Constant release rate solid dosage theophyllineformulation.

摘要

A constant release rate theophylline formulation in tablet unit dosage form, said tablet comprising an intimate admixture of from 100 to 350 mg of theophylline, from about 4.5 to 12.7 weight percent of a slow-dissolving water-insoluble cellulose derivative, and from about 35 to 75 weight percent of a pharmaceutically acceptable bulking agent or diluent, and a lubricant.