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Aclidinium bromide/formoterol fumarate combination

AstraZeneca · FDA-approved active Small molecule

Aclidinium bromide and formoterol fumarate work together as a long-acting anticholinergic and long-acting beta-2 agonist to relax airway smooth muscle and improve airflow in chronic obstructive pulmonary disease.

Aclidinium bromide and formoterol fumarate work together as a long-acting anticholinergic and long-acting beta-2 agonist to relax airway smooth muscle and improve airflow in chronic obstructive pulmonary disease. Used for Chronic obstructive pulmonary disease (COPD) maintenance treatment.

At a glance

Generic nameAclidinium bromide/formoterol fumarate combination
Also known asDuaklir™ Genuair®, DUAKLIR™ GENUAIR®
SponsorAstraZeneca
Drug classLong-acting anticholinergic/long-acting beta-2 agonist combination (LAMA/LABA)
TargetMuscarinic M3 receptor and beta-2 adrenergic receptor
ModalitySmall molecule
Therapeutic areaRespiratory/Pulmonology
PhaseFDA-approved

Mechanism of action

Aclidinium bromide is a muscarinic M3 receptor antagonist that blocks acetylcholine-induced bronchoconstriction, while formoterol fumarate is a beta-2 adrenergic agonist that stimulates bronchodilation. Together, these complementary mechanisms provide sustained bronchodilation and improved lung function in COPD patients. The combination allows for twice-daily dosing with enhanced efficacy compared to monotherapy.

Approved indications

Common side effects

Key clinical trials

Primary sources

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SourceUsed for
ClinicalTrials.govTrial enrolment, design, endpoints, results

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