The active ingredient of Guipizide maleate injection is Guipizide maleate, which is a calcium channel blocker, has the function of relaxing vascular smooth muscle, dilating cardiovascular and peripheral blood vessels, thus can release the spasm of blood vessels and improve local blood circulation, and also can reduce oxygen consumption by enhancing the effect of adenosine, which can be used in various cardiovascular diseases such as cerebral vascular sclerosis, cerebral infarction, sequelae of traumatic brain injury, etc., and can improve local blood supply by dilating blood vessels, thus improving diseases, It can also be used to treat coronary heart disease, myocardial infarction, thrombo-occlusive vasculitis of lower limbs, etc. It can improve the local blood supply by dilating blood vessels, thus improving the symptoms and prognosis of the disease. It is recommended that the medication must be administered under the guidance of a doctor to avoid some adverse side effects or complications.