Benidipine has the formula 1,4-dihydro-2,6-dimethyl-4-(3-nitrophenyl)-3,5-pyridine-dicarboxylic acid methyl 1-(phenylmethyl)-3-piperidinyl ester hydrochloride. It is a synthetic dihydropyridine derivative that has anti-hypertensive and anti-anginal actions.1 It was originated in Japan by Kyowa Hakko, it is submitted for FDA approval and it is currently available in some Asian countries like India and Japan.
Benidipine is a tripe calcium channel inhibitor by inhibiting L, N and T type calcium channel. It presents a very long-lasting activity that can be explained by its high affinity for cell membranes from the DHP binding site; this characteristic indicated a long-lasting pharmacological activity of benidipine. The additional property of benidipine is the vascular selectivity towards peripheral blood vessels.