Oral polymer-drug devices with a core and an erodible shell for constant drug delivery

International Journal of Pharmaceutics

Volumn 50, Issue 2, 1989, Pages 133-139

  Laghoueg, N ^a   Paulet, J ^a   Taverdet, J L ^a   Vergnaud, J M ^a  

^a Laboratory of Materials and Chemical Engineering Faculty of Sciences University of Saint Etienne Saint EtienneFrance ^*

Author keywords

Constant drug delivery; Core and shell; Eudragit; Gelucire; Spherical oral dosage device; Sulfanilamide

Indexed keywords

EUDRAGIT; GELUCIRE; SULFANILAMIDE;

DRUG DELIVERY SYSTEM; DRUG RELEASE; NONHUMAN; PH; PRIORITY JOURNAL; SUSTAINED RELEASE PREPARATION; THEORETICAL STUDY; ULTRAVIOLET SPECTROPHOTOMETRY;

EID: 0024508498     PISSN: 03785173     EISSN: None     Source Type: Journal    
DOI: 10.1016/0378-5173(89)90137-3     Document Type: Article

References (21)

1. Modelling of the release of drug in gastric liquid from spheric galenics forms with Eudragit matrix
2. Dissolution of a soluble drug substance from vinyl polymer matrices
3. Model of matter transfers between sodium salicylate-Eudragit matrix and gastric liquid
4. Square root of time dependence of matrix formulations with low drug content
5. Cellulosic materials: structure and enzymatic hydrolysis relationships
6. Modelling of sustained release of water soluble drugs from porous hydrophobic polymers
7. Biodegradable polymers in controlled drug delivery
8. Spherical oral polymer-drug device with two polymers for constant drug delivery
9. Modelling of controlled drug release in case of Carbopol-sodium salicylate matrix in gastric liquid
10. Simultaneous diffusion of benzyl alcohol into plasticized PVC and of plasticizer from polymer into liquid
11. Plasticizer migration from plasticized PVC into liquids. Effect of several parameters on the transfer
12. Studies of some characteristics of molecular dissolution kinetics from rotating discs
13. Modelling of drug diffusion through swellable polymeric systems
14. Analysis of Fickian and non-Fickian drug release from polymers
15. Study of transfer process of liquid into and plasticizer out of plasticized PVC in using short tests
16. Modelization of matter transfers between plasticized PVC and liquids in case of a maximum for liquid-time curves
17. Validation d'un nouveau modèle de libération in vitro
18. Drug release from non-disintegrating hydrophilic matrices: sodium salicylate as a model drug