Can ubrelvy (ubrogepant) and Nurtec ODT (rimegepant) be taken together?

Can Ubrelvy and Nurtec Be Taken Together?

No, you should not take Ubrelvy (ubrogepant) and Nurtec ODT (rimegepant) together on the same day for treating the same migraine attack, as both are CGRP receptor antagonists (gepants) with overlapping mechanisms of action and no evidence supporting their combined use.

Rationale Based on Evidence

Same Drug Class, Same Mechanism

Both ubrogepant and rimegepant are small-molecule CGRP receptor antagonists that work by blocking the same receptor pathway involved in migraine pathophysiology 1. Taking them together would provide no additional therapeutic benefit since they compete for the same receptor binding sites.

FDA Label Guidance on Drug Interactions

The FDA label for Ubrelvy specifically evaluated drug-drug interactions and found no significant pharmacokinetic interactions when ubrogepant was administered with other migraine medications including atogepant (another gepant) 1. However, this does not constitute a recommendation for concurrent use—rather, it demonstrates that if sequential dosing occurs, there are no dangerous pharmacokinetic interactions.

Clinical Practice Recommendations

The 2025 American College of Physicians guideline recommends CGRP antagonists-gepants (rimegepant, ubrogepant, or zavegepant) as treatment options for moderate to severe acute episodic migraine, but does not suggest or support using multiple gepants simultaneously 2. The guideline positions these medications as alternatives to each other, not as complementary therapies.

Appropriate Use Scenarios

When You Might Use Both (But Not Together)

Sequential use across different migraine attacks:

• Use rimegepant for one migraine attack
• Use ubrogepant for a different migraine attack days later
• This is acceptable as they are simply different options within the same drug class

Dual indication for rimegepant:

• Rimegepant is uniquely approved for both acute treatment AND preventive treatment (every other day dosing) 3, 4
• A patient could theoretically use rimegepant every other day for prevention AND use ubrogepant for breakthrough acute attacks on non-rimegepant days
• However, this specific combination strategy lacks robust clinical trial evidence 5

What to Do If One Gepant Fails During an Attack

If a patient takes one gepant and does not achieve adequate relief within 2 hours:

Do NOT add the second gepant. Instead:

• Consider a rescue medication from a different drug class (triptan, NSAID, or acetaminophen) 2
• The FDA labels allow for a second dose of the same gepant or the patient's usual acute treatment between 2-48 hours after initial treatment 1
• Combination therapy with a triptan plus NSAID or acetaminophen remains the recommended first-line approach when NSAIDs/acetaminophen alone fail 2

Key Clinical Considerations

Cost and Access Issues

Both medications are expensive, with annualized costs ranging from $4,959 to $5,994 2. Using both simultaneously would be financially wasteful without therapeutic benefit.

Medication Overuse Headache Risk

While gepants appear to have a lower risk of medication-overuse headache compared to triptans (threshold ≥10 days/month for triptans) 2, using multiple gepants could theoretically increase overall CGRP pathway medication exposure. The specific threshold for gepants has not been established, but preclinical evidence suggests they are unlikely to produce medication-overuse headache 5, 6.

Drug Interaction Profile

Both medications are metabolized by CYP3A4 and are substrates for P-gp and BCRP transporters 1. While they don't interact dangerously with each other, combining them offers no pharmacological advantage and simply increases drug exposure without additional receptor blockade.

Bottom Line Algorithm

For acute migraine treatment:

1. Choose ONE gepant (ubrogepant OR rimegepant) per migraine attack
2. If inadequate response at 2 hours, use a rescue medication from a different class (triptan, NSAID, or combination)
3. For the next migraine attack, you may switch to the other gepant if desired, but don't use both simultaneously

For patients needing both acute and preventive treatment:

1. Consider rimegepant every other day for prevention (it's the only gepant approved for both indications) 3
2. On non-rimegepant days, ubrogepant could theoretically be used for breakthrough attacks, though this specific strategy requires more evidence 5