Long-lasting release nifedipine preparation
    3.
    发明授权
    Long-lasting release nifedipine preparation 失效
    持久释放硝苯地平制剂

    公开(公告)号:US5861173A

    公开(公告)日:1999-01-19

    申请号:US755381

    申请日:1996-11-21

    CPC分类号: A61K9/209 A61K31/4422

    摘要: This invention provides a long-lasting release solid nifedipine preparation which exhibits clinically sufficient effect when administered once per day. A press coated tablet whose core and shell each contains nifedipine, the dissolution rate of nifedipine from said tablet being (a) in the dissolution test using a sinker according to method 2 of the dissolution test method as prescribed by the Pharmacopoeia of Japan, after 2 hours 10-40% after 4 hours 30-65% after 6 hours at least 55%, and (b) in the dissolution test according to the disintegration test method as prescribed by the Pharmacopoeia of Japan, after 3 hours 20-45% after 4 hours 30-65%.

    摘要翻译: 本发明提供了一种持久释放固体硝苯地平制剂,其每天施用一次时显示临床上足够的效果。 一种压制包衣片,其核心和外壳各自含有硝苯地平,硝苯地平从所述片剂的溶出速率为(a)根据日本药典根据日本药典规定的溶出试验方法的方法2,使用沉降片进行溶解试验 4小时后10-40%,6小时后30-65%至少55%,(b)根据日本药典按照日本药典规定的崩解试验方法进行溶解试验后,3小时后20-45% 4小时30-65%。

    Medicaments having controlled release of the active compound
    6.
    发明授权
    Medicaments having controlled release of the active compound 失效
    具有活性化合物控制释放的药物

    公开(公告)号:US5204121A

    公开(公告)日:1993-04-20

    申请号:US472681

    申请日:1990-01-30

    CPC分类号: A61K31/44 A61K9/5073

    摘要: Controlled release medicament pellets comprisinga) a core which contains as active ingredient a compound of the formula ##STR1## or a compound from the group of 3-(4-fluorophenylsulphonamido)-1,2,3,4-tetrahydro-9-carbazole propanoic acid or 2-[4-[4-(2-pyrimidinyl)-1-piperazinyl]butyl]-1,2-benzisothiazol-3 (2H)-one 1,1-dioxide monohydrochloride, an intensive disintegrating agent, a wetting agent and a binder,b) a double layer which controls release comprising(b1) an acrylic-based outer undigestible water-permeable lacquer layer, and(b2) an inner jacket layer comprising a hydrophobic additive and hydroxypropylcellulose of type M or H.

    摘要翻译: 控制释放药物丸剂,其包含a)包含作为活性成分的化学式的化合物的芯或来自3-(4-氟苯基磺酰氨基)-1,2,3,4-四氢-9-咔唑的化合物 丙酸或2- [4- [4-(2-嘧啶基)-1-哌嗪基]丁基] -1,2-苯并异噻唑-3(2H) - 酮1,1-二氧化物一盐酸盐,强化崩解剂,润湿剂 试剂和粘合剂,b)控制释放的双层,其包含(b1)基于丙烯酸的外部不可消除的水可渗透的漆层,和(b2)包含疏水性添加剂和M或H型羟丙基纤维素的内护层。