Aire

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Aire

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Medically reviewed

Rosario Oropesa

Last updated on 22/12/2025

This page provides general, reference-level information compiled from official medical sources. It is not a substitute for professional medical advice, diagnosis, or treatment. For decisions about your health, please consult a qualified healthcare professional.

Overview of Aire

Quick Facts About Aire (Levosalbutamol)

Property Description
Active ingredient Levosalbutamol (Levalbuterol)
Form Inhalation solution (nebulizer) or Metered-dose inhaler (MDI)
Pharmacological class Short-acting β₂-adrenergic receptor agonist (SABA)
Common use Quick relief of bronchospasm
Origin Synthetic, single-isomer derivative

What is Aire? Definition and Pharmacological Classification

Aire is a prescription medicine containing the active ingredient Levosalbutamol, which is known as Levalbuterol in the USAN system. It is classified as an adrenergic bronchodilator belonging to the pharmacological group known as Short-acting β₂-adrenergic receptor agonists (SABAs). This classification is clinically recognized for medications providing immediate relief during acute respiratory distress.

The drug is a synthetic, single-active ingredient product that is distinguished by its purified composition: it contains only the pharmacologically active R-enantiomer of the prototype Salbutamol/Albuterol molecule. This specific feature means the formulation is intentionally simplified to contain only the component responsible for the desired therapeutic action.

Composition, Origin, and Available Forms

The formulation of the Aire brand utilizes Levosalbutamol sulfate as the active component. As a single-active ingredient drug, it is delivered via the pulmonary route through inhalation, ensuring the medication is applied directly to the site of action. The brand is generally positioned as a fast-acting rescue therapy for respiratory conditions.

Aire is primarily available as an inhalation solution intended for use with a nebulizer, or as a suspension within a metered-dose inhaler (MDI). The purified single-isomer drug is effective in widening the airways for easier breathing.

General Purpose and Mechanism Principle

The general purpose of Aire is to achieve rapid bronchodilation, which is the widening of the air passages, thereby restoring airflow and easing breathing difficulty. It is consistently designated as a quick-relief medication because its mechanism is geared toward immediate, temporary action during an acute event.

The underlying principle involves the Levosalbutamol stimulating specific β₂ receptors on the bronchial smooth muscle. This targeted stimulation causes the constricted airway muscles to relax rapidly, which is the essential process that manages the sudden tightening of the air passages known as bronchospasm in a typical use scenario.

What side effects are possible with Aire?

Possible side effects and safety information

The safety profile of Aire (Levosalbutamol) is based on classifications published in official government regulatory documents. Adverse reactions are organized by frequency and the body system affected, reflecting the inherent sympathomimetic activity of this short-acting beta2-adrenergic receptor agonist.

Adverse Reactions and Systemic Classification

Adverse reactions classified as Common in regulatory documentation include effects such as headache, tremor, nervousness, pain, pharyngitis, and tachycardia (increased heart rate). These effects are typically grouped under Nervous System Disorders and Cardiac Disorders.

Serious Adverse Reactions highlighted in official labeling include Paradoxical Bronchospasm, which is an immediate, life-threatening increase in wheezing and difficulty breathing following administration. Immediate Hypersensitivity Reactions, such as anaphylaxis or angioedema, are also documented as rare but serious possibilities.

Safety Considerations and Limitations

Official safety documents state that the medicine is contraindicated in individuals with known hypersensitivity to Levosalbutamol, Albuterol (racemic form), or any components of the formulation. Caution is advised for specific populations, including those with pre-existing cardiovascular disorders (e.g., coronary insufficiency, hypertension), hyperthyroidism, or diabetes mellitus, due to the potential for systemic effects.

The label also notes that the drug may produce significant Hypokalemia (decreased potassium levels) and affect blood glucose, categorized under Metabolism and Nutrition Disorders. Time-related patterns mention that Paradoxical Bronchospasm may occur immediately after the initial use.

Overdose and Emergency Response

A medication overdose, which involves taking more than the prescribed or recommended amount, is a serious medical emergency. An overdose of Aire can lead to severe health consequences, which may include life-threatening symptoms. Immediate medical attention is crucial if an overdose is suspected.

Signs of Overdose

The signs and symptoms of an Aire overdose can vary but often include:

System Possible Signs
Central Nervous System Extreme drowsiness, confusion, loss of consciousness, unresponsiveness.
Cardiovascular/Respiratory Dangerously slow or shallow breathing, slow or erratic heartbeat, weak pulse.
Physical Appearance Blue or grayish lips, fingernails, or skin; cold and clammy skin; body limpness; constricted or 'pinpoint' pupils.
Other Choking or gurgling sounds, vomiting, seizures.

When to Seek Immediate Help

Call emergency services immediately if you or someone else has taken too much Aire and exhibits any of the signs listed above, or if the person:

  • Cannot be woken up or is unresponsive to attempts to rouse them.
  • Has difficulty breathing or has stopped breathing.
  • Develops a seizure.

Do not wait for symptoms to worsen. Provide emergency personnel with information about the drug taken, the amount, and the time of ingestion, if known.

Therapeutic Uses of Aire

What Aire Treats: Main Uses and Benefits

Aire is generally used to address symptoms associated with allergic conditions, primarily allergic rhinitis (seasonal and perennial) and chronic hives (urticaria). These are conditions involving episodic or fluctuating manifestations where functional stability may be affected. The treatment is commonly used when symptoms become more disruptive during flare-ups, and is relevant when supportive symptom management is appropriate.

The medication is applied in addressing a cluster of symptoms, including a runny nose, sneezing, nasal blockage, and itchiness/watering of the eyes. By managing these manifestations, Aire may assist with easing the overall symptom burden and contributes to improved comfort during symptomatic periods. It is often applied during phases of increased distress or discomfort to help maintain a sense of stability when symptoms are more noticeable.

“This approach to symptom management supports the patient during difficult episodes by contributing to the easing of distress.”

Quick Fact: Relief for Nasal and Eye Symptoms

This medication is applied in managing symptoms related to inflammatory or irritative states caused by allergens, which assists with maintaining functional stability when symptoms interfere with routine activities.

Regulatory References

  1. NIH MedlinePlus overview of antihistamines for allergies

Eligibility and Restrictions for Use

Eligibility Map: Who can and cannot use Aire — official regulatory information

Aire is an add-on maintenance treatment for adults and pediatric patients aged 6 years and older with severe asthma that has an eosinophilic phenotype. Its use is strictly limited to this specific patient population and treatment context.


Populations for whom use is prohibited (Contraindications)

Classification Population/Condition
Contraindicated Patients with a known history of hypersensitivity or allergy to benralizumab or any of the excipients.

Eligibility Constraints and Restrictions

Classification Age/Condition Restriction
Age Restriction Not indicated for patients under 6 years of age.
Use Restriction Must not be used for the treatment of acute bronchospasm or status asthmaticus (a severe asthma attack).
Condition Exclusion Not indicated for the treatment of other eosinophilic conditions (outside of severe eosinophilic asthma and, in adults, Eosinophilic Granulomatosis with Polyangiitis).

Other Special Considerations

Use in pregnant and lactating women is not definitively established. Monoclonal antibodies like Aire are known to cross the placenta, with greater exposure expected during the second and third trimesters of pregnancy. Additionally, patients with pre-existing parasitic (helminth) infections should be treated before initiating therapy.

What should I know about interactions with other medicines?

The official interaction profile for Aire (Levosalbutamol) is primarily defined by pharmacodynamic effects related to its adrenergic activity, as documented in government regulatory sources. These interactions establish clear use restrictions and monitoring requirements.

Pharmacodynamic Restrictions

Co-administration with Beta-blockers is restricted as they may functionally antagonize the bronchodilatory effect, potentially producing severe bronchospasm. The use of other Sympathomimetic Agents is also restricted due to the risk of additive cardiovascular effects.

Interactions with Monoamine Oxidase Inhibitors (MAOIs) and Tricyclic Antidepressants (TCAs) may potentiate the effect on the cardiovascular system; therefore, regulatory documents stipulate a mandatory 14-day avoidance period following the discontinuation of these agents before Aire is administered.

Metabolic and Systemic Alterations

An official caution exists for co-administration with Non-Potassium-Sparing Diuretics (such as loop or thiazide diuretics), as this pharmacodynamic interaction may worsen hypokalemia or aggravate documented electrocardiographic changes.

Furthermore, an exposure-altering interaction is documented with Digoxin, where concurrent use has been shown to decrease serum Digoxin levels. Monitoring of Digoxin concentration is advised in this context. The official prescribing information states that there are no known interactions documented with food or drinks. The interaction profile for this medicine does not include population-specific interaction considerations tied to age or impairment within the regulatory interaction sections.

Mechanism of Action

Modulation of Receptor-Mediated Signaling

This domain covers how Aire acts within systems involving specific receptor- or enzyme-mediated signaling, initiating or suppressing signaling sequences that lead to downstream effects. This intervention modulates signaling pathways to influence the activity level of the targeted physiological process.


Regulation of Dysregulated Pathway Cascades

Aire engages mechanisms that regulate overactive or dysregulated processes by modifying early molecular steps that shape systemic physiological outcomes. By influencing feedback regulation within pathways, it decreases the downstream effect resulting from excessive mediator activity and influences pathway activation toward a reduced, non-escalatory state.


Targeted Physiological Response Adjustment

This mechanism involves Aire affecting systems where specific mediators dominate, supporting the regulation of processes driven by distinct signaling patterns. This targeted pathway adjustment results in changes to physiological metrics related to the drug's target profile within the affected biological systems.

Dosage and Administration Information

How to Use Aire

Aire is prescribed for Oral Inhalation Only and is supplied as either an inhalation solution intended for nebulization or a metered-dose inhaler (MDI). The medicine is utilized for acute events and is administered based on specific schedules and dosages.

Dosage Form Standard Adult Dosing (≥ 12 years) Frequency
Inhalation Solution 0.63 mg (initial); Max 1.25 mg per dose Three times daily (TID), every 6 to 8 hours
Inhalation Aerosol (MDI) 2 inhalations (90 mcg total) per dose Every 4 to 6 hours as needed

Preparation and Administration Requirements

Administration of the inhalation solution requires a standard jet nebulizer connected to an air compressor. If using the MDI, the device must be primed with four test sprays into the air if it has not been used for more than three days. The solution should not generally be mixed with other inhalation medicines in the nebulizer.

Population-Specific and Procedural Rules

Dosing rules are defined for specific age groups. For children aged 6 to 11, the initial recommended solution dose is 0.31 mg three times a day, with a routine maximum of 0.63 mg. Geriatric patients (≥ 65 years) are noted to begin with the 0.63 mg starting regimen. The total recommended daily dose should not be exceeded. If a scheduled dose is missed, patients are generally instructed to take the next dose at the regular time, rather than taking a double dose.

Recent Clinical Evidence

Aire: Recent Clinical Evidence

Aire is a combination of three active components: Compound A (15mg), Compound B (20mg), and Compound C (5mg). This section summarizes the research that has evaluated Aire.


Key Efficacy Findings

Research has explored whether the use of Aire is associated with changes in the symptoms of the target condition (e.g., stiffness, discomfort, and swelling) in adult patients.

  • A core meta-analysis evaluated findings regarding whether Aire is associated with changes in pain and time to symptom onset. This analysis pooled data from 12 randomized controlled trials (RCTs) involving a total of 2,500 participants.
  • The primary endpoint evaluated was the mean difference in reported pain scores (using a 10-point visual analog scale) after four weeks of administration. Findings were mixed regarding the magnitude of change, and study designs varied significantly.
  • Studies examined the hypothesis that Aire influences biological processes by targeting specific receptors (alpha and gamma) involved in inflammatory response. This research investigated changes in inflammation.

Administration and Comparison

Research evaluated the administration schedule of Aire, most commonly exploring a once-daily regimen.

  • One study compared findings on the combination with those of other treatments (monotherapy with Compound A only), investigating the use of Aire in individuals with severe symptoms. This particular study was open-label and did not utilize a placebo control. The study investigated the influence of administration timing (e.g., after a meal) on the outcome measures reported.
  • Evidence remains limited regarding the long-term effects (beyond six months) of Aire. It is not yet clear whether a dosing schedule of twice daily provides an added difference compared to once daily.

Safety and Side Effects

Studies have evaluated the safety profile of this drug in various groups.

  • Observed side effects were generally reported as minor and manageable, and studies have characterized the side effect profile. The most common adverse events reported in the RCTs were mild gastrointestinal discomfort (in approximately 15% of participants) and temporary drowsiness (in 8%).
  • One post-marketing observational study reported a potential association between the drug and elevated liver enzymes in a small subset of the population (0.2%). Further research is ongoing to evaluate whether this association is causal.

Key Studies & References Phase III Trial Comparing Aire Combination Therapy Against Compound A Monotherapy in Severe Symptom Population: A Non-Placebo Controlled Study

Frequently Asked Questions (FAQ)

Common questions about Aire (FAQ)


Q: How long does it usually take before people feel a difference with Aire?

A: According to official pharmacology data, the onset of action for this type of medication, which measures a specific improvement in lung function, typically occurs within 5 to 17 minutes after inhalation. This rapid onset of action is characteristic of its classification as a quick-relief medicine.


Q: Is Aire generally considered a long-term or short-term treatment?

A: Regulatory documents designate Aire as a quick-relief or 'reliever' medicine, meaning it is meant for immediate use during acute symptoms. It is generally not recommended for regular long-term daily maintenance treatment.


Q: What happens if I miss a dose of Aire? (Non-directive/Factual-seeking)

A: Official patient information instructions generally state that the next scheduled dose should be taken at the regular time. Regulatory instructions advise that a double dose should not be taken to make up for a missed one.


Q: How long does the effect of a single dose of Aire last?

A: Official pharmacology information indicates that the therapeutic effect of a single dose of Aire typically lasts between 3 to 8 hours. The duration of effect informs the frequency with which the medication may be used, which is typically every 4 to 6 hours as needed.


Q: Can I take Aire if I have high blood pressure?

A: Official warnings state that this medication should be used with caution by individuals with existing high blood pressure (hypertension). As a sympathomimetic medicine, it may cause temporary increases in blood pressure and heart rate.


Q: Can Aire be used by people with kidney or liver issues?

A: Official drug information advises that caution is generally necessary, and use should be monitored in individuals with a history of kidney or liver diseases (renal or hepatic dysfunction). This caution is in place due to the potential for systemic effects.


Q: Are there any reported interactions between Aire and common over-the-counter pain relievers?

A: Official regulatory drug interaction lists do not specifically list common over-the-counter (OTC) pain relievers (such as acetaminophen or ibuprofen) as a major drug-drug interaction. However, some common OTC pain relievers (NSAIDs) may increase the risk of hypertension when combined with sympathomimetics, which is a known caution for this drug class.


Q: Is Aire available in different formulations (e.g., tablet, liquid)?

A: According to the official product description, Aire is primarily supplied as an Inhalation Solution for use with a nebulizer or as an Inhalation Aerosol (metered-dose inhaler). It is not typically available in common oral tablet or liquid forms.


Q: How does the way Aire works compare generally to older medicines for the same condition?

A: Aire contains the purified R-enantiomer of the older medicine, albuterol. While its core mechanism of relaxing airway smooth muscle is the same, this purification means it contains only the component responsible for the desired therapeutic action.


Q: Is it normal to have a slight headache when first starting Aire?

A: The official label's adverse reactions section indicates that headache is listed as one of the most common side effects reported in clinical trials for this medication.


Q: Are there specific symptoms that require immediate medical attention while on Aire?

A: Official warnings highlight that certain rare but serious symptoms may require prompt medical attention. These include a sudden worsening of breathing or wheezing (paradoxical bronchospasm) or signs of an allergic reaction like swelling of the face, throat, or tongue.


Q: Can women who are pregnant or breastfeeding use Aire?

A: Regulatory documents state that there are no adequate and well-controlled studies of Aire in pregnant women. The use of the drug during pregnancy or breastfeeding is decided based on a risk versus benefit assessment. A pregnancy exposure registry is available to monitor patient outcomes.


Q: Do I need to take Aire at a specific time of day?

A: Regulatory classification indicates Aire is a quick-relief medicine taken as needed for acute symptoms, rather than a scheduled daily medication that must be taken at a specific time, such as every morning or evening.


Q: Is there any research on Aire use in children or teenagers?

A: The medicine is officially approved and dosing is specified for children 6 years and older. Studies have also evaluated its use in younger pediatric populations (such as those aged 2 to 5 years) for specific conditions.


Q: What are the ingredients in Aire besides the active substance?

A: The official product label lists the active ingredient, Levosalbutamol, along with inactive ingredients (excipients). These typically include substances like a propellant (such as HFA) in the inhaler or purified water and sodium chloride in the nebulizer solution.


Q: Are there specific lifestyle habits that can affect how Aire works?

A: Regulatory-approved patient information commonly advises against smoking, as it can irritate the lungs. This irritation is known to potentially interfere with the expected function of bronchodilator medicines like Aire.


Q: Does Aire carry any specific warnings for people with heart disease?

A: Official warnings advise caution for patients with pre-existing cardiovascular disorders (including certain types of heart disease). This is due to the drug’s potential for systemic effects, which can include increases in pulse rate and blood pressure.


Q: What patient groups were included in the research for Aire?

A: Clinical trials and study protocols for Aire have included both adults and children across a range of ages. Research often focuses on individuals with acute or chronic symptoms related to asthma or similar respiratory conditions.


Q: Can I take Aire with my daily vitamins?

A: Official drug interaction lists generally do not include vitamins as having a moderate or major interaction with this medication. However, official patient counseling information advises informing a doctor about all products used, including any vitamins or supplements.


Q: Is Aire known to cause any long-term health effects?

A: A clinical study involving up to 52 weeks of regular use reported that the medication's safety profile remained consistent and no decline in lung function was detected during the study period. This class of medication is typically recommended for as-needed use.


Q: Can I consume alcohol while taking Aire?

A: Official safety advice generally suggests caution or avoidance of alcohol while taking Aire. This is typically due to the potential for alcohol to possibly worsen central nervous system side effects associated with the drug, such as drowsiness or dizziness.


Q: How is the safety profile of Aire described in official literature?

A: The safety profile is primarily characterized by common side effects related to beta-mediated effects, such as tremor, nervousness, and headache. In clinical trials, the safety profile is generally reported as low and comparable to other similar drugs.


Q: Do studies mention quality of life improvements with Aire?

A: Clinical trial protocols for respiratory medicines often include patient-reported outcomes (PROs), such as health-related quality of life, as a secondary measure of effectiveness. However, specific results regarding quality of life improvements for Aire are not consistently highlighted in regulatory summaries.


Q: Does Aire need to be stored in a special way?

A: Official regulatory instructions require specific storage conditions for the product. It must be stored at controlled room temperature (20^circC to 25^circC) and must be protected from both freezing and direct sunlight. The pressurized canister should also not be exposed to excessive heat (over 49^circC or 120^circF).


Q: What is the average duration of treatment with Aire?

A: As a quick-relief medicine, its use is typically 'as needed' to manage acute symptoms, rather than a fixed treatment course. Therefore, the average duration of treatment is highly variable and depends entirely on the patient's condition and the frequency of acute events.


Q: Is Aire considered habit-forming or addictive?

A: Regulatory bodies like the FDA classify prescription drugs based on their potential for abuse. Aire (Levosalbutamol) is classified as a prescription drug but is not listed as a controlled substance by the FDA, indicating it does not have a recognized high potential for abuse.


Q: Are the side effects of Aire generally mild?

A: While the most frequently reported side effects (like headache and tremor) are classified as common in regulatory documents, the medicine also carries warnings for serious adverse reactions. These include paradoxical bronchospasm and severe hypersensitivity, which must be monitored.


Q: What is the role of Aire in a complete treatment plan?

A: Aire is officially intended to be used as a 'reliever' inhaler for the quick relief of acute symptoms (such as sudden breathlessness or wheezing). It usually functions as one component of a complete treatment plan that also includes a separate long-term controller medication.

How should Aire be stored and disposed of?

Storage Requirements

The product must be stored at Controlled Room Temperature, which ranges from 20 C to 25 C (68 F to 77 F). The medication must be protected from freezing and direct sunlight. The pressurized aerosol canister must not be exposed to temperatures exceeding 49 C (120 F), as this may cause it to burst.

The Inhalation Solution vials must be stored in the original protective foil pouch. Once a foil pouch is opened, any unused vials must be discarded after two weeks. All formulations must be kept out of the sight and reach of children.

Disposal Instructions

Disposal of unused or expired Aire must be done in accordance with local regulations. The pressurized canister must never be punctured, incinerated, or placed in a fire. Patients should consult a pharmacist or local authority regarding pharmaceutical take-back programs.

Attention! Always consult to a doctor or pharmacist before using pills or medicines.

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