< Topic >Offer the useful new remedy of the pigment characteristic hair knot characteristic sliding membrane flame and the tendon sheath bone large cell swelling.SolutionsThe remedy of the pigment characteristic hair knot characteristic sliding membrane flame and the tendon sheath bone large cell swelling which contain mizoribin, from as for details including mizoribin inside the range below 1g above 50mg, the remedy of the pigment characteristic hair knot characteristic sliding membrane flame and the tendon sheath bone large cell swelling which become.< Selective figure >Figure 1【課題】色素性絨毛結節性滑膜炎及び腱鞘骨巨細胞腫の有用な新規治療薬を提供すること。【解決手段】ミゾリビンを含有する色素性絨毛結節性滑膜炎及び腱鞘骨巨細胞腫の治療薬、より詳しくはミゾリビンを50mg以上1g以下の範囲内で含んでなる色素性絨毛結節性滑膜炎及び腱鞘骨巨細胞腫の治療薬。【選択図】図1