Drug interactions
Doxapram + Linezolid
Severity: Major
Doxapram and Linezolid: major 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
Doxapram can raise blood pressure, and linezolid's MAO inhibition may increase sensitivity to pressor effects. Together they may produce an additive hypertensive response.
What this interaction means in plain words
Doxapram and Linezolid can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for.
Doxapram belongs to Central Nervous System; Linezolid belongs to Anti Bacterial.
Why it happens
Additive pressor effects: doxapram stimulates sympathetic activity while linezolid inhibits catecholamine breakdown through MAO inhibition.
What to do
Avoid the combination where possible. If doxapram is essential, monitor blood pressure and heart rate continuously and give the lowest effective dose.
What to ask your pharmacist
- Does the benefit of taking both outweigh the risk in my case?
- Do I need any blood test, ECG or other check while on both?
- What early warning signs should I watch for, and what should I do if they appear?
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Other interactions of Linezolid
- Amoxapine + Linezolid Contraindicated
- Atomoxetine + Linezolid Contraindicated
- Benzphetamine + Linezolid Contraindicated
- Brimonidine + Linezolid Contraindicated
- Bupropion-naltrexone + Linezolid Contraindicated
- Bupropion + Linezolid Contraindicated
Other interactions of Doxapram
Frequently asked questions
Can I take Doxapram with Linezolid?
MediHelp rates the interaction as major. Doxapram and Linezolid can interact in a way that may be serious. Using them together is sometimes necessary, but it needs a deliberate decision by the prescriber, a plan for monitoring, and clear advice on the warning signs to watch for. Doxapram can raise blood pressure, and linezolid's MAO inhibition may increase sensitivity to pressor effects. Together they may produce an additive hypertensive response.
How serious is the interaction between Doxapram and Linezolid?
MediHelp rates it major, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Avoid the combination where possible. If doxapram is essential, monitor blood pressure and heart rate continuously and give the lowest effective dose.
What other medicines interact with Linezolid?
MediHelp also lists interactions of Linezolid with, for example, Amoxapine, Atomoxetine, Benzphetamine. The full list is on the Linezolid page.
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