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Is 5-HTP Safe with Duloxetine?

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Duloxetine 5-HTP
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Free · No account · based on published sources including NIH ODS, FDA drug labels, and peer-reviewed literature

WHAT YOU NEED TO KNOW

Avoid concurrent use. Seek immediate care for agitation, confusion, rapid heartbeat, or muscle twitching.

Why this interaction occurs

Additive serotonergic load; duloxetine label warns regarding serotonergic agents → serotonin syndrome risk.

Evidence

Evidence level: moderate.

Data source

FDA duloxetine label

Reported safety data

The FDA’s adverse event reporting system (FAERS) has received 77,020 reports mentioning Duloxetine. This reflects reported cases involving the medication in general — not confirmed causation, and not specific to the Duloxetine + supplement combination on this page.

FAERS reports are voluntary and cannot prove that a drug caused an event. Do not use report counts to assess the safety of this specific drug-supplement pair.

Frequently asked questions

Can I take 5-HTP with Duloxetine?
Avoid unless your doctor or pharmacist directs otherwise. Avoid concurrent use. Seek immediate care for agitation, confusion, rapid heartbeat, or muscle twitching.

Related interactions

5-HTP and Bupropion 5-HTP and Venlafaxine St Johns Wort and Duloxetine Goldenseal and Duloxetine Berberine and Duloxetine Echinacea and Duloxetine

All 5-HTP interactions →  ·  All Duloxetine interactions →

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Educational only — not medical advice.
Always confirm with your doctor or pharmacist.