Common side effects of Uniphyl (theophylline anhydrous) may include:
- nausea, vomiting, diarrhea;
- sleep problems (insomnia);
- feeling restless or irritable.
The above side effects should not alarm you.
Serious side effects of Uniphyl (theophylline anhydrous) may include:
- severe or continued vomiting;
- ongoing headache, trouble sleeping;
If you have any of the above side effects, contact your doctor right away.
Please note this is not a complete list of side effects. Not everyone experiences side effects; they are not guaranteed. If you do have side effects and they become unmanageable, consult your doctor about alternate medications.
Contact your doctor if you notice signs of…
high blood sugar: increased thirst, increased urination, hunger, dry mouth, fruity breath odor, drowsiness, dry skin, blurred vision, and weight loss; or
low potassium: confusion, uneven heart rate, extreme thirst, increased urination, leg discomfort, or muscle weakness or limp feeling.