Theophylline COMPOUND

• Theophylline is available by prescription only.

• Theophylline is a smooth muscle relaxant.

• Smooth muscle relaxants are airway dilators that work by opening the bronchial tubes.

• Theophylline is used in the treatment of...

• heart failure

• asthma

• bronchitis

• chronic lung disease

• Theophylline blocks enzymes inside of cells and promotes dilation of the smooth muscles in bronchial tubes and blood vessels. This increases the diameter of the airways and allows more air to flow through.

• Theophylline also helps the body get rid of excess fluid through the kidneys.

• Theophylline compound is available in several different strengths of both extended release (ER) and immediate release (IR) capsules:

• Keep out of the reach of children and pets.

• Do not give to pregnant or nursing animals.

• Do not break capsules unless instructed to do so by your veterinarian.

• Let your veterinarian know if your pet is taking any other medications, especially...

• cimetidine

• certain antibiotics

• phenobarbital

• propranolol

• caffeine

• acetaminophen

• furosemide

• Store at room temperature.

• Shake oral suspensions before use.

• Give as directed by your veterinarian.

• Follow the instructions printed on the prescription label.

• Store theophylline at room temperature.

• Be sure to complete the prescription to ensure a full recovery, even if your pet seems to be improving, unless instructed otherwise by your veterinarian.

• Duration of administration depends on the condition being treated, the response to the medication, and the development of any adverse effects.

• Give theophylline on an empty stomach.

• Allow your pet access to plenty of water.

• In the case of a missed dose of theophylline, give it as soon as you remember, or wait until it is time to give the next dose. DO NOT GIVE A DOUBLE DOSE OF THEOPHYLLINE.

• In the case of an overdose of theophylline, seek attention from your veterinarian.

• The following symptoms could be signs of an overdose...

• seizures

• tremors

• insomnia

• nausea

• vomiting

• restlessness

• Allergic reactions and serious side effects are rare, but in the case of an allergic reaction or a serious side effect, seek immediate veterinary attention.

• Some common signs of an allergic reaction or a serious side effect are...

• facial swelling

• breathing difficulties

• hives

• coughing up blood

• dark vomit

• frequent urination

• severe nausea and vomiting

• seizures