5-5 mg of an ADP receptor antagonist and an effective dose of 30-70 mg of dabigatran etexilate, both of which are in a free state or a pharmaceutically acceptable salt. Form exists.
- the effective dose of the ADP receptor antagonist in the antithrombotic composition is 1-4 mg, and the effective dose of dabigatran etexilate is 40-60 mg.
- the effective dose of the ADP receptor antagonist in the antithrombotic composition is 2 mg, and the effective dose of dabigatran etexilate is 50 mg.
- the ADP receptor antagonist is prasugrel.
- the antithrombotic composition of the present invention consists of dabigatran etexilate and prasugrel and at least one pharmaceutically acceptable carrier. Specifically, the antithrombotic composition is an oral preparation.
- the use of the antithrombotic composition of the present invention in the preparation of a medicament for the treatment and prevention of a disease induced by platelet aggregation includes stroke, acute coronary syndrome, interventional therapy and complications, and peripheral vascular embolism-related diseases.
- the "pharmaceutically acceptable salt” may be: hydrochloride, sulfate, tartrate, methanesulfonate, formate, acetate, benzoate, maleate, Fumarate, besylate, ethanesulfonate, p-toluenesulfonate, citrate, hydrobromide or lauryl sulfonate.
- the "oral formulation” is a capsule or tablet.
- the "pharmaceutically acceptable carrier” is an excipient, a binder, a disintegrant, a lubricant and a film-forming material, a colorant, a fragrance, and a sweetener.
- the excipient may be starch, powdered sugar, dextrin, lactose, compressible starch, microcrystalline cellulose (MCC), mannitol, calcium sulfate dihydrate, calcium hydrogen phosphate or pharmaceutically acceptable calcium carbonate.
- the binder may be distilled water, ethanol, starch slurry, hydroxypropylmethylcellulose (HPMC), povidone (PVP), hydroxypropylcellulose (HPC), methylcellulose (MC), ethylcellulose. (EC), sodium carboxymethylcellulose (CMC-Na), 5% to 20% gelatin solution, 10% to 25% gum arabic solution or 50% to 70% sucrose solution.
- the disintegrant may be dried starch, sodium carboxymethyl starch (CMS-Na), low substituted hydroxypropyl cellulose (L-HPC), calcium carboxymethyl cellulose, sodium hydrogencarbonate and tannic acid or tartaric acid, surface Active agents such as Tween-80, cetyltrimethylammonium bromide, sodium lauryl sulfate, sodium stearate, etc., crospovidone (PVPP) or croscarmellose sodium ( CCNa).
- the lubricant may be water-insoluble magnesium stearate, talc, hydrogenated vegetable oil, high melting wax, stearic acid, micronized silica gel and water-soluble polyethylene glycol, magnesium lauryl sulfate.
- the antithrombotic composition of the invention adopts a combination of drugs with different targets, and the use of prasugrel, which is better than clopidogrel, fundamentally avoids the occurrence of clopidogrel resistance and can be used as a clopidogrel resistant patient.
- Another medication option It is commendable that the combination of prasugrel and dabigatran etexilate is better than a single drug, and at the same time reduces the amount of individual drugs, reducing the tendency of prasugrel to bleed more easily. Dabigatran etexilate has a fast onset of action, while prasugrel is more effective, and the combination of the two complements each other. Once-a-day use can improve patient compliance.
- Example 1 Drug compatibility test of prasugrel and dabigatran etexilate
- the two drugs, prasugrel and dabigatran etexilate were prepared and stored in two different temperature and humidity environments, namely 25 ° C / 10% RH and 30 ° C / 60% RH.
- the drug was divided into a mixed group and an unmixed group as a control, and placed at these two temperatures, respectively.
- the samples were evaluated for traits and chemical stability (HPLC method) on Day 1, Day 3, Day 7, Day 14, and Day 30. The results are shown in Table 1.
- the content of prasugrel in the mixed group was 98.3%-101.5%
- the content of dabigatran etexilate was 98.4%-102.5%.
- There was no significant difference between the physical shape and the HPLC analysis in the mixed group and the control group indicating that the physical and chemical properties of the two drugs were well compatible after mixing.
- Example 2 Compound tablet containing prasugrel 0.5 mg and dabigatran etexilate 70 mg
- the prescription prasugrel was mixed with 5 g of lactose uniformly, and the obtained powder was evenly mixed with the prescribed amount of dabigatran etexilate, and then the remaining amount of lactose, the prescribed amount of microcrystalline cellulose and talc powder were added, and the mixture was uniformly mixed and then used for 12 mm. Punch directly into the tablet, that is.
- Example 3 Compound tablet containing 1 mg of prasugrel and 60 mg of dabigatran etexilate
- the main drug and the auxiliary material are respectively passed through an 80 mesh sieve, and the prescribed amount of prasugrel and 10 g of pregelatinized starch are uniformly mixed, and the obtained powder is uniformly mixed with the prescribed amount of dabigatran etexilate, and then the remaining amount of pregelatinized starch is added.
- the prescribed amount of microcrystalline cellulose and crospovidone are uniformly mixed and then granulated by a 20-mesh sieve dry granule, and talc powder is added. After the total mixed granules are qualified, the dry granules are obtained by using a 12 mm punching sheet.
- Example 4 Compound tablet containing 5 mg of prasugrel and 30 mg of dabigatran etexilate
- the prescribed amount of prasugrel and 20 g of starch are uniformly mixed, and the obtained powder is evenly mixed with the prescribed amount of dabigatran etexilate, and then the remaining amount of starch, the prescribed amount of hydroxypropylmethylcellulose and sodium carboxymethyl starch are added.
- Example 5 Compound capsule containing 2 mg of prasugrel and 50 mg of dabigatran etexilate
- the prescribed amount of prasugrel and 10 g of dextrin are uniformly mixed, and the obtained powder is evenly mixed with the prescribed amount of dabigatran etexilate, and then the remaining amount of dextrin is added and the prescribed amount of croscarmellose sodium is uniformly mixed.
- the granules were prepared by adding 70% ethanol, and the obtained granules were sufficiently dried at 65 ° C, sieved and sized, and capsules were obtained after the content was determined to be acceptable.
- Example 5 Compound soft capsule containing prasugrel 4 mg and dabigatran etexilate 40 mg
- the prescribed amount of prasugrel and dabigatran etexilate are evenly mixed, and then the prescribed amount of soybean oil and Tween-80 are added, and the soft capsule is pressed by the upper molding machine after being uniformly mixed.
- mice Forty normal mice were randomly divided into 4 groups and given normal saline, prasugrel (4 mg/kg), dabigatran etexilate (100 mg/kg), prasugrel + dabigatran etexilate (2 mg/).
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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)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Abstract
Description
生理盐水组 | 普拉格雷组 | 达比加群酯组 | 普拉格雷+达比加群酯组 | |
血栓重量(mg) | 30.3±7.5 | 18.6±5.6* | 17.4±4.8* | 12.1±2.2# |
Claims (8)
- 一种抗血栓组合物,其特征在于:它包含有效剂量为0.5-5mg的ADP受体拮抗剂和有效剂量为30-70mg的达比加群酯,这两种成分均以游离状态或药学上可接受的盐的形式存在。
- 根据权利要求1所述的抗血栓组合物,其特征在于:所述ADP受体拮抗剂的有效剂量为1~4mg,达比加群酯的有效剂量为40~60mg。
- 根据权利要求2所述的抗血栓组合物,其特征在于:所述ADP受体拮抗剂的有效剂量为2mg,达比加群酯的有效剂量为50mg。
- 根据权利要求1~3任意一项所述的抗血栓组合物,其特征在于:所述ADP受体拮抗剂为普拉格雷。
- 根据权利要求4所述的抗血栓组合物,其特征在于:所述的抗血栓组合物由达比加群酯和普拉格雷以及至少一种药学上可接受的载体组成。
- 根据权利要求5所述的抗血栓组合物,其特征在于:所述的抗血栓组合物为口服制剂。
- 根据权利要求4所述的抗血栓组合物,其特征在于:所述的抗血栓组合物在制备用于治疗和预防因血小板凝集诱导的疾病的药物中的应用。
- 根据权利要求7所述的抗血栓组合物,其特征在于:所述因血小板凝集诱导的疾病包括脑卒中、急性冠脉综合征、介入治疗术及并发症、外周血管栓塞性相关的疾病。
Applications Claiming Priority (2)
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CN201510783061.4A CN105250286A (zh) | 2015-11-13 | 2015-11-13 | 一种抗血栓组合物 |
CN201510783061.4 | 2015-11-13 |
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WO2017080043A1 true WO2017080043A1 (zh) | 2017-05-18 |
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WO (1) | WO2017080043A1 (zh) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101151030A (zh) * | 2005-03-29 | 2008-03-26 | 贝林格尔·英格海姆国际有限公司 | 用于治疗血栓的包括至少一种直接凝血酶抑制剂的组合物 |
CN101686959A (zh) * | 2007-05-02 | 2010-03-31 | 波托拉医药品公司 | 作为血小板adp受体抑制剂的化合物的组合疗法 |
CN102625658A (zh) * | 2009-05-13 | 2012-08-01 | 锡德克斯药物公司 | 包含普拉格雷和环糊精衍生物的药物组合物及其制备和使用方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN102755336A (zh) * | 2011-04-26 | 2012-10-31 | 符靠 | 包含格雷类药物和阿司匹林盐的药物组合物 |
CN103505465A (zh) * | 2012-06-27 | 2014-01-15 | 天津拓飞生物科技有限公司 | 含有达比加群酯和抗血栓的药物组合物 |
-
2015
- 2015-11-13 CN CN201510783061.4A patent/CN105250286A/zh active Pending
- 2015-12-25 WO PCT/CN2015/098869 patent/WO2017080043A1/zh active Application Filing
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101151030A (zh) * | 2005-03-29 | 2008-03-26 | 贝林格尔·英格海姆国际有限公司 | 用于治疗血栓的包括至少一种直接凝血酶抑制剂的组合物 |
CN101686959A (zh) * | 2007-05-02 | 2010-03-31 | 波托拉医药品公司 | 作为血小板adp受体抑制剂的化合物的组合疗法 |
CN102625658A (zh) * | 2009-05-13 | 2012-08-01 | 锡德克斯药物公司 | 包含普拉格雷和环糊精衍生物的药物组合物及其制备和使用方法 |
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