Flovent vs. Xopenex

See how Flovent and Xopenex compare on approved uses, dosing, side effects, and cost.

Key Takeaways

  • Flovent is a daily controller inhaler that reduces airway inflammation over time, while Xopenex is a fast-acting bronchodilator used to relieve or prevent sudden bronchospasm.

  • Flovent must be used on a fixed twice-daily schedule even when symptoms are absent, whereas Xopenex is typically used as needed or before a known trigger like exercise.

  • Neither drug replaces the other: Flovent will not stop an asthma attack already in progress, and Xopenex does not treat the underlying airway inflammation.

Flovent vs. Xopenex Drug Summary

Flovent

Flovent (fluticasone propionate) is an inhaled corticosteroid used for the long-term, twice-daily maintenance treatment of asthma in patients 4 years and older. It works by reducing airway inflammation over time and is not intended for treating a sudden asthma attack.

Xopenex

Xopenex (levalbuterol) is a short-acting beta2-agonist bronchodilator used to treat or prevent bronchospasm from asthma or other reversible airway conditions. It is taken as needed via a nebulizer or HFA inhaler and works within minutes to relax airway muscles.

Flovent vs. Xopenex Side Effects

Flovent

Most common
Bronchitis (>3%)
Throat irritation (>3%)
Sinusitis (>3%)
Dysphonia (>3%)

Xopenex

Most common
Bronchitis (≥2%)
Dizziness (≥2%)
Pain (≥2%)
Pharyngitis (≥2%)

Flovent vs. Xopenex Dosage

Flovent

Dosage
Dosage Table
STAGE DOSE WHEN
Starting dose 88 mcg twice daily At the start
Maximum dose 880 mcg twice daily If needed
Dose changes 3 increases As tolerated

Xopenex

Dosage
Dosage Table
STAGE DOSE WHEN
Starting dose 0.31 mg three times daily At the start
Maximum dose 90 mcg (2 inh) q4-6h If needed
Dose changes 4 increases As tolerated

Flovent vs. Xopenex Indications

Flovent

Flovent is FDA-approved for maintenance asthma treatment in patients aged 4 and older, including those who need oral corticosteroid therapy. It is taken on a fixed twice-daily schedule to control inflammation over time, not to stop an attack already underway.

  • Maintenance treatment of asthma in patients 4 years and older

  • Asthma in patients who require oral corticosteroid therapy

  • Not approved for relief of acute bronchospasm

  • Not approved for status asthmaticus or acute episodes

Xopenex

Xopenex is FDA-approved to treat or prevent bronchospasm caused by reversible obstructive airway disease, including asthma. It is used as needed, either during an attack or shortly before a known trigger, rather than on a fixed daily schedule.

  • Treatment of acute bronchospasm from reversible airway disease

  • Prevention of bronchospasm before exposure to a trigger

  • Available as nebulizer solution or HFA inhaler

  • Not approved for management of preterm labor

Flovent vs. Xopenex Pros and Cons

Flovent

Flovent's clinical role is long-term inflammation control, so its benefits build over weeks rather than minutes. Insurance coverage is generally good since inhaled corticosteroids are standard asthma therapy, and cost is typically modest with the current authorized generic.

Pros

  • Reduces frequency and severity of asthma flare-ups over time

  • Approved for maintenance therapy in children as young as 4

  • Available in two inhaler formats (HFA aerosol and Diskus powder)

  • Roughly $50 to $150 per month without insurance

Cons

  • Does not relieve symptoms during an active asthma attack

  • Can cause oral thrush; rinsing the mouth after use is needed

  • Long-term use may reduce bone density and slow growth in children

  • Brand-name product discontinued, so patients now rely on generics

Xopenex

Xopenex's clinical role is fast, short-term relief of airway constriction, with effects felt within minutes. It is commonly used as a rescue medication and must be paired with a controller drug like an inhaled corticosteroid for anyone with persistent asthma.

Pros

  • Works within minutes to relieve acute bronchospasm

  • Nebulizer form works well for patients who struggle with inhalers

  • Single-isomer formula may cause less heart stimulation than albuterol

  • Roughly $55 to $120 per month without insurance

Cons

  • Does not treat the underlying airway inflammation

  • Can cause tachycardia and other cardiovascular effects

  • Overuse can mask worsening asthma control

  • Needs a separate daily controller for chronic asthma management

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