The nurse, who is monitoring a client taking phenytoin (Dilantin), has noted symptoms of nystagmus, confusion, and ataxia. Considering these findings, the nurse would suspect that the dose of the drug...

The nurse, who is monitoring a client taking phenytoin (Dilantin), has noted symptoms of nystagmus, confusion, and ataxia. Considering these findings, the nurse would suspect that the dose of the drug should be:

1. Reduced.

2. Increased.

3. Maintained.

4. Discontinued.