Imitrex vs. Ubrelvy

See how Imitrex and Ubrelvy compare on approved uses, dosing, side effects, and cost.

Key Takeaways

  • Imitrex is a triptan taken at the first sign of a migraine, while Ubrelvy is a gepant that works through a different pathway with fewer cardiovascular restrictions.

  • Imitrex is available as a tablet, injection, or nasal spray, while Ubrelvy comes only as an oral tablet.

  • Ubrelvy typically costs more per month than Imitrex without insurance, and both usually need prior authorization from insurers.

Imitrex vs. Ubrelvy Drug Summary

Imitrex

Imitrex (sumatriptan) is a triptan that treats acute migraine attacks by narrowing blood vessels and blocking pain pathways in the brain. It comes as an oral tablet, subcutaneous injection, or nasal spray, and is taken at the first sign of a migraine with or without aura.

Ubrelvy

Ubrelvy (ubrogepant) is a CGRP receptor antagonist that treats acute migraine attacks by blocking a protein involved in migraine pain. It is taken as an oral tablet at the onset of a migraine, with a second dose allowed if symptoms return.

Imitrex vs. Ubrelvy Side Effects

Imitrex

Most common
pain/pressure sensations (up to 8%)
paresthesia (up to 6%)

Ubrelvy

Most common
nausea (up to 4%)
somnolence (up to 3%)

Imitrex vs. Ubrelvy Dosage

Imitrex

Dosage
Dosage Table
STAGE DOSE WHEN
Starting dose 25 mg, 50 mg, or 100 mg At the start
Maximum dose Repeat dose, max 200mg/day If needed
Dose changes 1 increase As tolerated

Ubrelvy

Dosage
Dosage Table
STAGE DOSE WHEN
Starting dose 50 mg or 100 mg orally At the start
Maximum dose 50 mg or 100 mg (2nd dose) If needed
Dose changes 1 increase As tolerated

Imitrex vs. Ubrelvy Indications

Imitrex

Imitrex is FDA-approved for acute treatment of migraine with or without aura in adults; the injectable form also treats cluster headache. It is not approved for migraine prevention, hemiplegic or basilar migraine, or use in patients under 18.

  • Acute migraine attacks with or without aura

  • Cluster headache (injection form only)

  • Adults only for tablet form

  • Not for migraine prevention

Ubrelvy

Ubrelvy is FDA-approved for the acute treatment of migraine with or without aura in adults. It is not approved for preventive treatment of migraine, for hemiplegic or basilar migraine, or for use in children or teenagers under 18.

  • Acute migraine attacks with or without aura

  • Not approved for migraine prevention

  • Adults only

  • Not studied in pediatric patients

Imitrex vs. Ubrelvy Pros and Cons

Imitrex

Imitrex has decades of real-world use and multiple delivery options for people who need faster relief or cannot swallow pills during an attack. Its triptan mechanism means it is contraindicated in people with heart disease or uncontrolled blood pressure.

Pros

  • Available as tablet, injection, or nasal spray

  • Long track record since 1992 approval

  • Also approved for cluster headache (injection)

  • Roughly $650 to $850 per month without insurance, before savings programs

Cons

  • Contraindicated in coronary artery disease

  • Cannot combine with other triptans or ergots within 24 hours

  • Risk of serotonin syndrome with SSRIs/SNRIs

  • Not for people with uncontrolled hypertension

Ubrelvy

Ubrelvy works through a different pathway than triptans, so it can be an option for people who cannot take triptans due to cardiovascular risk. It requires dose adjustments with certain drug interactions and is only available as a tablet.

Pros

  • No cardiovascular contraindications like triptans

  • Option for patients who cannot use triptans

  • No restriction on combining with triptans same day

  • Simple two-dose regimen if needed

Cons

  • Only available as an oral tablet

  • Interacts with strong CYP3A4 inhibitors

  • Dose adjustment needed for severe kidney impairment

  • Roughly $1,085 to $1,140 per month without insurance, before savings programs

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