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A study into the effects of the benzodiazepine receptor antagonist, flumazenil, on benzodiazepine withdrawal symptoms persisting after withdrawal was carried out by Lader and Morton. Study subjects had been benzodiazepine-free for between one month and five years, but all reported persisting withdrawal effects to varying degrees.
Olanzapine, sold under the brand name Zyprexa among others, is an atypical antipsychotic primarily used to treat schizophrenia and bipolar disorder. [13] It is also sometimes used off-label for treatment of chemotherapy-induced nausea and vomiting [14] and as an appetite stimulant. [15]
Common adverse effects of olanzapine, occurring from 1–10%, include: Gynecomastia [8] Extrapyramidal symptoms (EPS) (dose-dependent). Tends to produce less extrapyramidal side effects than typical antipsychotics but more extrapyramidal side effects than sertindole, clozapine and quetiapine. [9] [10]
The prosuicidal effects of benzodiazepines are suspected to be due to a psychiatric disturbance caused by side effects or withdrawal symptoms. [11] Because benzodiazepines in general may be associated with increased suicide risk, care should be taken when prescribing, especially to at-risk patients.
The rebound effect, or rebound phenomenon, is the emergence or re-emergence of symptoms that were either absent or controlled while taking a medication, but appear when that same medication is discontinued, or reduced in dosage. In the case of re-emergence, the severity of the symptoms is often worse than pretreatment levels.
When stopped abruptly, Wellbutrin can cause withdrawal symptoms. If you develop side effects, it’s important not to make changes to your dosage or stop using Wellbutrin without first talking to ...
dependence – an adaptive state associated with a withdrawal syndrome upon cessation of repeated exposure to a stimulus (e.g., drug intake) drug sensitization or reverse tolerance – the escalating effect of a drug resulting from repeated administration at a given dose; drug withdrawal – symptoms that occur upon cessation of repeated drug use
Antipsychotics are not recommended for benzodiazepine withdrawal (or other CNS depressant withdrawal states) especially clozapine, olanzapine or low potency phenothiazines, e.g., chlorpromazine as they lower the seizure threshold and can worsen withdrawal effects; if used extreme caution is required.