Application of maca imidazole alkaloid in preparation of cardiovascular drugs

The invention discloses an application of maca imidazole alkaloid, in particular to an application to the preparation of cardiovascular drugs. All or part of the components are prepared from one or mixture of compounds having the following chemical structural formula as shown in formula (I), wherein R1 can be H or CH3, and R2 is H or OCH3. The invention first discovers the remarkable pharmaceutical activity of the compounds on blood pressure drop and arrhythmia resistance. Therefore, the maca imidazole alkaloid prepared by the new process can be used for developing antineoplastic drugs and can be expected to act as drugs for treating corresponding cardiovascular diseases. Formula (I).