| abstract |
The present invention relates to the compounds of the formula (I) and saltsnthereof (all the symbols are the same meanings as described in the specification).n n The compounds of the formula (I) possess inhibitory activity of N-typencalcium channel, so they are useful as drug for prevention and/or treatment ofncerebral infarct, transient ischemic attack, encephalomyelopathy after cardiacnoperation, spinal angiopathy, hypertension with stress, neurosis, epilepsy, asthmanand pollakiuria etc. or agent for the treatment of pain. |