text: However, AII receptor blockers differ from ACE inhibitors with respect to side effects, and induce less cough, a side effect which may be related to bradykinin or other mediators such as substance P. Within the class of << AII >> blockers, [[ eprosartan ]] differs from other currently available agents in terms of chemical structure, as it is a non-biphenyl, non-tetrazole, non-peptide antagonist with a dual pharmacological mode of action.