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Atimos®

Chiesi Farmaceutici S.p.A. · FDA-approved active Small molecule

Atimos is a tiotropium bromide inhalation powder that acts as a long-acting anticholinergic (muscarinic antagonist) to relax airway smooth muscle and improve airflow in chronic obstructive pulmonary disease.

Atimos is a tiotropium bromide inhalation powder that acts as a long-acting anticholinergic (muscarinic antagonist) to relax airway smooth muscle and improve airflow in chronic obstructive pulmonary disease. Used for Chronic obstructive pulmonary disease (COPD) maintenance therapy.

At a glance

Generic nameAtimos®
SponsorChiesi Farmaceutici S.p.A.
Drug classLong-acting muscarinic antagonist (LAMA)
TargetM3 muscarinic receptor
ModalitySmall molecule
Therapeutic areaRespiratory / Pulmonology
PhaseFDA-approved

Mechanism of action

Tiotropium blocks M3 muscarinic receptors on airway smooth muscle, preventing acetylcholine-induced bronchoconstriction. This produces sustained bronchodilation and improves lung function. The once-daily inhalation formulation provides 24-hour coverage for maintenance therapy in COPD.

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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