Trazodone and Vortioxetine interaction

Trazodone 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 Trazodone (RALDESY TM) label · effective 2026-09-01

Major

Serotonin Syndrome: Increased risk when co-administered with other serotonergic agents (e.g., SSRI, SNRI, triptans), but also when taken alone.

Warnings and precautionsby drug classView label on DailyMed
Major

If concomitant use of RALDESY 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
Moderate

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

Warnings and precautionsby drug classView label on DailyMed
Moderate

Other Serotonergic Drugs Clinical Impact: The concomitant use of serotonergic drugs, including RALDESY and other serotonergic drugs increases the risk of serotonin syndrome.

Drug interactionsby drug classView label on DailyMed
Minor

Activation of Mania or Hypomania In patients with bipolar disorder, treating a depressive episode with RALDESY or another antidepressant may precipitate a mixed/manic episode.

Warnings and precautionsby 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

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

…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
Major

Intervention Monitor for symptoms of serotonin syndrome when TRINTELLIX is used concomitantly with other drugs that may affect the serotonergic neurotransmitter systems.

Drug interactionsby drug classView label on DailyMed
Moderate

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

Warnings and precautionsby 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.