Bronchodilators, Theophylline (Systemic)
Precautions While Using This MedicineYour doctor should check your progress at regular visits
,
especially for the first few weeks after you begin using this medicine. A
blood test may be taken to help your doctor decide whether the dose of this
medicine should be changed.
Do not change brands or dosage forms of this medicine
without first checking with your doctor
. Different products may not
work the same way. If you refill your medicine and it looks different, check
with your pharmacist.
A change in your usual behavior or physical well-being may affect the way
this medicine works in your body. Check with your doctor
if you
:
-
have a fever of 102 �F or higher for at least 24 hours or higher
than 100 �F for longer than 24 hours.
-
start or stop smoking.
-
start or stop taking another medicine.
-
change your diet for a long time.
This medicine may add to the central nervous system (CNS) stimulant effects
of caffeine-containing foods or beverages such as chocolate, cocoa, tea, coffee,
and cola drinks. Avoid eating or drinking large amounts of these foods or
beverages while using this medicine. If you have questions about this, check
with your doctor.
Before you have myocardial perfusion studies (a medical test that shows
how well blood is flowing to your heart), tell the medical doctor in charge
that you are taking this medicine. The results of the test may be affected
by this medicine.
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