Eletriptan and Fluoxetine interaction

Eletriptan and Fluoxetine: 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 Eletriptan (Relpax) label · effective 2024-01-15

Major

Serotonin Syndrome Serotonin syndrome may occur with RELPAX, particularly during co-administration with selective serotonin reuptake inhibitors (SSRIs), serotonin and norepinephrine reuptake inhibitors (SNRIs), tricyclic antidepressants (TCAs), and monoamine oxidase (MAO) inhibitors [see Drug Interactions (7.3) ].

Warnings and precautionsby drug classView label on DailyMed
Major

Selective Serotonin Reuptake Inhibitors/Serotonin and Norepinephrine Reuptake Inhibitors and Serotonin Syndrome Cases of serotonin syndrome have been reported during co-administration of triptans and SSRIs, SNRIs, TCAs and MAO inhibitors [see Warnings and Precautions (5.7) ].

Drug interactionsby drug classView label on DailyMed
Moderate

The onset of symptoms usually occurs within minutes to hours of receiving a new or a greater dose of a serotonergic medication.

Warnings and precautionsby drug classView label on DailyMed

From the Fluoxetine (Prozac) label · effective 2026-01-08

Major

If concomitant use of PROZAC with other serotonergic drugs is clinically warranted, patients should be made aware of a potential increased risk for serotonin syndrome, particularly during treatment initiation and dose increases ( 5.2 )

Warnings and precautionsby drug classView label on DailyMed
Major

If concomitant use of PROZAC 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

If serotonin syndrome occurs, consider discontinuation of PROZAC and/or concomitant serotonergic drugs [see Warnings and Precautions ( 5.2 )] .

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
Moderate

Serotonergic Drugs: ( 2.9 , 2.10 , 4.1 , 5.2 ) Drugs that Interfere with Hemostasis (e.g. NSAIDs, Aspirin, Warfarin): May potentiate the risk of bleeding ( 7.4 )

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.