PROBLEM TO BE SOLVED: To provide therapeutic drugs against atypical acid-fast bacteria such as mycobacteria, particularly, antituberculous therapeutic drugs.SOLUTION: The present invention provides antituberculous therapeutic drugs containing oxazole compounds represented by (I) general formula (1) [where Rrepresents H or a C1-6 alkyl group； n represents an integer of 0-6； and Rrepresents general formula (A) specified in the figure or the like； Rrepresents a phenoxy group (at least one group selected from the group consisting of a halogen atom, a halogen substituted or unsubstituted C1-6 alkyl group and a halogen substituted or unsubstituted C1-6 alkoxy group may be substituted on the phenyl ring) or the like], and drugs (II) such as secondary antituberculous drugs.【課題】マイコバクテリア等の非定型抗酸菌の治療薬、特に、抗結核治療薬の提供。【解決手段】（Ｉ）一般式（１）で表されるオキサゾール化合物並びに２次抗結核薬等の薬剤（ＩＩ）を含有する抗結核治療薬。［Ｒ１はＨはＣ１～６アルキル基；ｎは０～６の整数；Ｒ２は下記一般式（Ａ）等］（Ｒ３はフェノキシ基（フェニル環上には、ハロゲン原子、ハロゲン置換又は未置換のＣ１～６アルキル基及びハロゲン置換又は未置換のＣ１～６アルコキシ基からなる群より選ばれた基の少なくとも１種が置換していてもよい）等）【選択図】なし
