发明名称 |
RADIOACTIVE DIAGNOSTIC IMAGING AGENT |
摘要 |
A composition comprising a radioactive fluorine-labeled amino acid compound is provided, which can be prevented from radiolysis. Disclosed is a composition which comprises a solution containing a radioactive fluorine-labeled amino acid compound as an effective ingredient, in which the pH value of the solution is kept at 2.0-5.9, more preferably 2.0-4.9 in order to inhibit radiolysis. Also, it is possible to further inhibit radiolysis by adding thereto a pharmaceutical additive capable of inhibiting radiolysis, such as a sugar, a sugar alcohol and a sugar lactone, whilst the pH is kept at 2.0-5.9. |
申请公布号 |
EP2106808(A4) |
申请公布日期 |
2013.02.27 |
申请号 |
EP20070832174 |
申请日期 |
2007.11.20 |
申请人 |
NIHON MEDI-PHYSICS CO., LTD. |
发明人 |
HAYASHI, AKIO;SHINMURA, TOSHIYUKI;NAKAMURA, DAISAKU;NAKAMURA, SOICHI;TOKUNAGA, SHINJI;KANEKO, EMI;TOYAMA, MASAHITO |
分类号 |
A61K49/00;A61K9/08 |
主分类号 |
A61K49/00 |
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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