A patient with metastatic cancer has developed trigeminal neuralgia and is taking carbamazepine (Tegretol) for pain relief. What applies to this medication?
A) Take medication on an empty stomach.
B) The patient should be monitored for bone marrow depression.
C) Side effects include renal dysfunction.
D) Medication should be taken in maximum dosage form to be effective.
Ans: B
Feedback: The anticonvulsent agents carbamazepine (Tegretol) and phenytoin (Dilantin) relieve pain in most patients diagnosed with trigeminal neuralgia by reducing the transmission of impulses at certain nerve terminals. Carbamazepine should be taken with meals and should be gradually increased until pain relief is obtained.
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