ABSTRACT Ethyl cellulose and hydroxy propyl cellulose is a cellulose derivative that can be used as a binder for formulating the matrix preparation. This study aims to determine the effect of the concentration ratio combination of ethyl cellulose with hydroxy propyl cellulose on the release of theophylline. Pre formulation of matrix was made by wet granulation. A combination of ethyl cellulose…
ABSTRACT Red ginger as one of traditional medicinal plants is widely used for rheumatism, cough, nausea, and cold. The development of red ginger in chewable tablet form is needed to increase the use of red ginger as a traditional medicine, because its use would be more practical and can provide a sense of warmth in the mouth and throat. Gelatine is widely used as a binder in various tablet for…