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brivaracetam vs cenobamate

Side-by-side comparison of brivaracetam and cenobamate Data from FDA drug databases (Orange Book, NDC Directory, recalls, shortages) covering 20,000+ approved drugs, plus CMS pricing; see our methodology.

Drug Class
brivaracetam Anticonvulsant (SV2A Ligand)
cenobamate Anticonvulsant
Type
brivaracetam Prescription
cenobamate Prescription
Summary
brivaracetam

Brivaracetam is a medicine used to treat partial-onset seizures. It helps to reduce the number of seizures you have.

cenobamate

Xcopri is a medicine used to treat partial-onset seizures in adults. It works by reducing the irregular electrical activity in the brain that causes seizures.

What It Treats
brivaracetam

Brivaracetam is used to treat partial-onset seizures. These seizures start in one part of the brain. It can be used alone or with other seizure medicines for people 1 month and older.

cenobamate

Xcopri is used to treat partial-onset seizures in adults. Partial-onset seizures start in one area of the brain. This medicine can help reduce how often you have seizures.

How It Works
brivaracetam

Brivaracetam binds to a protein in the brain called SV2A. This helps to reduce the electrical activity in the brain that causes seizures. It helps to stabilize nerve cells.

cenobamate

Xcopri helps to control seizures by affecting brain activity. It reduces the excitability of brain cells. This helps to prevent the spread of seizure activity.

Common Side Effects
brivaracetam
  • Feeling sleepy or tired
  • Dizziness
  • Fatigue
  • Nausea or vomiting
cenobamate
  • Feeling sleepy
  • Dizziness
  • Feeling tired
  • Double vision
  • Headache
FAERS Reports
brivaracetam
  • Seizure 2,902
  • Using the medicine for a condition it's not approved for 1,036
  • The medicine is not working 896
  • Tiredness 518
  • Sleepiness 442
cenobamate
  • Seizure 1,815
  • Missed dose 1,263
  • Tiredness 672
  • Sleepiness 660
  • Dizziness 537
Serious Warnings
brivaracetam

Brivaracetam can cause suicidal thoughts or actions. Watch for new or worsening depression, suicidal thoughts or behavior, or unusual changes in mood. Tell your doctor right away if you have any of these symptoms. Do not stop taking brivaracetam suddenly, as this may increase your risk of seizures.

cenobamate

This medicine can cause a serious allergic reaction called DRESS, which can affect multiple organs. It can also cause liver problems. Tell your doctor right away if you have a fever, rash, swollen lymph nodes, or yellowing of your skin or eyes. Xcopri may cause you to have suicidal thoughts or behaviors. Watch for changes in your mood.

Pregnancy
brivaracetam

Tell your doctor if you are pregnant or plan to become pregnant. There is a pregnancy registry for women who take brivaracetam during pregnancy. Contact the North American Antiepileptic Drug (NAAED) Pregnancy Registry at 1-888-233-2334.

cenobamate

Tell your doctor if you are pregnant or plan to become pregnant. Xcopri may harm your unborn baby. There is a pregnancy registry for women who take anti-seizure medicines like Xcopri.

Also Compare — Nearby Drugs

How to Read This brivaracetam vs cenobamate Comparison

brivaracetam is classified in the Anticonvulsant (SV2A Ligand) drug class, while cenobamate sits within the Anticonvulsant class. Drugs from different classes work through distinct mechanisms, so a head-to-head comparison illustrates trade-offs rather than equivalence. Both drugs are prescription-only, so a licensed provider must authorize use.

Adverse event totals above are pulled from the FDA's Adverse Event Reporting System (FAERS). For these top-ranked reactions alone, brivaracetam has 5,794 submissions while cenobamate has 4,947. Those figures reflect cumulative reporting volume — not per-patient risk — so older, widely dispensed drugs typically look worse on count alone. No direct interaction between these two drugs is listed in our FDA-derived dataset, though co-prescription still warrants pharmacist review. Serious warnings, pregnancy guidance, and contraindications can differ even when indications overlap.

A table cannot substitute for clinical judgment. Effectiveness, tolerability, drug-drug interactions with your other medications, kidney and liver function, pregnancy status, insurance formulary, and price all feed into a decision that only a licensed prescriber can make responsibly. Data here is sourced from FDA Structured Product Labels (SPL) and FAERS, both of which update as manufacturers and clinicians submit new information. This page is for educational purposes only, is not medical advice, and should not be used to self-switch between brivaracetam and cenobamate — always consult your physician or pharmacist first.

Important: This comparison is for informational purposes only. Drug effects vary between individuals. Always consult your doctor or pharmacist for personalized medical advice.