Stable Formulation for Parenteral Administration of Tapentadol

    公开(公告)号:US20180085328A1

    公开(公告)日:2018-03-29

    申请号:US15712812

    申请日:2017-09-22

    CPC classification number: A61K31/137 A61K9/0019 A61K9/08 A61K47/12 A61K47/14

    Abstract: The invention relates to an an aqueous pharmaceutical composition for parenteral administration comprising Tapentadol or a physiologically acceptable salt thereof; wherein the concentration of Tapentadol is greater than 8.00 mg/mL, based on the weight of Tapentadol free base and based on the total volume of the composition; wherein the composition comprises a buffer system; and wherein the pH value of the composition is within the range of from greater than 3.0 to less than 6.7. The invention also relates to a kit comprising the composition according to the invention in a packaging. The pharmaceutical composition according to the invention is particularly useful for treating pain, especially acute pain, preferably in adult patients.

    Pharmaceutical Combination
    15.
    发明申请

    公开(公告)号:US20170333369A1

    公开(公告)日:2017-11-23

    申请号:US15674407

    申请日:2017-08-10

    Abstract: A pharmaceutical combination comprising as components (a) at least one 3-(3-dimethylamino-1-ethyl-2-methyl-propyl)-phenol compound, and (b) at least one NMDA-antagonist, a pharmaceutical formulation and a dosage form comprising such a combination, and a method of treating pain, e.g. inflammatory pain or neuropathic pain, in which components (a) and (b) are administered simultaneously or sequentially to a mammal, with component (a) being administered either before or after component (b), and with components (a) or (b) being administered to the mammal either via the same pathway of administration or via different pathways of administration.

    Process for preparing substituted 3-(1-amino-2-methylpentane-3-yl)phenyl compounds
    20.
    发明授权
    Process for preparing substituted 3-(1-amino-2-methylpentane-3-yl)phenyl compounds 有权
    制备取代的3-(1-氨基-2-甲基戊烷-3-基)苯基化合物的方法

    公开(公告)号:US09388119B2

    公开(公告)日:2016-07-12

    申请号:US13972253

    申请日:2013-08-21

    Abstract: A process for the preparation of substituted 3-(1-amino-2-methylpentane-3-yl)phenyl compounds which has advantages over conventional processes with respect to higher conversions and yields, flexibility, a shorter overall route, environmentally acceptable conditions, influence of stereoselectivity such as diastereoselectivity in a targeted manner and at least partial suppression of the formation of undesired side-products and/or undesired stereoisomers, in particular undesired diastereomers.

    Abstract translation: 取代的3-(1-氨基-2-甲基戊烷-3-基)苯基化合物的制备方法,相对于较高的转化率和产率,柔韧性,较短的总体路线,环境可接受的条件,影响,具有优于常规方法的优点 的立体选择性,例如以目标方式的非对映选择性,并且至少部分抑制不期望的副产物和/或不期望的立体异构体的形成,特别是不期望的非对映异构体。

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