• Basic Info
• Top Questions
• Clinical Info
• Interactions

Before using levalbuterol inhalation, tell your doctor if you are taking any of the following medicines:

• a beta-blocker such as atenolol (Tenormin),acebutolol (Sectral), bisoprolol (Zebeta), carteolol (Cartrol), carvedilol (Coreg), labetalol (Normodyne, Trandate), metoprolol (Lopressor, Toprol XL), nadolol (Corgard), propranolol (Inderal), and others;

• a tricyclic antidepressant such as amitriptyline (Elavil), amoxapine (Asendin), doxepin (Sinequan), imipramine (Tofranil), nortriptyline (Pamelor), and others;

• a monoamine oxidase inhibitor (MAOI) such as isocarboxazid (Marplan), phenelzine (Nardil), or tranylcypromine (Parnate);

• a diuretic (water pill) such as hydrochlorothiazide (HCTZ, HydroDiuril, Microzide, others), chlorothiazide (Diuril), chlorthalidone (Hygroton, Thalitone), furosemide (Lasix), bumetanide (Bumex), ethacrynic acid (Edecrin), torsemide (Demadex), and others;

• digoxin (Lanoxin);

• another inhaled bronchodilator; or

• caffeine, diet pills, or decongestants.

You may not be able to use levalbuterol inhalation, or you may require a dosage adjustment or special monitoring during treatment if you are taking any of the medicines listed above.

Drugs other than those listed here may also interact with levalbuterol inhalation or affect your condition. Talk to your doctor and pharmacist before taking any prescription or over-the-counter medicines, including herbal products.

Stop using levalbuterol inhalation and seek emergency medical attention if you experience any of the following serious side effects:

• an allergic reaction (difficulty breathing; closing of your throat; swelling of your lips, tongue, or face; or hives);

• worsening of respiratory symptoms (shortness of breath, wheezing); or

• chest pain or irregular heartbeats.

Other, less serious side effects may be more likely to occur. Continue to use levalbuterol inhalation and talk to your doctor if you experience

• dizziness;

• tremor or nervousness;

• anxiety;

• headache;

• cough or runny nose;

• upset stomach; or

• leg cramps.

Side effects other than those listed here may also occur. Talk to your doctor about any side effect that seems unusual or that is especially bothersome.