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Medicines SalbutamolQuestion & answer

Salbutamol · Medicine question

What percentage of an inhaled salbutamol dose reaches the lower airways?

iatroX medicinesPublished 8 November 2026

The answer

Answer

Between 10% and 20% of an inhaled salbutamol dose reaches the lower airways.

Sources for this answer

Ventolin AccuhalerGlaxoSmithKline UK · emc · SmPC §5.2 Pharmacokinetic properties · Version 20Document updated 16 September 2026

Sources checked 8 November 2026

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Salbutamol

More questions about Salbutamol

How does salbutamol open the airways?By what route is salbutamol in Ventolin Accuhaler administered?Can salbutamol cause muscle cramps?Can Ventolin Accuhaler containing salbutamol prevent asthma symptoms triggered by exercise or allergens?Have any effects of salbutamol on the ability to drive or use machines been reported?Have any incompatibilities been reported for salbutamol Ventolin Accuhaler?

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