INTERLEUKIN-1 INHIBITOR

摘要

An interleukin-1 inhibiting agent which comprises as an active ingredient a benzoheterocyclic compound of formula (I) or (II) wherein R<1> and R<2> are each a lower alkyl group and X<1> is a halogen atom, R<3> is a lower alkyl group, R<4> is a hydroxy group, and X<2> is a halogen atom, or a pharmaceutically acceptable salt, and a method for prophylaxis and treatment of various diseases induced by acceleration of IL-1 secretion by administering said interleukin-1 inhibiting agent.