Prescription medication · Long-Acting Muscarinic Antagonist (LAMA)

aclidinium

Also sold as Tudorza Pressair.

Data updated 2026-05-15

9,070
FDA reports
1
InteractionFew interactions
Rx
Availability

What the data shows

aclidinium (Tudorza Pressair) is a prescription Long-Acting Muscarinic Antagonist (LAMA), with 9,070 FDA adverse-event reports on file, with 1 documented drug interaction.

Reporting volume reflects how widely a drug is used and studied, not how dangerous it is, a FAERS report documents a temporal association, never proof of cause.

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What it does

Information not available.

Common side effects

Upper respiratory infection, Headache, Back pain

Key warnings

No specific warnings noted. Always follow your prescriber's instructions.

Side Effects (from patient reports)

Based on 9,070 FDA adverse event reports.

Most-reported reactions

Adverse reactions in FAERS for aclidinium, by number of reports

reports

What this shows Bars show how often each reaction was reported, not how likely it is to happen, a report records a temporal association, never proof that the drug caused it.

Source FDA Adverse Event Reporting System (FAERS)

Known Drug Interactions

moderate formoterol

May potentiate effect of formoterol fumarate on cardiovascular system. ( 7.6 ) 7.1 Adrenergic Drugs If additional adrenergic drugs are to be administered by any route, they should be used with caution because the sympathetic effects of formoterol, a component of DUAKLIR PRESSAIR, may be potentiated [see Warnings and Precautions (5.7) ] . 7.2 Xanthine Derivatives, Steroids Concomitant treatment with xanthine derivatives, or steroids may potentiate any hypokalemic effect of beta-adrenergic agonists such as formoterol, a component of DUAKLIR PRESSAIR.

Mechanism: These drugs can increase the effects on your heart and blood vessels. This might cause your heart to beat too fast or raise your blood pressure.

This is a plain-language summary of FDA-label interaction records and does not provide individual medication-combination directions.

Common Questions

What are the common side effects of aclidinium?
The registry lists Upper respiratory infection, Headache, Back pain among the most-reported FAERS reaction terms for aclidinium. The compiled record contains 9,070 FDA adverse-event reports. These counts are not an individual symptom assessment.
Does aclidinium interact with other medications?
The registry has 1 documented interaction rows for aclidinium. Notable source-record pairings include formoterol. These rows are not a complete medication review.
What drug class is aclidinium?
aclidinium belongs to the Long-Acting Muscarinic Antagonist (LAMA) drug class. It requires a prescription (Rx).

Other drugs grouped near aclidinium - same-class peers and common alternatives.

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What the FDA Data Shows for aclidinium

The FDA label for aclidinium (sold under brand names such as Tudorza Pressair) classifies it as a prescription-only medication in the Long-Acting Muscarinic Antagonist (LAMA) class. Regulatory labeling describes its approved uses and the patient populations studied in pre-market trials. Official labeling lists 3 commonly reported side effects, including Upper respiratory infection, Headache, Back pain.

Post-market surveillance from the FDA Adverse Event Reporting System (FAERS) captures real-world experience. For this drug, FAERS contains 9,070 voluntary reports. The database also lists 1 documented drug interaction derived from FDA labeling, with the top-flagged interaction rated moderate severity. Acquisition-cost data is surveyed weekly by CMS and updated as manufacturers report changes.

Report counts do not establish causation, a FAERS entry documents a temporal association, not proof that the drug produced the outcome. Widely prescribed medications naturally accumulate more reports than niche therapies, so raw totals must be interpreted alongside total exposure. Shortage status, recall history, and patent information are separate source-record fields. This page is a public FDA/CMS registry and does not provide medical, treatment, substitution, or medication-change directions.

Data Sources

Drug labeling: FDA Drug Labels (SPL/DailyMed). Adverse events: FDA Adverse Event Reporting System (FAERS).

FAERS reports are voluntary and do not establish causation. Drug interactions are derived from FDA labeling and clinical references. This registry does not provide medication decisions.

Last updated: August 1, 2022

PlainMeds is rendered directly from FDA openFDA/FAERS extracts, DailyMed labels, and CMS drug-pricing files, no number is typed in by an editor. FAERS counts, recalls, shortages, and price figures on this page are queried live from those federal extracts. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2026-05-15. Primary sources: openFDA / FAERS, DailyMed and CMS Part B ASP.

Data currency: FDA FAERS adverse-event reports through 2025, CMS NADAC acquisition-cost pricing effective December 2024, compiled from the source snapshot dated . See our methodology for per-source dates and refresh cadence. Spot a figure that looks wrong? Report a data issue.

All federal data sources used on this page