Drug interactions
Risperidone + Zolmitriptan
Severity: Minor
Risperidone and Zolmitriptan: minor interaction.
Last updated
For healthcare professionals — reference only. This page is a brief summary, not medical advice and not a substitute for official labeling or clinical judgement. Always verify before prescribing or dispensing.
Summary
Combining a triptan with an antipsychotic that has serotonin receptor antagonist activity carries a theoretical risk of serotonin syndrome. Reports are rare and the risk is considered low.
What this interaction means in plain words
Risperidone and Zolmitriptan have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Risperidone belongs to Central Nervous System; Zolmitriptan belongs to Central Nervous System.
Why it happens
Possible additive serotonergic effects; the mechanism is largely theoretical.
What to do
Combined use is generally acceptable; counsel the patient to report agitation, tremor, fever, diarrhea or muscle rigidity. Stop the triptan and treat if serotonin toxicity is suspected.
What to ask your pharmacist
- Is there anything I should notice while taking both?
- Do I need to tell my doctor at the next visit?
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Other interactions of Risperidone
- Ibutilide + Risperidone Contraindicated
- Risperidone + Vandetanib Contraindicated
- Adagrasib + Risperidone Major
- Amiodarone + Risperidone Major
- Amisulpride + Risperidone Major
- Amoxapine + Risperidone Major
Other interactions of Zolmitriptan
- Almotriptan + Zolmitriptan Contraindicated
- Dihydroergotamine intranasal + Zolmitriptan Contraindicated
- Dihydroergotamine + Zolmitriptan Contraindicated
- Eletriptan + Zolmitriptan Contraindicated
- Ergoloid mesylates + Zolmitriptan Contraindicated
- Ergotamine + Zolmitriptan Contraindicated
Frequently asked questions
Can I take Risperidone with Zolmitriptan?
MediHelp rates the interaction as minor. Risperidone and Zolmitriptan have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Combining a triptan with an antipsychotic that has serotonin receptor antagonist activity carries a theoretical risk of serotonin syndrome. Reports are rare and the risk is considered low.
How serious is the interaction between Risperidone and Zolmitriptan?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Combined use is generally acceptable; counsel the patient to report agitation, tremor, fever, diarrhea or muscle rigidity. Stop the triptan and treat if serotonin toxicity is suspected.
What other medicines interact with Risperidone?
MediHelp also lists interactions of Risperidone with, for example, Ibutilide, Vandetanib, Adagrasib. The full list is on the Risperidone page.
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