Follow all directions on your medicine label and package. Tell each of your healthcare providers about all your medical conditions, allergies, and all medicines you use.
Seek medical attention if you think your asthma medications are not working as well.
Before taking this medicine
You should not use  Xopenex HFA if you are allergic to levalbuterol or albuterol (Accuneb, ProAir, Proventil, Ventolin).
To make sure levalbuterol is safe for you, tell your doctor if you have:
heart disease, high blood pressure, or congestive heart failure;
a seizure disorder;
diabetes; or
a thyroid disorder.
It is not known whether this medicine will harm an unborn baby. Tell your doctor if you are pregnant or plan to become pregnant.
It is not known whether levalbuterol inhalation passes into breast milk or if it could affect the nursing baby. Tell your doctor if you are breast-feeding.
A levalbuterol inhaler should not be given to a child younger than 4 years old. Levalbuterol solution in a nebulizer should not be given to a child younger than 6 years old.
