Saturday, July 11, 2026

Drug profile · INN

pirbuterol acetate

pirbuterol acetate (MAXAIR) is a beta-2 adrenergic receptor agonist. Route of administration: inhalation. Current US regulatory status: approved.

FDA: approved
US status approved
Patents linked 0
Pipeline programs 0
News articles 0
Drug details — pirbuterol acetate
US status
approved
Class
Route
INHALATION
Patents
0
Programs
0
Data quality
0.84

Quick answer

pirbuterol acetate (MAXAIR) is a beta-2 adrenergic receptor agonist. Route of administration: inhalation. Current US regulatory status: approved.

Key facts

INN pirbuterol acetate
Brand MAXAIR
Mechanism Beta-2 adrenergic receptor agonist
Target Beta-2 adrenergic receptor
Route INHALATION
Formulation AEROSOL, METERED

Mechanism of action

Beta-2 adrenergic receptor agonist

Primary target: Beta-2 adrenergic receptor

Approval history

Authority Status Date
FDA approved

Related & competitor drugs

  1. albuterol Beta-2 adrenergic receptor agonist
  2. albuterol sulfate Beta-2 adrenergic receptor agonist
  3. arformoterol tartrate Beta-2 adrenergic receptor agonist
  4. formoterol fumarate Beta-2 adrenergic receptor agonist
  5. isoetharine hydrochloride Beta-2 adrenergic receptor agonist
  6. levalbuterol hydrochloride Beta-2 adrenergic receptor agonist

Frequently asked questions

What is pirbuterol acetate?

pirbuterol acetate (MAXAIR) is a beta-2 adrenergic receptor agonist. Route of administration: inhalation. Current US regulatory status: approved.

What is the brand name for pirbuterol acetate?

MAXAIR is a marketed brand name for pirbuterol acetate. Check FDA Drugs@FDA for the current US label holder and prescribing information.

What is the US approval status of pirbuterol acetate?

pirbuterol acetate has approved status in the United States according to our Drugs@FDA-derived records. Verify on the official FDA label before clinical or commercial decisions.