GASTRO RETENTIVE DRUG DELIVERY SYSTEMS: A REVIEW

gastro retentive drug delivery systems: a review

gastric emptying is a complex and extremely variable process. this causes the unpredictability of the bioavailability of drug delivery systems. gastro retentive drug delivery systems (grdds)s have received significant interest in the past decades as they can overcome the limitation of conventional oral controlled release drug delivery systems related to fast gastric emptying time. an optimum gr...

Gastro-retentive Drug Delivery System

Design of Gastro Retentive Drug Delivery System of Diltiazem Hydrochloride

L. K. Omray Ravishankar College of Pharmacy, Bhopal E.mail: [email protected] Abstract Gastro retentive drug delivery system of diltiazem hydrochloride was designed and evaluated for its effectiveness for the management of mild to moderate hypertension. Gastro retentive drug delivery system were prepared using polyvinyl alcohol and sodium carboxy methyl cellulose as the polymers and sodium...

Zero-order delivery of a highly soluble, low dose drug alfuzosin hydrochloride via gastro-retentive system.

A composite gastro-retentive matrix for zero-order delivery of highly soluble drug alfuzosin hydrochloride (10mg) has been designed and characterized. Two systems containing polyethylene oxide (PEO), hydroxypropylmethylcellulose (HPMC), sodium bicarbonate, citric acid and polyvinyl pyrrolidone were dry blended and compressed into triple layer and bi-layer composite matrices. Dissolution studies...

Formulation Development and Evaluation of Gastro Retentive Floating Drug Delivery System for Novel Fluoroquinolone using Natural and Semisynthetic Polymers

The purpose of present research work is to develop gastro retentive formulation for Moxifloxacin using various release retardants. Moxifloxacin, novel synthetic fluoro quinolone, antibacterial agent. Floating tablets of Moxifloxacin. HCl were prepared using variable amounts of HPMCK4M, HPMCK15M and HPMCK100M with effervescent mixtures by direct compression technique. Totally 9 formulations were...