Pharmaceutical uses of isobutyric acid (1R,2R,4R)-2-(2-{ [3-(4,7-dimethoxy-1H-benzoimidazol-2-yl)-propyl]-methylamino} -ethyl)-5-phenyl-bicyclo[2.2.2]oct-5-en-2-yl ester and its corresponding S enantiomer
Disclosed are the pharmaceutical uses of compounds as represented by the general formula (I), wherein the substituents are as defined herein. Further disclosed is the use of a compound selected from: isobutyric acid (1R,2R,4R)-2-(2-{ [3-(4,7-dimethoxy-1H-benzoimidazol-2-yl)-propyl]-methylamino} -ethyl)-5-phenyl-bicyclo[2.2.2]oct-5-en-2-yl ester； and isobutyric acid (1S,2S,4S)-2-(2-{ [3-(4,7-dimethoxy-1H-benzoimidazol-2-yl)-propyl]-methylamino} -ethyl)-5-phenyl-bicyclo[2.2.2]oct-5-en-2-yl ester (i.e. compounds of formula I, where R3 is hydrogen, m is 3, R2 is isobutyric acid, p is 2 and R1 is phenyl)； or of a pharmaceutically acceptable salt thereof； for the preparation of a medicament for the treatment or prevention of chronic stable angina, hypertension, renal or cardiac ischemia, cardiac arrhythmias including atrial fibrillation, cardiac hypertrophy, or congestive heart failure.
