CALCIUM-CHANNEL BLOCKERS AND PHENYTOIN - DILTIAZEM OR NIFEDIPINE
Case reports describe phenytoin toxicity in patients given diltiazem or nifedipine.
The general importance of this interaction is unknown, but bear it in mind in case of an unexpected response to treatment. Indicators of phenytoin toxicity include blurred vision, nystagmus, ataxia or drowsiness.
The general importance of this interaction is unknown, but bear it in mind in case of an unexpected response to treatment. Indicators of phenytoin toxicity include blurred vision, nystagmus, ataxia or drowsiness.