| abstract |
The invention relates to a pharmaceutical composition comprising a compound of formula (1) wherein R 1 is optionally substituted phenyl, optionally substituted pyridyl or optionally substituted indolyl; R 2 is (CH 2 ) n wherein n is 0, 1, 2, 3 or 4; R 3 is (CH 2 ) m R 3A wherein m is 0, 1, 2, 3 or 4, and R 3A is methyl, isopropyl, tert-butyl, OCH 3 , OH, optionally substituted phenoxy, C≡CH, C≡N, optionally substituted phenyl, furanyl or thienyl; A is a ring containing X 1 with the meaning O, S, NH, N(CH 3 ) or CH 2 ; and X 2 is O, S or NH; and a compound of formula (2) wherein R 4 is optionally substituted phenyl, optionally substituted pyridyl, optionally substituted indolyl, —NR 7 R 8 ; or —NH—N═CH—R 9 ; and substituents R 5 to R 9 have the meanings indicated in the description, in particular ethionamide. The pharmaceutical composition is useful, e.g., in the treatment of multidrug-resistant tuberculosis. |