CN Patent

CN100486645C — 含有环糊精紫杉醇包合物的药物组合物及其制备方法

Assigned to Bica Biotechnology Guangzhou Co ltd · Expires 2009-05-13 · 17y expired

What this patent protects

含有环糊精/紫杉醇包合物的药物组合物,由紫杉醇、环糊精与药用辅料组成,其中紫杉醇与环糊精的质量比为1∶10~150,所述的环糊精是:羟丙基-磺丁基-β-环糊精,或磺丁基-β-环糊精,或磺丁基-β-环糊精与羟丙基-磺丁基-β-环糊精任意比例的混合物;环糊精包合紫杉醇的稳定常数Ka=5396M -1 ~14121M -1 。其制备方法:在环糊精溶液中滴加紫杉醇的乙醇溶液,体系溶解后以0.2~0.4μm微孔滤膜过滤,滤液减压除乙醇,减压除水,干燥,得到固体包合物,或减压除乙醇后得到液体包合物,其中乙醇含量小于2%。本发明显著提高了紫杉醇溶解度和稳定度,且毒副作…

USPTO Abstract

含有环糊精/紫杉醇包合物的药物组合物,由紫杉醇、环糊精与药用辅料组成,其中紫杉醇与环糊精的质量比为1∶10~150,所述的环糊精是:羟丙基-磺丁基-β-环糊精,或磺丁基-β-环糊精,或磺丁基-β-环糊精与羟丙基-磺丁基-β-环糊精任意比例的混合物;环糊精包合紫杉醇的稳定常数Ka=5396M -1 ~14121M -1 。其制备方法:在环糊精溶液中滴加紫杉醇的乙醇溶液,体系溶解后以0.2~0.4μm微孔滤膜过滤,滤液减压除乙醇,减压除水,干燥,得到固体包合物,或减压除乙醇后得到液体包合物,其中乙醇含量小于2%。本发明显著提高了紫杉醇溶解度和稳定度,且毒副作用小,药物活性与用药安全性好。

Drugs covered by this patent

Patent Metadata

Patent number
CN100486645C
Jurisdiction
CN
Classification
Expires
2009-05-13
Drug substance claim
No
Drug product claim
No
Assignee
Bica Biotechnology Guangzhou Co ltd
Source
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