UNIPHYL® Tablets
(theophylline, anhydrous)
mg and 600 mg
UNICONTIN®
Controlled-Release System
DESCRIPTION
Uniphyl® (theophylline, anhydrous) Tablets in a controlled-release system allows a 24-hour dosing interval for appropriate patients.
Theophylline is structurally classified as a methylxanthine. It occurs as a white, odorless, crystalline powder with a bitter taste. Anhydrous theophylline has the chemical name 1H-Purine-2,6-dione, 3,7-dihydro-1,3-dimethyl-, and is represented by the following structural formula:
The molecular formula of anhydrous theophylline is C7H8N4O2 with a molecular weight of 180.17.
Each controlled-release tablet for oral administration, contains 400 or 600 mg of anhydrous theophylline.
Inactive Ingredients: cetostearyl alcohol, hydroxyethyl cellulose, magnesium stearate, povidone and talc.
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