Drug Name: THEO DUR
Pronounced: THEE-a-door
Chemical names: Theophylline

THEO DUR Drug Use: Theo-Dur is given to treat symptoms of asthma, chronic bronchitis, and emphysema. The active ingredient of Theo-Dur, theophylline, is a chemical cousin of caffeine.

THEO DUR Drug Usage Instructions: Take Theo-Dur exactly as prescribed by your doctor. Do not crush, chew or split extended release tablets.

THEO DUR Storage Instructions: Store at room temperature in a tightly closed container. Protect from excessive heat, light and moisture. Be sure to keep this medicine away from children.

THEO DUR Missed Dose: Skip the dose you missed and take the next dose at the regular time. Do not take 2 doses at the same time.

THEO DUR Side Effects: Most common side effects include: nausea and restlessness. Other side effects may include: convulsions, diarrhea, disturbances of heart rhythm, excitability, frequent urination, hair loss, headache, heart palpitations, insomnia, irritability, muscle twitching, rash, severe seizures, tremors, vomiting. Be sure to inform your doctor of these or any other side effects. Only your Doctor can determine if it is safe to continue treatment with TheoDur.

Special Precautions with THEO DUR: Do not take Theo-Dur if you have ever had an allergic reaction to it or similar drugs. Do not take Theo-Dur if you have an active peptic ulcer or a seizure disorder such as epilepsy. When taking Theo-Dur, avoid large amounts of caffeine containing beverages such as tea or coffee. Since even a little extra Theo-Dur may constitute an overdose, you should be treated in a place where close monitoring is possible.