Is Tyrosine Safe with Stimulant medications (e.g., Amphetamines)?
Free · No account · based on published sources including NIH ODS, FDA drug labels, and peer-reviewed literature
Avoid combining high-dose tyrosine with stimulant medications. Monitor for increased heart rate, blood pressure elevation, anxiety, or insomnia. Consult your prescriber before use.
Why this interaction occurs
Tyrosine is a precursor to dopamine, norepinephrine, and epinephrine. Combined use with stimulants may produce additive adrenergic effects, increasing cardiovascular and CNS stimulation risk.
Evidence
Evidence level: moderate.
Reported safety data
The FDA’s adverse event reporting system (FAERS) has received 17,733 reports mentioning Stimulant medications (e.g., Amphetamines). This reflects reported cases involving the medication in general — not confirmed causation, and not specific to the Stimulant medications (e.g., Amphetamines) + 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 Tyrosine interactions → · All Stimulant medications (e.g., Amphetamines) interactions →
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Educational only — not medical advice.
Always confirm with your doctor or pharmacist.