| 摘要 |
<p>. The invention relates to derivatives of vincamine and apovincamine having the general formula wherein X represents either the radical of an organic acid or a compound forming an adduct with vincamine and apovincamine. These derivatives, apart from the therapeutical action possessed by the vincamine/and apovincamine respectively, are also endowed with an extended effect. The invention relates too to the method for the preparation of the above derivatives and to the pharmaceutical compositions containing these derivatives as the active ingredient.</p> |
