I sällsynta fall har serotonergt syndrom rapporterats hos patienter som använder SSRI- preparat (t ex paroxetin, fluoxetin) i kombination med andra serotoninaktiva läkemedel. ###>Serotonin syndrome: in rare cases, serotonin syndrome has been reported in patients using SSRIs (e. g. paroxetine, fluoxetine) concomitantly with serotonergic medicinal products.