Drug interactions
Epinephrine racemic + Ketamine
Severity: Moderate
Epinephrine racemic and Ketamine: moderate interaction.
Last updated
For healthcare professionals — reference only. This page is a brief summary, not medical advice and not a substitute for official labeling or clinical judgement. Always verify before prescribing or dispensing.
Summary
Ketamine has sympathomimetic effects and may add to the hypertensive and tachycardic effects of epinephrine. Racemic epinephrine inhalation has limited systemic exposure, so the effect is usually small.
What this interaction means in plain words
Epinephrine racemic and Ketamine can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken.
Why it happens
Additive sympathomimetic effects; ketamine inhibits catecholamine reuptake.
What to do
Monitor heart rate and blood pressure, particularly with systemic epinephrine or in patients with cardiovascular disease.
What to ask your pharmacist
- Should I take them at different times of day?
- Does the dose of either medicine need to change?
- Is there anything I should avoid, such as alcohol or certain foods, while on both?
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Other interactions of Ketamine
Frequently asked questions
Can I take Epinephrine racemic with Ketamine?
MediHelp rates the interaction as moderate. Epinephrine racemic and Ketamine can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken. Ketamine has sympathomimetic effects and may add to the hypertensive and tachycardic effects of epinephrine. Racemic epinephrine inhalation has limited systemic exposure, so the effect is usually small.
How serious is the interaction between Epinephrine racemic and Ketamine?
MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor heart rate and blood pressure, particularly with systemic epinephrine or in patients with cardiovascular disease.
What other medicines interact with Ketamine?
MediHelp also lists interactions of Ketamine with, for example, Benzhydrocodone / acetaminophen, Brexanolone, Buprenorphine buccal. The full list is on the Ketamine page.
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