Theophylline Extended Release Tablets
Theophylline ER (extended release) is a bronchodilator used in the
treatment of heart failure, pulmonary edema, bronchial asthma and chronic
obstructive pulmonary disease (COPD). Theophylline acts by relaxing muscles in the lungs and chest, opening air passages.
Availability
Theophylline is available as tablet, long-acting tablet or capsule and liquid.
How this medicine should be used
Theophylline is not FDA approved for use in veterinary medicine; however, it is
a commonly accepted practice to use this medication in dogs and cats.
- Dogs: 10 mg/lb every 12 hours.
- Cats: 2 mg/lb every 8-12 hours.
Give theophylline on an empty
stomach, 1 hour before or 2 hours after a meal. If using the long acting form,
do not chew, crush or allow to dissolve on food. Allow plenty of fresh water to drink.
Side effects
Side effects when using theophylline include nausea, vomiting, diarrhea, central
nervous system excitement, fever, rash and palpitations. Side effects usually
subside with dosage adjustments and/or continued therapy.
Special precautions
Theophylline should not be used in patients allergic to this class of
medication. Do not use in pregnant or lactating animals. Theophylline should be
used with caution in patients with severe heart disease, liver or kidney
disease, hyperthyroidism, hypertension or stomach ulcers. Certain medications
such as phenobarbital and phenytoin may decrease the effect of theophylline.
Certain medications such as cimetidine, erythromycin, levothyroxine and
quinolone antibiotics such as Baytril may cause an increase in the effect of
theophylline. Always tell your veterinarian and pharmacist what other
medications your pet is taking.
Storage
Keep this medication in the container it came in, tightly closed. Store this
medication at room temperature, away from excess heat, light and moisture.
Rx Medication Sold Only To Licensed Veterinarians & Pharmacies. Current License Must Be On File Prior To Shipping.
