Paroxetine and Vortioxetine interaction

Paroxetine and Vortioxetine: both prescribing labels flag this combination with the strongest language, such as a contraindication, a boxed warning, or an instruction to avoid it.

Major

Do not combine without a prescriber's guidance. The label language below is the strongest FDA uses.

What the FDA labels say

From the Paroxetine (BRISDELLE) label · effective 2025-04-28

Major

Serotonin Syndrome: BRISDELLE can cause serotonin syndrome with increased risk when co-administered with other serotonergic agents, but also when taken alone.

Warnings and precautionsby drug classView label on DailyMed
Major

If concomitant use of BRISDELLE with other serotonergic drugs (besides MAOIs) is clinically warranted, consider the increased risk of serotonin syndrome and carefully observe the patient, particularly during BRISDELLE initiation [see Contraindications ( 4.1 )

Warnings and precautionsby drug classView label on DailyMed
Moderate

The risk is increased with concomitant use of other serotonergic agents (including triptans, tricyclic antidepressants, fentanyl, tramadol, meperidine, methadone, lithium, tryptophan, buspirone, amphetamines, and St.

Warnings and precautionsby drug classView label on DailyMed
Minor

Serotonergic Drugs If concomitant use of BRISDELLE with other serotonergic drugs (e.g., other SNRIs, SSRIs, triptans, tricyclic antidepressants, opioids, lithium, tryptophan, buspirone, amphetamines, and St.

Drug interactionsby drug classView label on DailyMed

From the Vortioxetine (Trintellix) label · effective 2026-02-17

Major

• Serotonin Syndrome : Increased risk when coadministered with other serotonergic agents, but also when taken alone.

Warnings and precautionsby drug classView label on DailyMed
Major

Serotonin Syndrome Serotonergic antidepressants, including TRINTELLIX, can precipitate serotonin syndrome, a potentially life-threatening condition.

Warnings and precautionsby drug classView label on DailyMed
Major

If concomitant use of TRINTELLIX with other serotonergic drugs is clinically warranted, inform patients of the increased risk for serotonin syndrome and monitor for symptoms.

Warnings and precautionsby drug classView label on DailyMed
Major

Drugs Having Clinically Important Interactions with TRINTELLIX Table 4: Clinically Important Drug Interactions with TRINTELLIX Monoamine Oxidase Inhibitors (MAOIs) Clinical Impact The concomitant use of SSRIs and SNRIs including TRINTELLIX with MAOIs increases the risk of serotonin syndrome.

Drug interactionsby drug classView label on DailyMed
Major

…or intravenous methylene blue. [see Dosage and Administration (2.4) , Contraindications (4) , Warnings and Precautions (5.2) ] Examples selegiline, tranylcypromine, isocarboxazid, phenelzine, linezolid, methylene blue Other Serotonergic Drugs Clinical Impact Concomitant use of TRINTELLIX with other serotonergic drugs increases the risk of serotonin syndrome.

Drug interactionsby drug classView label on DailyMed

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Not medical advice. Interaction Checker quotes FDA label text and NIH fact sheets. Whether an interaction matters for you depends on doses, timing, kidney and liver function, and other conditions. Confirm with a pharmacist or prescriber.