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Read information about Theophylline below to learn about its common uses. If you have questions about this medicine, please consult with your doctor or pharmacist and be sure to inform them of all the medications you are currently taking.
- Use this medicine as directed by your doctor. Check the label on the medicine for exact dosing instructions.
- Some foods may change the effectiveness or increase the side effects of this medicine. Talk to your doctor about how you should take this medicine with regard to food. Do not suddenly change your diet or eating habits without first checking with your doctor.
- Take this medicine at evenly spaced times throughout the day. Taking this medicine at the same time each day will help you remember to take it. Contact your doctor with any questions or concerns about the best way to take this medicine.
- If you miss a dose of this medicine, skip the missed dose and go back to your regular dosing schedule. Do not take 2 doses at once.
- Ask your health care provider any questions you may have about how to use this medicine.
- All medicines may cause side effects, but many people have no, or minor, side effects.
- Mild and temporary changes in behavior; temporary increased urination.
- Severe allergic reactions (rash; hives; itching; difficulty breathing; tightness in the chest; swelling of the mouth, face, lips, or tongue); confusion; diarrhea; dizziness; fast breathing; heart rhythm problems or irregular heartbeats; nausea; persistent headache; seizures; sleeplessness; tremors; vomiting.
- This is not a complete list of all side effects that may occur. If you have questions about side effects, contact your health care provider. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088. You may also report side effects at http://www.fda.gov/medwatch