we evaluated the cardiopulmonary exercise test results before and after long-term ( 16 weeks ) treatment with the dihydropyridine calcium antagonist , felodipine ( 10 mg b.i.d. , n = 9 ) , and the ace inhibitor , enalapril ( 10 mg b.i.d. , n = 11 ) , in 20 patients with new york heart association class iii congestive heart failure .
C2945601
dihydropyridine calcium antagonist
C0015772
felodipine