Is 5-HTP Safe with Bupropion?
Free · No account · based on published sources including NIH ODS, FDA drug labels, and peer-reviewed literature
Avoid concurrent use. Discuss with your prescriber before adding 5-HTP to your regimen. Monitor for signs of agitation, restlessness, or unusual muscle activity.
Why this interaction occurs
5-HTP increases central serotonin synthesis. Combined with Bupropion's norepinephrine-dopamine reuptake inhibition, the resulting neurochemical imbalance may heighten CNS excitability, increasing seizure risk and the potential for serotonin-related adverse effects.
Evidence
Evidence level: limited.
Reported safety data
The FDA’s adverse event reporting system (FAERS) has received 79,183 reports mentioning Bupropion. This reflects reported cases involving the medication in general — not confirmed causation, and not specific to the Bupropion + 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
Related interactions
All 5-HTP interactions → · All Bupropion interactions →
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Educational only — not medical advice.
Always confirm with your doctor or pharmacist.