[Paradoxical effect of nifedipine. A case report].

The provocation of ischaemic cardiac pain by nifedipine, as side effect, is claimed to be rare. We describe one patient treated with nifedipine in whom this effect was accompanied by electrocardiographic changes that suggested subepicardial ischaemia. We believe that these changes were the consequence of a nifedipine-induced coronary spasm.