Drug interactions
Hyoscyamine spray + Ipratropium-salbutamol
Severity: Minor
Hyoscyamine spray and Ipratropium-salbutamol: 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
Hyoscyamine in oral spray form is absorbed systemically and has antimuscarinic effects that can add to those of inhaled ipratropium. The additive effect is usually mild but may cause dry mouth, urinary retention or constipation.
What this interaction means in plain words
Hyoscyamine spray and Ipratropium-salbutamol 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 antagonism.
What to do
Monitor for anticholinergic symptoms such as urinary retention and constipation and reduce the hyoscyamine dose if they appear.
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 Hyoscyamine spray with Ipratropium-salbutamol?
MediHelp rates the interaction as minor. Hyoscyamine spray and Ipratropium-salbutamol have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Hyoscyamine in oral spray form is absorbed systemically and has antimuscarinic effects that can add to those of inhaled ipratropium. The additive effect is usually mild but may cause dry mouth, urinary retention or constipation.
How serious is the interaction between Hyoscyamine spray and Ipratropium-salbutamol?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor for anticholinergic symptoms such as urinary retention and constipation and reduce the hyoscyamine dose if they appear.
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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