This is used to prevent and treat wheezing and shortness of breath caused by breathing problems (such as asthma, chronic obstructive pulmonary disease). It is also used to prevent asthma brought on by exercise.
Side Effects
Nervousness, dizziness, shaking (tremor), headache, nausea, mouth/throat dryness or irritation, or unusual taste may occur. If any of these effects persist or worsen, tell your doctor or pharmacist promptly.
Precaution
Before using it, tell your doctor or pharmacist if you are allergic to it; or to similar drugs (such as levalbuterol, metaproterenol, salmeterol); or if you have any other allergies. This product may contain inactive ingredients (such as lactose, milk proteins), which can cause allergic reactions or other problems. Talk to your pharmacist for more details.
