SPL Set ID: bba266d2-1d22-49a9-b3db-e4f06802a8a9
1 drug(s) with this SPL Set ID
Theophylline (Anhydrous) Extended-Release Tablets, in a controlled-release system, allow 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 C 7 H 8 N 4 O 2 with a molecular weight of 180.17. Each extended-release tablet for oral administration contains 400 of anhydrous theophylline. Inactive Ingredients: cetostearyl alcohol, hydroxyethyl cellulose, magnesium stearate, povidone, and talc. Chemical Structure