Aqueous preparation of pyrido(1,2-a)pyrimidine compound
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United States of America Patent
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Nov 5, 1991
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N/A
app pub date -
Mar 27, 1990
filing date -
Jun 9, 1989
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Expired
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Abstract
An aqueous preparation comprising of 0.1 to 0.3% (W/V) of a pyrido[1,2-a]pyrimidine compound represented by the following formula: ##STR1## wherein R represents an n-propyl or allyl group, A represents a tetrazolyl or carboxyl group, and n represents an integer of 0 to 2, 0.5 to 2.0% (W/V) of a polyoxyethylene sorbitan fatty acid ester, 0.5 to 2.0% (W/V) of polyethylene glycol and 1.0 to 3.5% (W/V) of disodium hydrogenphosphate.
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