there was a reduction in angina frequency during the double blind placebo and amlodipine studies ( single blind placebo 14 +/- 2 episodes/2 weeks , double blind placebo 7 +/- 2 episodes/2 weeks [ p less than 0.005 ] , amlodipine 6 +/- 3 episodes/2 weeks , [ p less than 0.005 ] ) , whereas nitroglycerin consumption was reduced with amlodipine ( single blind placebo 12 +/- 4 tablets/2 weeks , double blind placebo 8 +/- 3 tablets/2 weeks , amlodipine 5 +/- 3 tablets/2 weeks [ p less than 0.01 ] ) .
C0002962
angina
C0017887
nitroglycerin