PDF | Introduction: Gastroretentive drug delivery systems (GRDDS) can overcome drawbacks associated with oral drug delivery, by defeating ...
Key words: Approaches of GRDDS, Evaluation parameters, Gastro-retentive drug delivery system, probable polymers used in GRDDS, recent patents on GRDDS.
Keywords: gastroretentive drug delivery systems, gastric retention time, narrow absorption
GRDDs are an approach to prolong gastric residence time, there by targeting site -specific drug release in the upper GIT for local or systemic effect.
The principal aim of an oral controlled release drug delivery system is to achieve better bioavailability and release of the drug from the system, in a
Drug Delivery System Based on a Combination of
Gastroretentive dosage forms are drug delivery systems which remain in the stomach for an extended period of time and allow both spatial and time control of ...
Oral controlled release and site specific drug delivery system has been of great interest in pharmaceutical field to improve therapy with several important drugs.
Natural polymers and their derivatives widely used for the development of novel drug delivery system for their compatibility with other ingredients and.
Keywords: Gastro-retentive system; Controlled release alfuzosin; Zero-order drug delivery; Composite matrix; Texture analysis. 1. Introduction. Lower urinary ...