Sumatriptan

Agonist at 5-HT1B/1D receptors, causing cranial vasoconstriction and inhibiting trigeminal nociception

No curated interaction pairs are recorded for Sumatriptan. This is not a statement that none exist — check a full interaction reference before combining.

• Injection site reactions
• Tingling
• Flushing
• Chest pressure
• Dizziness

Half-life

2-2.5 hours

Protein binding

14-21%

Metabolised by

MAO-A

Not recorded for Sumatriptan. Absence here means this database does not hold a category — not that the drug is safe in pregnancy or breastfeeding.