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https://innovareacademics.in/journal/ajpcr/Vol3Issue1/250.pdf
Gastroretentive drug delivery is an approach to prolong gastric residence time, thereby targeting site-specific drug release in the upper gastrointestinal tract (GIT) for local or systemic effects. Gastroretentive dosage forms can remain in the gastric region for …
https://www.sciencedirect.com/science/article/pii/S0378517316303866
Gastroretentive drug delivery systems are a good example; they emerged to enhance the bioavailability and effectiveness of drugs with a narrow absorption window in the upper gastrointestinal tract and/or to promote local activity in the stomach and duodenum.Author: Carla M. Lopes, Catarina Bettencourt, Alessandra Rossi, Francesca Buttini, Francesca Buttini, Pedro ...
https://ijpras.com/storage/models/article/TeYOGN6dBciE6RSaYCvW8hR2FcFAQVag5S1dwxVGo5yZrYaTt4UG4Qf5nKWQ/gastroretentive-drug-delivery-system-a-review.pdf
The purpose of writing this review on gastroretentive drug delivery systems was to compile the recent literature with special focus on various gastroretentive approaches that have recently become leading methodologies in the field of site-specific orally administered controlled release drug delivery.
https://www.researchgate.net/publication/229033572_Gastroretentive_Drug_Delivery_System_An_Overview
Oral delivery of drugs is by far the most preferable. route of drug delivery due to the ease of. administration, patient compliance and flexibility in. formulation, etc.
https://www.pharmatutor.org/pdf_download/pdf/Vol.%204,%20Issue%207,%20July%202016,%20PharmaTutor,%20Paper-3.pdf
This article gives an overview on advantages, disadvantages and characterization of gastroretentive drug delivery systems. This review also includes commercially available gastroretentive products and patents. The oral delivery of drugs is the most favoured route of …
https://www.ncbi.nlm.nih.gov/pubmed/16506949
A controlled drug delivery system with prolonged residence time in the stomach is of particular interest for drugs that i) are locally active in the stomach, ii) have an absorption window in the stomach or in the upper small intestine, iii) are unstable in the intestinal or colonic environment, or …Author: Alexander Streubel, Juergen Siepmann, Roland Bodmeier
https://ijpsr.com/bft-article/formulation-and-in-vitro-evaluation-of-gastroretentive-floating-drug-delivery-of-valsartan-using-hot-melt-extrusion-technique/
FORMULATION AND IN VITRO EVALUATION OF GASTRORETENTIVE FLOATING DRUG DELIVERY OF VALSARTAN USING HOT MELT EXTRUSION TECHNIQUE Abstract. The aim of present study is to improve the aqueous solubility of valsartan by utilizing hot melt extrusion technique (HME).
http://www.authorstream.com/Presentation/johnnybravo8456-1164523-gastro-retentive-drug-delivery-system/
Aug 27, 2011 · CONCLUSION Gastroretentive drug delivery systems are the most preferable systems in order to deliver the drugs which have a narrow absorption window near the gastric region. Now a days a number of drug delivery devices are being developed which aim at releasing the drug …
https://www.slideshare.net/akashaher07/1-gastroretentive-drug-delivery-systems
Jun 08, 2013 · ConclusionGastro retentive drug delivery systems are the mostpreferable systems in order to deliver the drugs whichhave a narrow absorption window near the gastricregion. Now a days a number of drug delivery devicesare being developed which aim at releasing the drug atgastric region.
http://publications.waset.org/9996907/development-and-evaluation-of-gastro-retentive-floating-tablets-of-ayurvedic-vati-formulation
The vitro release profiles of drug from the formulation could be best expressed zero order with highest linearity r 2 = 0.9943. It was concluded that the gastroretentive drug delivery system can be developed for Marichyadi Vati containing Piperine to increase the residence time of the drug in the stomach and thereby increasing bioavailability.
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