Dried Molasses as a Direct Compression Matrix for Oral Controlled Release Drug Delivery II: Release Mechanism and Characteristics of Theophylline from a Molasses-Hpmc Matrix

1989 ◽  
Vol 15 (5) ◽  
pp. 705-718 ◽  
Author(s):  
Samuel D. Uko-nne ◽  
Robert W. Mendes ◽  
Sunil S. Jambhekar
Author(s):  
Arvind Kumar Singh Chandel

The term control release means the release of the molecules from any reservoir in very precise and constant amounts and following zero-order or near-to-zero-order release kinetics. This type of formulation and device has a huge market over the medical world. The basic foundation of sustained release drug delivery system enhances the biopharmaceutical and pharmacodynamics pharmacokinetic properties of a drug in such a way that its usefulness is exploited, side-effects are reduced, and cure of the disease is attained easily. The international controlled-release drug delivery technology market has been divided on the basis of technology, application, release mechanism, and geography. This chapter describes these topics: metered dose inhalers, transdermal and ocular patches, drug eluting stents, activation-modulated drug delivery systems, polymer coating systems microelectromechanical technology, implants, micro reservoir partition controlled drug delivery systems, hydrophilic polymer matrix systems, targeted delivery, enzyme activated device.


Materials ◽  
2018 ◽  
Vol 11 (2) ◽  
pp. 281 ◽  
Author(s):  
Yong Xie ◽  
Xinxin Ma ◽  
Xujie Liu ◽  
Qingming Long ◽  
Yu Wang ◽  
...  

Author(s):  
Sreeja C Nair ◽  
Karthika Ramesh ◽  
Krishnapriya M ◽  
Asha Paul

ABSTRACTObjective: The objective behind our study is that a mucoadhesive rectal hydrogel chitosan sodium alginate carbamazepine (CBZ) microspheres forthe purpose of controlled release for the treatment of epilepsy to avoid the possible side effects.Methods: The study was conducted to formulate controlled release chitosan sodium alginate CBZ microspheres with the dispersion of CBZ into thenatural polymers chitosan and sodium alginate forming microspheres conducting along with their evaluation studies.Results: The formulated microspheres were subjected to various evaluation parameters, and all the physical parameters examined are within theacceptable limits. Further, the optimized microsphere formulation (CM5) was characterized. Hence, the developed optimized microsphere formulation(CM5) seems to be a viable substitute to conventional drug delivery system for the effective management of epilepsy.Conclusion: The prepared formulation also provides a desired CBZ loaded sodium alginate microspheres with the controlled release drug delivery.Keywords: Carbamazepine, Sodium alginate microspheres, Particle size.


Author(s):  
JINGYI CHEN ◽  
TENGJIAO WANG ◽  
DANIEL MEEKER ◽  
MARK SMELTZER

2018 ◽  
Vol 340 ◽  
pp. 2-8 ◽  
Author(s):  
Juan L. Paris ◽  
Christophoros Mannaris ◽  
M. Victoria Cabañas ◽  
Robert Carlisle ◽  
Miguel Manzano ◽  
...  

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