Non-dihydropyridine calcium channel antagonists in control of rate in atrial fibrillation (1)
| Usual oral maintenance dose | |
| verapamil | 40 mg b.i.d. to 360 mg (ER) o.d. | 
| diltiazem | 60 mg t.i.d. to 360 mg (ER) o.d. | 
ER = extended release formulations
Reference:
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