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Does Other 5 Ht1 Agonists Interact with Sumatriptan?

Other 5 Ht1 Agonists and Sumatriptan have a contraindicated drug interaction according to U.S. FDA drug labeling data. Coadministration of sumatriptan and other 5-HT1 agonists (triptans) within 24 hours is contraindicated due to additive vasospastic effects. The mechanism involves additive vasospastic effects. Patients taking both medications should consult their healthcare provider before starting, stopping, or changing the dosage of either drug. This information is based on official FDA drug labeling sourced from OpenFDA and the NIH National Library of Medicine.

Severity
Contraindicated
Sumatriptan Class
Serotonin-1b and Serotonin-1d Receptor Agonist
Management
Do not take together
Data Source
U.S. FDA via OpenFDA

How This Interaction Works

The interaction between Other 5 Ht1 Agonists and Sumatriptan occurs because additive vasospastic effects. Clinically, this means coadministration of sumatriptan and other 5-ht1 agonists (triptans) within 24 hours is contraindicated due to additive vasospastic effects. Because of the severity of this interaction, these medications are contraindicated — meaning they should not be taken together under any circumstances. If you are currently taking both, contact your healthcare provider immediately to discuss alternatives.

What To Tell Your Doctor or Pharmacist

If you are taking Other 5 Ht1 Agonists and your doctor is considering prescribing Sumatriptan (or vice versa), make sure to:

  • Inform your doctor and pharmacist of all current medications, including over-the-counter drugs and supplements
  • Ask whether the benefits of combining these medications outweigh the risks for your specific situation
  • Ask what symptoms to watch for that would indicate the interaction is causing problems
  • Ask about alternative medications that do not interact with your current regimen
  • Ask how frequently you should be monitored while these are co-prescribed
  • Never stop or change either medication without first consulting your healthcare provider
💊 Other 5 Ht1 Agonists+💊 Sumatriptan(Sumatriptan)

Severity & Interaction Details

⛔
contraindicated
Avoid this combination
FDA labeling lists this pair as contraindicated. The risk outweighs the benefit in nearly all cases.
Severity scale
MinorContra
On record
Yes
Drug A class
—
Drug B class
Serotonin-1b and Serotonin-1d Receptor Agonist
Source
NLP:sumatriptan

What this means in plain English

Coadministration of sumatriptan and other 5-HT1 agonists (triptans) within 24 hours is contraindicated due to additive vasospastic effects.

What the FDA label says

"Additive vasospastic effects"

📖 Source: NLP:sumatriptan

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Data sourced from U.S. FDA drug labeling via openFDA and the NIH National Library of Medicine. For informational purposes only. Always consult your pharmacist or physician.