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Highlights

It works by relaxing the muscles around the airways so that they open up and you can breathe more easily. It also decreases the lungs' response to irritants

Description

Theophylline is used to treat lung diseases such as asthma and COPD (bronchitis, emphysema). It must be used regularly to prevent wheezing and shortness of breath. This medication belongs to a class of drugs known as xanthines.

Directions For Use

Take this medication by mouth as directed by your doctor, usually once or twice daily. Since different manufacturers have different ways to take this medication, ask your doctor or pharmacist about the best time(s) to take your brand of theophylline and if you should take the drug with or without food.

Warnings

During pregnancy, this medication should be used only when clearly needed

Precautions

Before using theophylline, tell your doctor or pharmacist if you are allergic to it; or to other xanthine drugs (such as aminophylline, oxtriphylline, caffeine); or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems.