THEO-24 Rx

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Only 4 drugs may be compared at once

Generic Name and Formulations:

Theophylline 100mg, 200mg, 300mg, 400mg; ext-rel caps.

Select therapeutic use:

Indications for THEO-24:

Asthma. Chronic bronchitis. Emphysema.


See literature. Swallow whole. Stabilized patients may be switched from immediate-release or controlled-release product to once- or twice-daily dosing with Theo-24 on a mg/mg basis. Do not take within 1 hour of fatty food if on high dose. Max without serum level monitoring: 12–15years: 16mg/kg (max 400mg) per day; ≥16years: 400mg/day.


Not recommended.


Not for primary treatment of acute attack. Active peptic ulcer. Arrhythmias. Seizure disorders. Hepatic dysfunction. CHF. Acute pulmonary edema. Cor pulmonale. Hypothyroidism. Fever. Sepsis. Shock. Monitor serum levels; do not try to maintain non-tolerated doses. Rapid metabolizers. Infants (<3 months of age) with reduced renal function. Neonates. Elderly. Pregnancy (Cat.C). Nursing mothers: not recommended.

Pharmacological Class:



See literature. Smokers have increased metabolism. Potentiated by quinolones, macrolides, enoxacin, cimetidine, alcohol, allopurinol, estrogen oral contraceptives, tacrine, interferon alpha, disulfiram, fluvoxamine, verapamil, mexiletine, methotrexate, pentoxifylline, propafenone, ticlopidine, thiabenazole. Antagonized by phenytoin, rifampin, barbiturates, carbamazepine, aminogluthethimide, moricizine, St. John's wort, isoproterenol, sulfinpyrazone. Avoid β-blockers. Antagonizes lithium, benzodiazepines, pancuronium, adenosine. Toxicity with sympathomimetics. Seizures with ketamine. Arrhythmias with halothane.

Adverse Reactions:

GI upset, headache, CNS stimulation, diuresis, arrhythmias, seizures.

How Supplied:

Caps 100mg, 400mg—100; 200mg, 300mg—100, 500

THEO-24 100mg capsules (Qty:30)

appx. price $70.00