HERBERT BERGER, M.D.
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To the editor: Carbamazepine (Tegretol®), introduced for relief from the agonizing pain of trigeminal neuralgia, is a highly toxic drug and should not be used for minor aches and pains. It should be used only for the acute and intolerable discomfort of tic douloureux. Among the many toxic reactions to the drug are such central nervous system effects as convulsions, coma, diplopia, ataxia, headache, confusion, speech disturbances, dizziness, drowsiness, agitation, and activation of a latent psychosis. This letter reports another central nervous system complication from its use—visual hallucinations.
Patient J.D.W., a 76-year-old woman, had suffered from trigeminal neuralgia involving the
BERGER H. An Unusual Manifestation of Tegretol® (Carbamazepine) Toxicity. Ann Intern Med. ;74:449–450. doi: 10.7326/0003-4819-74-3-449_3
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Published: Ann Intern Med. 1971;74(3):449-450.
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Print ISSN: 0003-4819 | Online ISSN: 1539-3704
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