Carbamazepine overdose
Transcript of Carbamazepine overdose
Reactions 491 - 5 Mar 1994
SCarbamazepine overdose
Dystonia: case reportAfter ingesting 8 tablets of carbamazepine 200mg, which
belonged to her grandmother, a 13-year-old girl developeddystonia.
The girl was admitted 3 hours after developing alteredsensorium and unnatural posturing of her trunk andextremities. She had frequent abnormal movements, wascomatosed and responded only to painful stimulus. Gastriclavage was performed and supportive care given.
The following day, a down-beat nystagmus becamedetectable, and by day 3 she had regained consciousness.
Author comment ‘Dystonia is a distinctly uncommonmanifestation associated with carbamazepine toxicity and hasbeen reported only infrequently . . . The temporal relationshipof ingestion of 1600mg of carbamazepine to the occurrence ofdystonia and nystagmus, and the disappearance of thesesymptoms over the next 2 days establishes a causalrelationship.’Soman P, et al. Dystonia - a rare manifestation of carbamazepine toxicity.Postgraduate Medical Journal 70: 54-55, Jan 1994 - India 800252144
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