| abstract |
The invention relates to bradykinin antagonists of the formula: <IMAGE> wherein R1 is halogen, R2 and R3 are each hydrogen, lower alkyl, halo(lower)alkyl or acyl, R4 is aryl having suitable substituent(s), or a heterocyclic group optionally having suitable substituent(s), Q is O or N-R11, in which R11 is hydrogen or acyl, and A is lower alkylene, and pharmaceutically acceptable salts thereof. |