Taking Oxcarbazepine With Ketamine: What to Know
Trileptal (Oxcarbazepine) (also: Oxtellar) — Anticonvulsant / mood stabilizer (carbamazepine analog)
Verdict at Tovani Health
Compatible; CYP3A4 induction is weaker than carbamazepine but still relevant.
Oxcarbazepine and ketamine are compatible. Oxcarbazepine is a structural analog of carbamazepine designed to have a milder side-effect profile, including milder CYP3A4 induction. The effect on ketamine exposure is real but smaller than carbamazepine's; we plan around it rather than refuse.
If you take Trileptal regularly and are considering at-home ketamine therapy, the combination is safe with monitoring or modest dose adjustment. This page covers the brief pharmacologic context and what we do at intake.
How Trileptal interacts with ketamine
Oxcarbazepine blocks voltage-gated sodium channels. Weak-to-moderate CYP3A4 inducer (less potent than carbamazepine). Hyponatremia is a notable side effect.
What we do at intake
Disclose dose and indication. Tell us about any recent sodium level checks. Continue as prescribed.
Bottom line
Oxcarbazepine and ketamine are compatible. Oxcarbazepine is a structural analog of carbamazepine designed to have a milder side-effect profile, including milder CYP3A4 induction. The effect on ketamine exposure is real but smaller than carbamazepine's; we plan around it rather than refuse.
Frequently Asked Questions
Does oxcarbazepine interact with ketamine?
Oxcarbazepine and ketamine are compatible with planning. Oxcarbazepine is a weak-to-moderate CYP3A4 inducer that can lower ketamine exposure, but the effect is milder than carbamazepine.
Is Trileptal safe with ketamine therapy?
Yes, with planning. Trileptal is compatible with KAP. We may need to adjust dosing or timing to account for its CYP3A4 induction effect on ketamine.
How does oxcarbazepine affect ketamine?
Oxcarbazepine induces CYP3A4, the enzyme that metabolizes ketamine. This can modestly reduce ketamine levels, but the effect is weaker than carbamazepine's and we plan around it rather than refusing treatment.
Do I need to stop Trileptal before ketamine therapy?
No. You should not stop Trileptal without your prescriber's input. KAP can proceed alongside it; we adjust dose or timing to account for the CYP3A4 induction.
What should my KAP team know about my oxcarbazepine use?
Share your dose, the indication, and any recent sodium level checks (hyponatremia is a notable side effect of oxcarbazepine). Continue the medication as prescribed.
Ready to find out if at-home ketamine fits your situation?
We’ll note that you’re on Trileptal (Oxcarbazepine) at intake. The eligibility check takes 5 minutes and gives you an honest answer about whether at-home ketamine fits your specific situation.
FL and NJ residents only. Benjamin Soffer, DO — Tovani Health.
Sources
The verdict and clinical guidance on this page are based on the following peer-reviewed literature and FDA prescribing information.
- Ketamine: A Review of Clinical Pharmacokinetics and Pharmacodynamics in Anesthetic and Pain Therapy. Peltoniemi MA, Hagelberg NM, Olkkola KT, Saari TI. Clinical Pharmacokinetics. 2016. PMID: 27028535
Clinically reviewed
Reviewed by Benjamin Soffer, DO on May 17, 2026. Dr. Soffer is a board-certified physician (American Board of Internal Medicine) licensed in Florida and New Jersey, prescribing at-home ketamine therapy through Tovani Health.
This page is general information about how this medication interacts with at-home ketamine therapy at Tovani Health. It is not a substitute for medical advice from your prescribing physician about your specific situation. Always discuss medication changes with the doctor who prescribed them.