Patent 7462630 was granted and assigned to AJINOMOTO CO., INC. on December, 2008 by the United States Patent and Trademark Office.
The invention relates to a compound represented by the following general formula (1) or its analogue, which selectively inhibit N-type calcium channels or its analogue, and to a method for treating pain etc. comprising the compound represented by the following general formula (1) or its analogue to a patient in need of such treatment: