Drug reference
pirbuterol (discontinued)
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.
Drug class
Respiratory (B2-Agonist)
Mechanism of action
Beta2-receptor agonist with some beta1 activity; relaxes bronchial smooth muscle.
Related conditions
Frequently asked questions
What drug class is pirbuterol (discontinued)?
pirbuterol (discontinued) belongs to: Respiratory.
How does pirbuterol (discontinued) work?
Beta2-receptor agonist with some beta1 activity; relaxes bronchial smooth muscle.
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