SPL Set ID: aa80b9f4-8a5d-3e14-e053-2a95a90a8aab
1 drug(s) with this SPL Set ID
Theophylline (anhydrous) extended-release tablets in a controlled-release system allows a 24-hour dosing interval for appropriate patients. Theophylline, USP 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 mg or 600 mg of anhydrous theophylline. Inactive ingredients: glyceryl behenate, silicified microcrystalline cellulose, silicon dioxide, and magnesium stearate. Theophylline Structural Formula