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UNIPHYL
THEOPHYLLINE SUSTAINED RELEASE - ORAL

Important Note

The following information is intended to supplement, not substitute for, the expertise and judgment of your physician, pharmacist or other healthcare professional. It should not be construed to indicate that use of the drug is safe, appropriate, or effective for you. Consult your healthcare professional before using this drug.

THEOPHYLLINE SUSTAINED RELEASE - ORAL

(thee-OFF-ih-lin)

COMMON BRAND NAME(S): Uniphyl

Uses

This medication improves breathing by opening air passages in the lungs. It is used in the treatment of asthma, chronic bronchitis, and emphysema.

How To Use

This medication is usually taken once a day. Swallow each tablet whole. Do not crush or chew the tablet. It may destroy the long action and increase the possibility of side effects. This medication should be taken with the evening meal (between 6PM to 8PM) for best results This medication works best if a constant level is maintained in the body. Do this by taking dose(s) at the same time everyday.

Side Effects

Dizziness, headache, lightheadedness, heartburn, stomach pain, loss of appetite, restlessness, nervousness, sleeplessness, or increased urination may occur. If any of these effects persist or worsen, inform your doctor. Inform your doctor if you experience: chest pain, rapid or irregular heartbeat, confusion, severe stomach pain. In the unlikely event you have an allergic reaction to this drug, seek immediate medical attention. Symptoms of an allergic reaction include: rash, itching, swelling, dizziness, trouble breathing. If you notice other effects not listed above, contact your doctor or pharmacist.

Precautions

Tell your doctor your medical history, especially: heart disease, stomach/intestinal ulcers, liver disease, recent fever, thyroid problems, seizures, any drug or food allergies. This medication should be used only when clearly needed during pregnancy. Discuss the risks and benefits with your doctor. Theophylline is excreted into breast milk and may have undesirable effects on a nursing infant. Consult your doctor before breast-feeding.

Drug Interactions

Inform your doctor of all the medicines you may use (both prescription and nonprescription), especially: cimetidine, erythromycin, troleandomycin, mexiletine, tacrine, barbiturates, disulfiram, rifampin, thiabendazole, birth control pills, rifabutin, ticlopidine, quinolone antibiotics, beta- blockers, phenytoin, halothane (an anesthetic), zileuton, allopurinol, lithium, carbamazepine, fluvoxamine (an SSRI antidepressant), St John's wort. Avoid drinking large amounts of beverages containing caffeine (e.g., coffee, tea, colas) or eating large amounts of chocolate. Caffeine can increase side effects of this medication. Smoking affects this medication. Be sure to tell your doctor if you smoke or use nicotine. Inform your doctor if you stop smoking. Your dose may need to be adjusted. Do not start or stop any medicine without doctor or pharmacist approval.

Overdose

If overdose is suspected, contact your local poison control center or emergency room immediately. Symptoms of overdose may include fast or irregular heartbeat, nausea or vomiting, unusual nervousness or restlessness, agitation, irritability, headache, and seizures.

Notes

Do not change your diet without first checking with your doctor. Large amounts of char-broiled foods or a high protein, low carbohydrate diet can affect the action of this medication. Do not change brands of this medication without consulting your doctor or pharmacist. Not all brands are identical in action.

Missed Dose

If you miss a dose, take it as soon as remembered; do not take if it is almost time for the next dose. Instead, skip the missed dose and resume your usual dosing schedule. Do not "double-up" the dose to catch up.

Storage

Store at room temperature away from moisture and sunlight. Do not store in the bathroom.

Medical Alert

Your condition can cause complications in a medical emergency. For enrollment information call MedicAlert at 1-800-854-1166 (USA), or 1-800-668-1507 (Canada).