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https://www.pharma.dupont.com/pharmaceutical-applications/pharmaceutical-excipients/enteric-drug-delivery.html
Enteric Drug Delivery An enteric coating resists disintegration in the low pH of the stomach and is dissolved in the neutral pH environment of the intestine. This allows acid-sensitive drugs to pass through the stomach unaffected and keeps stomach-upsetting drugs from releasing in the stomach.
https://www.capsugel.com/biopharmaceutical-technologies/colonic-delivery-technologies
Capsugel offers multiparticulate and capsule-coating technologies to achieve colonic drug delivery. This targeted delivery option has received increased attention not only for treatment of colon-specific diseases such as irritable bowel disease (IBD), but also to take advantage of the colon’s absorptive surface area and conditions to deliver specific drugs and treat specific indications.
https://stm.sciencemag.org/content/11/483/eaau6267.full
Mar 13, 2019 · The device was administered to healthy pigs where it demonstrated safe, sustained antibiotic release within the stomach over weeks; it was also easily retrieved from the stomach when drug delivery was complete. The authors suggest that this device could improve patients’ adherence to treatment regimens.Author: Malvika Verma, Karan Vishwanath, Feyisope Eweje, Feyisope Eweje, Niclas Roxhed, Niclas Roxhed, Tyler...
https://www.medgadget.com/2017/07/tough-hydrogel-swells-stomach-drug-delivery.html
Tough Hydrogel Swells in Stomach for Drug Delivery. ... reside in the stomach for up to 9 days, and release a drug in a sustained way before passing through the body harmlessly. ... in Ireland for ...
https://www.pharmatutor.org/articles/short-review-on-stomach-specific-drug-delivery-system
* Drug show local effect within stomach. In order to fulfill all these conditions, various approaches of the controlled drug delivery have been developed. One of these types of the approaches, which ensure that a particular drug or dosage form remains within stomach for longer duration of time, is Gastro retentive drug delivery system. 23
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3912992/
Having pH-sensitivity, cationic polymers can mask the taste of drugs and release drugs in the stomach by responding to gastric low pH. Anionic polymers responsive to intestinal high pH are used for preventing gastric degradation of drug, colon drug delivery and achieving high bioavailability of weak basic drugs.Author: Takayuki Yoshida, Tsz Chung Lai, Glen S Kwon, Kazuhiro Sako
https://www.nature.com/articles/s41467-017-00309-w
Aug 16, 2017 · The in vivo self-propulsion in the gastric fluid of a stomach and the corresponding drug delivery process from the PLGA layer of the Mg-based micromotors are illustrated schematically in …Author: Berta Esteban-Fernández de Ávila, Pavimol Angsantikul, Jinxing Li, Miguel Angel Lopez-Ramirez, Doris...
https://www.wisegeek.com/what-are-drug-delivery-systems.htm
Sep 28, 2019 · Drug delivery systems are methods which are used to ensure that drugs get into the body and reach the area where they are needed. These systems must take a number of needs into account, ranging from ease of delivery to effectiveness of the drugs.
https://www.pharmamirror.com/pharmacy/pharmaceutics-floating-drug-delivery-systems/
A. Floating drug delivery systems. Floating drug delivery system is also called the hydrodynamically balanced system (HBS). Floating drug delivery systems (FDDS) have a bulk density less than gastric fluids and so remain buoyant in the stomach without affecting gastric emptying rate for a …
https://www.europeanmedical.info/drug-delivery/organisation-of-the-stomach.html
Feb 25, 2020 · The stomach can also be divided into three anatomical regions (Figure 5.1). The uppermost part is the fundus, which after a meal is often seen to contain gas. European Medical Alliance » Drug Delivery. Organisation of the stomach. Last Updated on Tue, 25 Feb 2020 Drug Delivery.
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