Amphetamine and Meperidine interaction

Amphetamine and Meperidine: the Amphetamine prescribing label flags 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 Amphetamine (Dyanavel XR) label · effective 2026-02-24

Major

Serotonin Syndrome: Increased risk when co-administered with serotonergic agents (e.g., SSRIs, SNRIs, triptans), but also during overdosage situations.

Warnings and precautionsby drug classView label on DailyMed
Major

Serotonin Syndrome Serotonin syndrome, a potentially life-threatening reaction, may occur when amphetamines are used in combination with other drugs that affect the serotonergic neurotransmitter systems such as monoamine oxidase inhibitors (MAOIs), selective serotonin reuptake inhibitors (SSRIs), serotonin norepinephrine reuptake inhibitors (SNRIs), triptans,…

Warnings and precautionsby drug classView label on DailyMed
Major

Discontinue treatment with DYANAVEL XR and any concomitant serotonergic agents immediately if symptoms of serotonin syndrome occur, and initiate supportive symptomatic treatment.

Warnings and precautionsby drug classView label on DailyMed
Major

Serotonergic Drugs Clinical Impact The concomitant use of DYANAVEL XR and serotonergic drugs increases the risk of serotonin syndrome.

Drug interactionsby drug classView label on DailyMed
Major

If serotonin syndrome occurs, discontinue DYANAVEL XR and the concomitant serotonergic drug(s) [ see Warnings and Precautions ( 5.7 ) ] .

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.