Drug interactions
Ipratropium-salbutamol + Olanzapine / samidorphan
Severity: Minor
Ipratropium-salbutamol and Olanzapine / samidorphan: 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
Olanzapine has anticholinergic activity and ipratropium is an antimuscarinic. Combining them may add to constipation, urinary retention and dry mouth, and in rare cases may cause serious gastrointestinal hypomotility. Systemic absorption of inhaled ipratropium is low, which limits the risk.
What this interaction means in plain words
Ipratropium-salbutamol and Olanzapine / samidorphan 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
Additive muscarinic receptor blockade, limited by low systemic exposure to inhaled ipratropium.
What to do
No routine change is needed. Monitor bowel function and urinary symptoms, particularly in older patients or those on other anticholinergic drugs.
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 Ipratropium-salbutamol
Frequently asked questions
Can I take Ipratropium-salbutamol with Olanzapine / samidorphan?
MediHelp rates the interaction as minor. Ipratropium-salbutamol and Olanzapine / samidorphan have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Olanzapine has anticholinergic activity and ipratropium is an antimuscarinic. Combining them may add to constipation, urinary retention and dry mouth, and in rare cases may cause serious gastrointestinal hypomotility. Systemic absorption of inhaled ipratropium is low, which limits the risk.
How serious is the interaction between Ipratropium-salbutamol and Olanzapine / samidorphan?
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 change is needed. Monitor bowel function and urinary symptoms, particularly in older patients or those on other anticholinergic drugs.
What other medicines interact with Ipratropium-salbutamol?
MediHelp also lists interactions of Ipratropium-salbutamol with, for example, Amisulpride, Arsenic trioxide, Carvedilol. The full list is on the Ipratropium-salbutamol page.
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