Details for Patent: 4,297,351
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Summary for Patent: 4,297,351
Title: | Method of manufacture and use of improved 2.beta., 16.beta.-piperidino androstanes |
Abstract: | New and pharmacologically useful pharmaceutically acceptable acid addition salts are disclosed for the 16.beta.-monoquaternary ammonium derivatives of either the 2.beta., 16.beta.-bis-piperdino-3.alpha., 17.beta.-dihydroxy-5.alpha.-androstane 3.alpha., 17.beta.-di-lower aliphatic esters or the 2.beta., 16.beta.-bis-piperidino-3.alpha.-hydroxy-5.alpha.-androstane-3.alpha.-lowe r aliphatic esters, which salts are surprisingly relatively stable in aqueous solutions, so that they provide stable aqueous injection preparations. |
Inventor(s): | Carlyle; Ian C. (Hamilton, GB6), Sleigh; Thomas (Wishaw, GB6), Savage; David S. (Glasgow, GB6) |
Assignee: | Akzona Incorporated (Asheville, NC) |
Application Number: | 06/194,942 |
Patent Claim Types: see list of patent claims | Use; |
Drugs Protected by US Patent 4,297,351
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Foreign Priority and PCT Information for Patent: 4,297,351
Foriegn Application Priority Data | ||
Foreign Country | Foreign Patent Number | Foreign Patent Date |
United Kingdom | 35667/78 | Sep 5, 1978 |
International Family Members for US Patent 4,297,351
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