CN107441052A - 一种含有草酸艾司西酞普兰的片剂及其制备方法 - Google Patents
一种含有草酸艾司西酞普兰的片剂及其制备方法 Download PDFInfo
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- escitalopram oxalate
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- KTGRHKOEFSJQNS-BDQAORGHSA-N (1s)-1-[3-(dimethylamino)propyl]-1-(4-fluorophenyl)-3h-2-benzofuran-5-carbonitrile;oxalic acid Chemical compound OC(=O)C(O)=O.C1([C@]2(C3=CC=C(C=C3CO2)C#N)CCCN(C)C)=CC=C(F)C=C1 KTGRHKOEFSJQNS-BDQAORGHSA-N 0.000 title claims abstract description 24
- 229960005086 escitalopram oxalate Drugs 0.000 title claims abstract description 24
- 238000002360 preparation method Methods 0.000 title abstract description 9
- HQKMJHAJHXVSDF-UHFFFAOYSA-L magnesium stearate Chemical compound [Mg+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O HQKMJHAJHXVSDF-UHFFFAOYSA-L 0.000 claims abstract description 30
- 235000019359 magnesium stearate Nutrition 0.000 claims abstract description 16
- 239000002994 raw material Substances 0.000 claims abstract description 12
- 239000002245 particle Substances 0.000 claims abstract description 10
- 238000000034 method Methods 0.000 claims abstract description 8
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 claims description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 8
- 229920000168 Microcrystalline cellulose Polymers 0.000 claims description 6
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 claims description 6
- 235000019813 microcrystalline cellulose Nutrition 0.000 claims description 6
- 239000008108 microcrystalline cellulose Substances 0.000 claims description 6
- 229940016286 microcrystalline cellulose Drugs 0.000 claims description 6
- 239000008119 colloidal silica Substances 0.000 claims description 4
- 229960004341 escitalopram Drugs 0.000 claims description 3
- WSEQXVZVJXJVFP-FQEVSTJZSA-N escitalopram Chemical compound C1([C@]2(C3=CC=C(C=C3CO2)C#N)CCCN(C)C)=CC=C(F)C=C1 WSEQXVZVJXJVFP-FQEVSTJZSA-N 0.000 claims description 3
- 235000006408 oxalic acid Nutrition 0.000 claims description 3
- 239000008279 sol Substances 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 9
- 238000002156 mixing Methods 0.000 abstract description 3
- 239000003814 drug Substances 0.000 abstract 1
- 239000003292 glue Substances 0.000 description 3
- 239000000843 powder Substances 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- WSEQXVZVJXJVFP-HXUWFJFHSA-N (R)-citalopram Chemical compound C1([C@@]2(C3=CC=C(C=C3CO2)C#N)CCCN(C)C)=CC=C(F)C=C1 WSEQXVZVJXJVFP-HXUWFJFHSA-N 0.000 description 1
- 235000010894 Artemisia argyi Nutrition 0.000 description 1
- 229920002785 Croscarmellose sodium Polymers 0.000 description 1
- DPXJVFZANSGRMM-UHFFFAOYSA-N acetic acid;2,3,4,5,6-pentahydroxyhexanal;sodium Chemical compound [Na].CC(O)=O.OCC(O)C(O)C(O)C(O)C=O DPXJVFZANSGRMM-UHFFFAOYSA-N 0.000 description 1
- 244000030166 artemisia Species 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 229940063834 carboxymethylcellulose sodium Drugs 0.000 description 1
- 229960001653 citalopram Drugs 0.000 description 1
- 238000010960 commercial process Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000007908 dry granulation Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- XEEVLJKYYUVTRC-UHFFFAOYSA-N oxomalonic acid Chemical compound OC(=O)C(=O)C(O)=O XEEVLJKYYUVTRC-UHFFFAOYSA-N 0.000 description 1
- 238000009702 powder compression Methods 0.000 description 1
- 229940126570 serotonin reuptake inhibitor Drugs 0.000 description 1
- 239000003772 serotonin uptake inhibitor Substances 0.000 description 1
- 238000005550 wet granulation Methods 0.000 description 1
Classifications
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- 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
- A61K31/335—Heterocyclic compounds having oxygen as the only ring hetero atom, e.g. fungichromin
- A61K31/34—Heterocyclic compounds having oxygen as the only ring hetero atom, e.g. fungichromin having five-membered rings with one oxygen as the only ring hetero atom, e.g. isosorbide
- A61K31/343—Heterocyclic compounds having oxygen as the only ring hetero atom, e.g. fungichromin having five-membered rings with one oxygen as the only ring hetero atom, e.g. isosorbide condensed with a carbocyclic ring, e.g. coumaran, bufuralol, befunolol, clobenfurol, amiodarone
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/20—Pills, tablets, discs, rods
- A61K9/2004—Excipients; Inactive ingredients
- A61K9/2013—Organic compounds, e.g. phospholipids, fats
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/20—Pills, tablets, discs, rods
- A61K9/2004—Excipients; Inactive ingredients
- A61K9/2022—Organic macromolecular compounds
- A61K9/205—Polysaccharides, e.g. alginate, gums; Cyclodextrin
- A61K9/2054—Cellulose; Cellulose derivatives, e.g. hydroxypropyl methylcellulose
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/20—Pills, tablets, discs, rods
- A61K9/2095—Tabletting processes; Dosage units made by direct compression of powders or specially processed granules, by eliminating solvents, by melt-extrusion, by injection molding, by 3D printing
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Abstract
本发明属于药物制剂技术领域,具体涉及一种草酸艾司西酞普兰片剂以及保证其质量稳定的制备方法,即使用中值粒径不小于300um的草酸艾司西酞普兰原料,辅料包括硬脂酸镁与其他组分,其中硬脂酸镁在片剂中的重量百分比小于0.1%。本发明的制备方法有效解决了原料流动性差,容易粘冲,物料混合不均匀的问题,解决了硬脂酸镁与活性成分相容性差而导致有关物质增加的问题。本方法操作简单,易于产业化,得到的片剂含量均匀,质量在有效期内稳定。
Description
技术领域
本发明属于医药技术领域,具体的涉及一种草酸艾司西酞普兰片剂,以及保证其质量在有效期内稳定的制备方法。
背景技术
草酸艾司西酞普兰片(escitalopram oxalate),由丹麦灵北研发,2002年由FDA批准上市,2005年由CFDA批准,在中国上市,是一种口服5-羟色胺再摄取抑制剂;其结构式如下:
原研灵北在中国的专利CN02815031,公开了一种制备中值粒径为40-200um的草酸艾司西酞普兰原料的方法,并使用此原料进行粉末直接压片或胶囊填充,但此原料的晶型需用特定工艺制备;
WO03/011278A1专利提到,当采用直接压片工艺时,如果原料粒径与辅料差别过大,会导致原料与辅料在混合时不易均匀,在压片过程中由于机器震动也有可能导致颗粒分层,特别是对于本品,当片重为64mg左右时,此种现象会更加明显,有时还会导致片重差异过大不符合标准要求;
WO2006123243A2专利指出,直接使用2-20um的草酸艾司西酞普兰原料压片,粉末流动性太差,必须经过一次干法制粒后,物料才能有较好的流动性,也才能用于工业化生产过程中;
CN 104523638公开了一种湿法制粒工艺,用于制备草酸艾司西酞普兰片,提到粉末直接压片时,由于原料静电大,容易粘冲,本发明人在实际操作中也证实此种现象,一度导致生产无法正常进行;
因此,需要开发一种操作简单,易于产业化,质量有保证的制备方法;本发明人经过大量试验研究,取得了令人惊奇的结果,上述问题均得到妥善解决。
发明内容
本发明人通过试验,惊奇的发现,采用本发明制备方法,可以解决含量均匀性、粘冲问题,并可有效提高产品质量水平,本发明的技术特征为:
本发明所述的一种含有草酸艾司西酞普兰的片剂,其特征在于:所述的草酸艾司西酞普兰片剂包含草酸艾司西酞普兰和硬脂酸镁,硬脂酸镁在片剂中的重量百分比小于0.1%;所述的草酸艾司西酞普兰原料的中值粒径不小于300µm。
所述的制备权利要求1所述的一种草酸艾司西酞普兰片剂的方法,其特征在于:其步骤包括:将草酸艾司西酞普兰(中值粒径不小于300um)、微晶纤维素、交联羧甲基纤维素钠、胶态二氧化硅、滑石粉于高效混合制粒机中,混合均匀,硬脂酸镁喷到冲头表面,用旋转压机压片。
本发明制备方法采用中值粒径大于300um的原料,该原料可通过普通方法制备,成本低,且有效解决了流动性差、混合不易均匀的问题;处方中草酸艾司西酞普兰重量比不大于35%;本发明中硬脂酸镁是以雾化的方式喷于压片冲头表面,使得硬脂酸镁在片剂中的所占的百分量小于0.1%,而使用常规的方法,硬脂酸镁的量小于0.5%,容易导致粘冲、重量差异大等问题。得到的草酸艾司西酞普兰片剂含量均匀,质量在有效期内稳定。
具体实施方式:
为了更好理解本发明,下面使用具体实施例来详细说明本发明的技术方案,但本发明具体的实施方法显然并不局限于此两例:
实施例1:
序号 | 名称 | 处方(g) |
1 | 草酸艾司西酞普兰 | 64g |
2 | 微晶纤维素 | 508g |
3 | 交联羧甲基纤维素钠 | 35g |
4 | 胶态二氧化硅 | 10g |
5 | 滑石粉 | 20g |
6 | 硬脂酸镁 | 0.6g |
将草酸艾司西酞普兰(中值粒径不小于300µm)、微晶纤维素、交联羧甲基纤维素钠、胶态二氧化硅、滑石粉于高效混合制粒机中,混合均匀,硬脂酸镁喷射到冲头表面,用旋转压机压片。
实施例2:
序号 | 名称 | 处方(g) |
1 | 草酸艾司西酞普兰 | 64g |
2 | 微晶纤维素 | 511g |
3 | 交联羧甲基纤维素钠 | 35g |
4 | 胶态二氧化硅 | 10g |
5 | 滑石粉 | 20g |
6 | 硬脂酸镁 | 0.3g |
将草酸艾司西酞普兰(中值粒径不小于300µm)、微晶纤维素、交联羧甲基纤维素钠、胶态二氧化硅、滑石粉于高效混合制粒机中,混合均匀,硬脂酸镁喷到冲头表面,采用旋转压片机压片。
实施例3
采用实施例1和2所做样品,用中国药典2015年版有关片剂含量均匀度的检测方法检测素片,结果如下:
样品名称 | 含量均值(n=10) | 范围 | 结论 |
实施例1 | 10.02% | 9.84%-10.24% | 符合要求 |
实施例2 | 9.98% | 9.80%-10.20% | 符合要求 |
取实施例1和2的样品,观察素片的光洁度和完整情况,结果如下:
样品名称 | 光洁度 | 完整情况 | 冲头表面情况 |
实施例1 | 光洁 | 完整 | 光亮 |
实施例2 | 光洁 | 完整 | 光亮 |
取实施例1和2的样品,做溶出曲线考察、有关物质的影响因素考察,并与原研上市品做比较,结果如下:
溶出曲线对比结果
有关物质对比结果
Claims (2)
1.一种含有草酸艾司西酞普兰的片剂,其特征在于:所述的草酸艾司西酞普兰片剂包含草酸艾司西酞普兰和硬脂酸镁,硬脂酸镁在片剂中的重量百分比小于0.1%;所述的草酸艾司西酞普兰原料的中值粒径不小于300µm。
2.制备权利要求1所述的一种草酸艾司西酞普兰片剂的方法,其特征在于:其步骤包括:将草酸艾司西酞普兰、微晶纤维素、交联羧甲基纤维素钠、胶态二氧化硅、滑石粉于高效混合制粒机中,混合均匀,再将硬脂酸镁喷到冲头表面,旋转压机压片。
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CN1536997A (zh) * | 2001-07-31 | 2004-10-13 | H��¡�±�������˾ | 含有依他普仑的晶体组合物 |
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