N-TYPE CALCIUM CHANNEL INHIBITOR

摘要

An N-type calcium channel inhibitor which contains a compound having N-type calcium channel inhibitory activity and represented by the general formula (I): (wherein the symbols are the same as defined in the description), a salt thereof, a solvate of either, or a prodrug of any of these. Because of its N-type calcium channel inhibitory activity, the compound is useful as a preventive and/or therapeutic agent for diseases in which the N-type calcium channel participates, such as pains (e.g., acute pain, chronic pain, postoperative pain, cancerous pain, neuralgia, and infectious pain), brain infarction, transient cerebral ischemic attack, encephalomyelopathy after heart operation, spinovascular disorders, stress hypertension, neurosis, epilepsy, asthma, frequent urination, and eye diseases.