Drug interactions
Protriptyline + Rizatriptan
Severity: Moderate
Protriptyline and Rizatriptan: moderate 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
Concurrent use of a triptan and a tricyclic antidepressant may add to serotonergic stimulation and rarely cause serotonin syndrome. Clinical reports are limited and the risk is low.
What this interaction means in plain words
Protriptyline and Rizatriptan can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken.
Why it happens
Additive serotonergic effects from triptan receptor agonism and protriptyline reuptake inhibition.
What to do
Monitor for serotonin syndrome, particularly during initiation or dose increases. Stop the serotonergic drugs and provide supportive care if symptoms appear.
What to ask your pharmacist
- Should I take them at different times of day?
- Does the dose of either medicine need to change?
- Is there anything I should avoid, such as alcohol or certain foods, while on both?
Pro+ members
Unlock the full page
Create an account and start a Pro+ trial to unlock the full management advice for Protriptyline and Rizatriptan, the additional notes, the evidence detail and the whole-prescription interaction checker.
- Full clinical management advice
- Additional notes
- Evidence detail
- Interaction checker for a whole prescription
Try Pro+ free for 7 days on the web. No card needed.
Other interactions of Rizatriptan
- Almotriptan + Rizatriptan Contraindicated
- Dihydroergotamine intranasal + Rizatriptan Contraindicated
- Dihydroergotamine + Rizatriptan Contraindicated
- Eletriptan + Rizatriptan Contraindicated
- Ergoloid mesylates + Rizatriptan Contraindicated
- Ergotamine + Rizatriptan Contraindicated
Frequently asked questions
Can I take Protriptyline with Rizatriptan?
MediHelp rates the interaction as moderate. Protriptyline and Rizatriptan can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken. Concurrent use of a triptan and a tricyclic antidepressant may add to serotonergic stimulation and rarely cause serotonin syndrome. Clinical reports are limited and the risk is low.
How serious is the interaction between Protriptyline and Rizatriptan?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor for serotonin syndrome, particularly during initiation or dose increases. Stop the serotonergic drugs and provide supportive care if symptoms appear.
What other medicines interact with Rizatriptan?
MediHelp also lists interactions of Rizatriptan with, for example, Almotriptan, Dihydroergotamine intranasal, Dihydroergotamine. The full list is on the Rizatriptan page.
Full monographs, dosing and an interaction checker in the MediHelp app
Open the complete reference, check multi-drug interactions and use dosing tools in the MediHelp app.
