MACKŮ, Jan, David VETCHÝ, Kateřina KUBOVÁ, Martina ČUBOVÁ URBANOVÁ, Jiří BRUS, Jan MUSELÍK and Jakub VYSLOUŽIL. Incompatibility between the gastro-resistant coating and self-emulsifying pellets described using ss-NMR. 2024.
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Basic information
Original name Incompatibility between the gastro-resistant coating and self-emulsifying pellets described using ss-NMR
Authors MACKŮ, Jan, David VETCHÝ, Kateřina KUBOVÁ, Martina ČUBOVÁ URBANOVÁ, Jiří BRUS, Jan MUSELÍK and Jakub VYSLOUŽIL.
Edition 2024.
Other information
Original language English
Type of outcome Presentations at conferences
Field of Study 30104 Pharmacology and pharmacy
Country of publisher Czech Republic
Confidentiality degree is not subject to a state or trade secret
WWW URL
Organization unit Faculty of Pharmacy
Keywords in English thymol; solid self-emulsifying systems; ssNMR; pellets; stability; pellet coating
Tags ÚFT
Changed by Changed by: doc. PharmDr. Kateřina Kubová, Ph.D., učo 233198. Changed: 15/4/2024 10:47.
Abstract
Incorporation of lipophilic drugs into liquid self-emulsifying systems proves to be an effective strategy for augmenting their solubility and bioavailability. Presently, there is a significant focus on exploring the potential of solidifying these systems, e.g., the formulation of pellets through extrusion/spheronization. Solid systems offer numerous advantages, including ease of dosing, manipulability, and enhanced stability. Nonetheless, the broader utilization of self-emulsifying systems would greatly benefit from the modified release, e.g., enabling drug delivery to distal regions of the intestine for oral application. Regrettably, the scientific community has provided limited information on this topic. Although some information exists regarding challenges in coated self-emulsifying pellets, comprehensive investigations remain scarce. This experimental study aims to formulate self-emulsifying pellets coated with Eudragit® L for precise drug delivery to the small intestinal region and to provide a detailed analysis and explanation of the observed difficulties. In this experimental study, dissolution profiles after three months suggest that introducing a sub-layer and TEC reduction could be a solution for the modified release of self-emulsifying pellets. Lastly, it would be advantageous to identify whether self-emulsifying formulation, thymol, or a different variable is a source of presented incompatibility.
Links
GA22-03187S, research and development projectName: Racionální design částicových polysacharidových systémů pro přívod léčiv s širokým spekterem biologické aktivity k terapii sliznic (Acronym: 22-03187S)
Investor: Czech Science Foundation
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