Interação entre Olanzapina + fluoxetina e Fenelzina
Olanzapina + fluoxetina e Fenelzina: ambas as bulas profissionais sinalizam esta combinação com a linguagem mais forte, como uma contraindicação, uma advertência em caixa preta ou uma instrução para evitá-la.
Não combine sem a orientação de um prescritor. A linguagem da bula abaixo é a mais forte que a FDA usa.
O que dizem as bulas da FDA
Da bula de Fenelzina (phenelzine sulfate) · em vigor desde 2026-05-21
There have been reports of serious reactions (including hyperthermia, rigidity, myoclonic movements and death) when serotoninergic drugs (e.g., dexfenfluramine, fluoxetine, fluvoxamine, paroxetine, sertraline, citalopram, venlafaxine) have been combined with an MAO inhibitor.
At least 14 days should elapse between the discontinuation of an MAO inhibitor and the start of a serotonin re-uptake inhibitor or vice-versa, with the exception of fluoxetine.
Allow at least five weeks between discontinuation of fluoxetine and initiation of phenelzine sulfate and at least 14 days between discontinuation of phenelzine sulfate and initiation of fluoxetine, or other serotoninergic agents.
Drug Interactions In patients receiving nonselective monoamine oxidase (MAO) inhibitors in combination with serotoninergic agents (e.g., dexfenfluramine, fluoxetine, fluvoxamine, paroxetine, sertraline, citalopram, venlafaxine) there have been reports of serious, sometimes fatal, reactions.
Anyone considering the use of phenelzine sulfate or any other antidepressant in a child, adolescent, or young adult must balance this risk with the clinical need.
Da bula de Olanzapina + fluoxetina (Olanzapine and Fluoxetine) · em vigor desde 2026-03-31
Monoamine Oxidase Inhibitors (MAOI) : Because of the risk of serotonin syndrome, do not use MAOIs intended to treat psychiatric disorders with olanzapine and fluoxetine capsules or within 5 weeks of stopping treatment with olanzapine and fluoxetine capsules.
Do not use olanzapine and fluoxetine capsules within 14 days of stopping an MAOI intended to treat psychiatric disorders.
Do not use thioridazine within 5 weeks of discontinuing olanzapine and fluoxetine capsules ( 4.2 , 5.20 , 7.7 , 7.8 ) 4.1 Monoamine Oxidase Inhibitors (MAOIs) The use of MAOIs intended to treat psychiatric disorders with olanzapine and fluoxetine capsules or within 5 weeks of stopping treatment with olanzapine and fluoxetine capsules is contraindicated because…
The use of olanzapine and fluoxetine capsules within 14 days of stopping an MAOI intended to treat psychiatric disorders is also contraindicated [see Dosage and Administration ( 2.4 ) and Warnings and Precautions ( 5.6 )] .
Starting olanzapine and fluoxetine capsules in a patient who is being treated with MAOIs such as linezolid or intravenous methylene blue is also contraindicated because of an increased risk of serotonin syndrome [see Dosage and Administration ( 2.5 ) and Warnings and Precautions ( 5.6 )] .
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