发明名称 |
Nasal compositions containing vitamin B12 |
摘要 |
A therapeutic compsn. for nasal admin. comprises vitamin B12 in an isotonic aq. buffer at pH 4-6 contg. sufficient thickening agent so that the viscosity is 2500-6500 cps. The compsn. may also contain 1-10 wt.% humectant and 0.2-2 wt.% surfactant. The vitamin B12 is cyanocobalamin in an amt. of 50-1000 micron and the thickening agent is methyl cellulose. Typically the concn. of the B12 is 0.05-1 wt.%. |
申请公布号 |
OA8486(A) |
申请公布日期 |
1988.07.29 |
申请号 |
OA19870059077 |
申请日期 |
1987.02.26 |
申请人 |
NASTECH PHARMACEUTICAL COMPANY, INC. |
发明人 |
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分类号 |
A61K9/00;A61K;A61K9/08;A61K31/00;A61K31/714;A61P7/06;C07H |
主分类号 |
A61K9/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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