Table 3.

Differences in the clinical presentation of benzodiazepine withdrawal catatonia and clozapine withdrawal catatonia

	Benzodiazepine withdrawal catatonia	Clozapine withdrawal catatonia
Dose of treatment	Average-high (benzodiazepine dose)	Average (clozapine dose)
Duration of treatment	Long term	Long term
Accompanying psychotic symptoms	Prevalent	Very prevalent
Response rate to treatment with benzodiazepines	High	Low
Most effective treatments	Benzodiazepines	Clozapine, ECT
Time to response	Minutes to hours	Days to weeks