会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 7. 发明授权
    • Sustained release formulations containing acetaminophen and tramadol
    • 含有对乙酰氨基酚和曲马多的缓释制剂
    • US07374781B2
    • 2008-05-20
    • US10664451
    • 2003-09-20
    • Shuyi ZhangJin Wang
    • Shuyi ZhangJin Wang
    • A61K9/48A61K9/54A61K9/56
    • A61K9/209A61K9/4808A61K9/5084A61K31/167A61K31/485A61K2300/00
    • A sustained release formulation as a unit dose contains 100 mg-1000 mg of Acetaminophen and 15 mg-150 mg of tramadol hydrochloride, which comprises of 1) an immediate release portion comprising of 25%-75% of the total effective amount of drug in the dosage form and 2) a sustained release portion comprising of a) 25%-75% of the total effective amount of drugs in the dosage form; b) 6%-50% of gelling polymers of the total formulation, and c) optionally an enteric coating at a level of 5%-40% of the total formulation. The set forth formulation dissolves 25%-60% of the total drug in the first hour, 50%-90% of the total drug in the first four hours and not less than 80% of the total drug in the first 12 hours using USP dissolution method II at 50 rpm.
    • 作为单位剂量的持续释放制剂含有100mg-1000mg的对乙酰氨基酚和15mg-150mg的盐酸曲马多,其包含1)一个即时释放部分,其包含药物总有效量的25%-75% 剂型和2)持续释放部分,其包含a)剂型总有效量的25%-75%; b)总制剂的6%-50%的胶凝聚合物,和c)任选的肠溶衣,其含量为总制剂的5%-40%。 所述配方在第一小时内溶解总药物的25%-60%,在前12小时内溶解总药物的50%-90%,并且在前12小时内使用USP溶解不少于总药物的80% 溶解方法II在50rpm下。