Drug interactions
Levalbuterol + Olanzapine
Severity: Minor
Levalbuterol and Olanzapine: minor 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
Levalbuterol is a beta-agonist that can cause tachycardia, tremor and hypokalemia, which may be of concern in patients on antipsychotics. Olanzapine can cause tachycardia and orthostasis, but clinically significant interactions are uncommon with inhaled use.
What this interaction means in plain words
Levalbuterol and Olanzapine have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Why it happens
Possible additive cardiovascular effects; no established pharmacokinetic interaction.
What to do
No routine adjustment is required. Monitor heart rate and symptoms if high doses of levalbuterol are used.
What to ask your pharmacist
- Is there anything I should notice while taking both?
- Do I need to tell my doctor at the next visit?
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Other interactions of Olanzapine
Frequently asked questions
Can I take Levalbuterol with Olanzapine?
MediHelp rates the interaction as minor. Levalbuterol and Olanzapine have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Levalbuterol is a beta-agonist that can cause tachycardia, tremor and hypokalemia, which may be of concern in patients on antipsychotics. Olanzapine can cause tachycardia and orthostasis, but clinically significant interactions are uncommon with inhaled use.
How serious is the interaction between Levalbuterol and Olanzapine?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: No routine adjustment is required. Monitor heart rate and symptoms if high doses of levalbuterol are used.
What other medicines interact with Olanzapine?
MediHelp also lists interactions of Olanzapine with, for example, Amisulpride, Amoxapine, Apomorphine. The full list is on the Olanzapine page.
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