IFN -. Gamma. And \/ or IL-17 production inhibitor and Th1 cell and \/ or Th17 cell differentiation inhibitor

摘要

PROBLEM TO BE SOLVED: To provide an agent for inhibiting the production of IFN-γ and/or IL-17 and an agent for inhibiting differentiation of Th 1 cells and/or Th 17 cells comprising a cinnamic acid derivative as an active ingredient, and a pharmaceutical composition for treating and/or preventing inflammatory diseases or autoimmune diseases containing a cinnamic acid derivative as an active ingredient.