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    • 3. 发明申请
    • Oral pharmaceutical formulation in the form of a plurality of microcapsules for prolonged release of active principle(s) with slow solubility
    • 多种微胶囊形式的口服药物制剂,用于延长释放缓慢溶解度的活性成分
    • US20060165809A1
    • 2006-07-27
    • US10522252
    • 2003-07-28
    • Florence GuimberteauCatherine CastanRemi Meyrueix
    • Florence GuimberteauCatherine CastanRemi Meyrueix
    • A61K9/50A61K9/16
    • A61K9/5047A61K9/5015A61K9/5026A61K9/5078
    • The invention concerns microcapsules with prolonged release of active principles with low solubility, consisting of a core containing the active principle and coated with a polymer layer which controls the release of the active principle. The aim is that said oral microcapsules containing hardly soluble active principles should have a coating film of sufficient thickness to ensure controlled permeability and should be adapted to industrial reproduction. This is achieved by the inventive microcapsules of mean diameter less than 1000 microns, and whereof the coating film contains a film-forming polymer (P1) insoluble in gastrointestinal tract fluids, a water-soluble polymer (P2), a plasticizer (PL), and optionally a lubricating surfactant (TA). Said microcapsules are characterized in that their coating films represents at least 3% p/p of dry matter, relative to their total weight and their core contains a hardly soluble active principle and a solubilizing agent (polyoxyethylene hydrogenated castor oil) which provides the core wherein it is contained with properties such that the behaviour of the exposed core (non-coated) in a given dissolving test (TD), is as follows: release of 80% of active principle in less than two hours. The invention also concerns the use of such microcapsules in galenic formulation.
    • 本发明涉及具有低溶解度的活性成分的延长释放的微胶囊,其由含有活性成分的核心组成并涂覆有控制活性成分释放的聚合物层。 目的是所述含有难溶性活性成分的口服微胶囊应具有足够厚度的涂膜,以确保受控的渗透性,并且应适于工业繁殖。 这通过本发明的平均直径小于1000微米的微胶囊实现,并且其中的涂膜含有不溶于胃肠道液体的成膜聚合物(P1),水溶性聚合物(P2),增塑剂(PL), 和任选的润滑表面活性剂(TA)。 所述微胶囊的特征在于,它们的涂膜相对于它们的总重量表示至少3%的干物质的p / p,并且它们的芯含有难溶的活性成分和提供核的增溶剂(聚氧乙烯氢化蓖麻油),其中 含有这样的性质,使得在给定的溶解试验(TD)中暴露的芯(未涂覆)的行为如下:在少于两小时内释放80%的活性成分。 本发明还涉及这种微胶囊在盖仑制剂中的用途。
    • 5. 发明授权
    • Oral medicinal product with modified release of at least one active principle in multimicrocapsular form
    • 具有多微囊形式的至少一种活性成分释放的口服药物
    • US08734850B2
    • 2014-05-27
    • US10996780
    • 2004-11-24
    • Catherine CastanFlorence GuimberteauRemi MeyrueixGerard Soula
    • Catherine CastanFlorence GuimberteauRemi MeyrueixGerard Soula
    • A61K9/16A61K9/22
    • A61K9/1635A61K9/1641A61K9/1658A61K9/2077A61K31/403
    • The field of the invention is that of oral pharmaceutical medicinal products or compositions, more particularly of the type of those comprising one or more active principles.The aim of the invention is to provide an improved oral medicinal product that can be administered in one or more daily doses, with modified release of active principle (in particular an active principle), for improving the prophylactic and therapeutic efficacy of such a medicinal product.This aim is achieved by means of the multimicrocapsular oral pharmaceutical form according to the invention in which the release of the AP is controlled by means of a double mechanism of triggering the release: “time triggering” and “pH triggering”. This medicinal product comprises microcapsules with modified release of active principle, each containing a core comprising the active principle and one or more swelling agents, and at least one coating making possible the modified release of the active principle.
    • 本发明的领域是口服药物药物产品或组合物的领域,更特别是包含一种或多种活性成分的那些类型。 本发明的目的是提供一种改进的口服药物产品,其可以以一种或多种日剂量施用,具有改进的活性成分释放(特别是活性成分),用于改善这种药物的预防和治疗功效 。 该目的通过根据本发明的多微囊口服药物形式实现,其中AP的释放通过触发释放的双重机制来控制:“时间触发”和“pH触发”。 这种药用产品包括具有活性成分释放的微胶囊,每个微胶囊含有包含活性成分的核心和一种或多种溶胀剂,以及至少一种使活性成分的修饰释放成为可能的涂层。
    • 6. 发明申请
    • Antibiotic-Based Pharmaceutical Formulation in Microcapsular Form
    • 基于抗微生物剂的药物制剂
    • US20080026056A1
    • 2008-01-31
    • US11631030
    • 2005-05-25
    • Florence GuimberteauCatherine CastanRemi MeyrueixGerard Soula
    • Florence GuimberteauCatherine CastanRemi MeyrueixGerard Soula
    • A61K9/50A61K31/43A61P31/04
    • A61K9/5084A61K9/5047A61K31/43
    • The invention relates to oral antibiotic drugs. The object of the invention is to limit or even stop the increase in antibiotic resistance without sacrificing the requirements of (a) increased efficacy of oral antibiotics, particularly for pediatric applications, (b) tolerance, (c) broad spectra of activity, and (d) good patient compliance. This object is achieved by the invention, which proposes the use of modified-release microcapsules, comprising a core that contains at least one active principle AP1 formed of at least one antibiotic, and a coating for said core that governs the modified release of said active principle, for the manufacture of a drinkable or orally dispersible antibiotic pharmaceutical formulation that makes it possible to limit the increase in the antibiotic resistance of the target germs, this formulation being: capable of administration in one or two, preferably two, intakes per day, and definable as follows, relative to an immediate-release oral formulation (IRF*) comprising at least one active principle API, and for the same dose D of API as IRF*: Tmic>T*micof IRF*
    • 本发明涉及口服抗生素药物。 本发明的目的是限制或甚至阻止抗生素耐药性的增加,而不会牺牲(a)口服抗生素的功效增加,特别是儿科应用的要求,(b)耐受性,(c)活性的广谱谱和( d)良好的患者依从性。 该目的是通过本发明来实现的,本发明提出使用包含至少一种由至少一种抗生素形成的至少一种活性成分AP1的芯的改性释放微胶囊和用于所述核心的涂层,所述涂层控制所述活性物质的修饰释放 原理,用于制造可以限制目标细菌的抗生素抗性增加的可饮用或口服分散的抗生素药物制剂,该制剂是:能够每天摄入一次或两次,优选两次, 并且可定义如下,相对于包含至少一种活性成分API的立即释放口服制剂(IRF *),和与IRF *相同的API剂量D:<?in-line-formula description =“In-line IRF *的公式“end =”lead“?> T > T * 在线公式描述=”在线公式“end =” 尾巴“?>
    • 7. 发明申请
    • Oral ribavirin pharmaceutical compositions
    • 口服利巴韦林药物组合物
    • US20070173464A1
    • 2007-07-26
    • US11707034
    • 2007-02-16
    • Florence GuimberteauCatherine CastanRemi MeyrueixGerard Soula
    • Florence GuimberteauCatherine CastanRemi MeyrueixGerard Soula
    • A61K31/7056A61K9/22
    • A61K9/5026A61K9/2077A61K9/48A61K9/5042A61K31/7056
    • The invention relates to oral pharmaceutical compositions for the prevention and/or the treatment of viral diseases. This invention also addresses methods of prevention and/or treatment of these viral diseases, using these oral compositions. One of the main problems considered in the present invention is to enhance the efficiency of anti-viral treatments, especially against Hepatitis C virus by means of ribavirin, for example in combination with interferon. The oral ribavirin antiviral composition according to the invention increases the bio-absorption time of ribavirin, and thus improves the treatment of patients. Said composition comprises at least one modified release form of ribavirin, the bio-absorption time BAT of which is greater than the bio-absorption time BAT* of a reference* immediate release form of ribavirin administered at the same dose; BAT being preferably comprised between 2 and 15 h and more preferably between 4 and 12 h. Said composition is a reservoir type form or a matrix type form. Said composition is a gastric retentive system or a multiparticulate form.
    • 本发明涉及用于预防和/或治疗病毒性疾病的口服药物组合物。 本发明还涉及使用这些口服组合物预防和/或治疗这些病毒性疾病的方法。 本发明中考虑的主要问题之一是提高抗病毒治疗的效率,特别是通过利巴韦林(例如与干扰素组合)来抗丙型肝炎病毒。 根据本发明的口服利巴韦林抗病毒组合物增加了利巴韦林的生物吸收时间,从而改善了患者的治疗。 所述组合物包含至少一种改进释放形式的利巴韦林,其生物吸收时间BAT大于以相同剂量施用的参考*立即释放形式的利巴韦林的生物吸收时间BAT *; BAT优选包含2至15小时,更优选4至12小时。 所述组合物是储层型或矩阵型。 所述组合物是胃保持系统或多颗粒形式。
    • 8. 发明申请
    • Microparticles With Modified Release of At Least One Active Principle and Oral Pharmaceutical Form Comprising Same
    • 微粒修饰释放至少一个主动原理和口服药物组成
    • US20090220611A1
    • 2009-09-03
    • US11992769
    • 2006-09-27
    • Frederic DargelasFlorence GuimberteauCatherine CastanRemi MeyrueixGerard Soula
    • Frederic DargelasFlorence GuimberteauCatherine CastanRemi MeyrueixGerard Soula
    • A61K9/16
    • A61K9/5073A61K9/2077
    • The invention concerns microparticulate systems with modified release of oral active principle(s). The invention aims at providing a novel pharmaceutical with time-dependent and pH-dependent release mechanism, enabling: a) the latent period preceding the release of the active principle in the stomach; b) the pH triggering the release of the active principle in the intestine; c) the release speed of the active principle. This is achieved through the use of coated microparticles made from particles of active principle each coated with two coating films A and B. A comprises: film-forming (co)polymer (A1) insoluble in fluids of the gastrointestinal tract; ethylcellulose (co)polymer (A2) soluble in fluids of the gastrointestinal tract; plasticizing polyvinylpyrrolidone (A3); castor oil/optionally a surfactant and/or magnesium stearate lubricant (A4). B comprises a hydrophilic polymer (B1) bearing ionized groups with neutral pH (EUDRAGIT® L100-55) and a hydrophobic compound (B2) (LUBRITAB®). The invention also concerns medicines based on said microparticles.
    • 本发明涉及具有口腔活性成分释放的微粒体系。 本发明旨在提供具有时间依赖性和pH依赖性释放机制的新型药物,其能够:a)在胃中释放活性成分之前的潜伏期; b)pH触发在肠中释放活性成分; c)有效原理的释放速度。 这通过使用由各自涂覆有两个涂膜A和B的活性成分的颗粒制成的涂覆微粒来实现.A包括:不溶于胃肠道流体的成膜(共)聚合物(A1) 可溶于胃肠道液体的乙基纤维素(共)聚合物(A2); 增塑聚乙烯吡咯烷酮(A3); 蓖麻油/任选的表面活性剂和/或硬脂酸镁润滑剂(A4)。 B包含具有中性pH(EUDRAGITL100-55)和疏水性化合物(B2)(LUBRITAB)的离子化基团的亲水性聚合物(B1)。 本发明还涉及基于所述微粒的药物。
    • 9. 发明申请
    • Oral Pharmaceutical Form of Losartan
    • 氯沙坦的口服药物形式
    • US20090123536A1
    • 2009-05-14
    • US11884534
    • 2006-02-21
    • Catherine CastanFlorence GuimberteauRemi MeyrueixGerard Soula
    • Catherine CastanFlorence GuimberteauRemi MeyrueixGerard Soula
    • A61K9/54A61K31/4178A61K9/16A61K9/26
    • A61K9/5084A61K9/2081A61K9/5073A61K9/5078A61K31/417
    • The field of the present invention is that of oral pharmaceutical forms of losartan, and also treatments and administration methods relating thereto.The invention relates to the use, in an oral pharmaceutical form comprising losartan, of a coating or matrix including said losartan and allowing controlled release of said losartan, such that this form orally administered to a sample of individuals leads, irrespective of the fed or fasted state of the individuals, to a reduction of the interindividual standard deviation of the Cmax, which ensures lower variability of the efficacy and of the therapeutic safety of the pharmaceutical form relative to an immediate-release pharmaceutical form of losartan administered to this same sample of individuals, at the same dose.Another aim of the invention is to provide an oral pharmaceutical form of losartan that can be administered once a day and that is just as effective as the “one dose intake per day” forms and the “two dose intakes per day” forms.The invention is thus a modified-release oral pharmaceutical form of losartan comprising a plurality of losartan microunits (mean diameter: 50-1000 μm) making it possible to obtain, after a dose intake, a plasmatic profile of the type shown in FIG. 10.
    • 本发明的领域是氯沙坦的口服药物形式,以及与其有关的治疗和给药方法。 本发明涉及以包含氯沙坦的口服药物形式使用包含所述氯沙坦的包衣或基质并允许控制释放所述氯沙坦的方法,使得该形式经口给予个体样品导致,不管进食或禁食 个体的状态,减少Cmax的个体间标准差,其确保药物形式相对于施用于该相同个体样品的立即释放药物形式的氯沙坦的功效和治疗安全性的较低变异性 ,以相同的剂量。 本发明的另一个目的是提供一种可以每天一次给药的氯沙坦的口服药物形式,并且与“每天一次剂量摄取”形式和“每日两次摄入量”形成同样有效。 因此,本发明是包含多个氯沙坦微单位(平均直径:50-1000μm)的氯沙坦的改进释放的口服药物形式,使得可以在剂量摄取后获得图1所示类型的血浆谱。 10。