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Side Effects of Antihypertensive Treatment with Calcium Channel Antagonists (CCAs)
| SE | Discontinuation | Edema | Headache | Flush | Exanthema | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| CCA | n | % | n | % | n | % | n | % | n | % | n | % |
| Verapamil | 185 | 35.1 | 37 | 20 | 9 | 4.9 | 10 | 5.4 | 1 | 0.5 | 2 | 1.1 |
| Diltiazem | 163 | 22.7 | 23 | 14 | 10 | 6.1 | 9 | 5.5 | 5 | 3.1 | 3 | 1.8 |
| Nifedipine | 295 | 28.5 | 52 | 17.6 | 42 | 14.2 | 10 | 3.4 | 18 | 6.1 | 3 | 1.0 |
| Felodipine | 426 | 30.0 | 59 | 13.8 | 69 | 16.2 | 29 | 6.8 | 13 | 3.1 | 14 | 3.3 |
| SE=standard error; Reprinted with permission from J Hypertens. 2001;14:114A. 3 | ||||||||||||
