Calcium channel blocker, a derivative of 1,4-dihydropyridine, has a predominantly cerebrovasculative and antiischemic action. Prescribed for the prevention and treatment of brain ischemia on the background of subarachnoid hemorrhage caused by aneurysm rupture, expressed by brain disfunction in the elderly patients. It can prevent or eliminate spasm of vessels caused by various vasoconstrictor drugs. Improves stability and functional capacity of neurons.