Elucidating the Molecular Interactions Occurring during Drug Precipitation of Weak Bases from Lipid-Based Formulations: A Case Study with Cinnarizine and a Long Chain Self-Nanoemulsifying Drug Delivery System

2015 ◽  
Vol 12 (11) ◽  
pp. 4067-4076 ◽  
Author(s):  
Philip J. Sassene ◽  
Mette D. Mosgaard ◽  
Korbinian Löbmann ◽  
Huiling Mu ◽  
Flemming H. Larsen ◽  
...  
2015 ◽  
Vol 213 ◽  
pp. e50 ◽  
Author(s):  
Runrun Wu ◽  
Jianming Pan ◽  
Weidong Shi ◽  
Guoqing Pan ◽  
Xiaohui Dai ◽  
...  

2014 ◽  
Vol 64 ◽  
pp. 26-36 ◽  
Author(s):  
Sarala Yanamandra ◽  
Natarajan Venkatesan ◽  
Veeran Gowda Kadajji ◽  
Zhijun Wang ◽  
Manish Issar ◽  
...  

2015 ◽  
Vol 484 (1-2) ◽  
pp. 85-94 ◽  
Author(s):  
Pierre-Yves Sacré ◽  
Lauranne Netchacovitch ◽  
Charlotte De Bleye ◽  
Pierre-François Chavez ◽  
Cécile Servais ◽  
...  

Author(s):  
D.V. R. N. Bhikshapathi ◽  
Keerthi Priya

In the present investigation, self-nanoemulsifying drug delivery system (SNEDDS), of Lovastatin is being formulated to increase the solubility and bioavailability. The optimized Lovastatin SNEDDS formulation (F8) has a composition of Acrysol EL 135 as oil phase, Lauro glycol 90 and Capmul MCM as surfactant and co-surfactant respectively. Formulation F8 was found to be best formulation based on evaluation parameters. No drug precipitation or phase separation was observed in the optimized formulation. The particle size of the optimized formulation was found to be 4.9 nm and Z-Average of 71.5 nm indicating all the particles were in the nanometer range. The zeta potential of the optimized SNEDDS formulation was found to be -13.7 mV which comply with the requirement of the zeta potential for stability. Furthermore, pharmacokinetic studies in rats indicated that compared to the pure drug, the optimized SMEDDS formulation significantly improved the oral bioavailability of Lovastatin. Therefore, from our results the study suggests that the Lovastatin loaded self-nanoemulsifying formulation has a great potential for clinical application.


2018 ◽  
Vol 93 ◽  
pp. 115-120 ◽  
Author(s):  
Miroslav Almáši ◽  
Vladimír Zeleňák ◽  
Peter Palotai ◽  
Eva Beňová ◽  
Adriana Zeleňáková

2021 ◽  
Author(s):  
Ghaidaa Alkhayer

Alginate is a natural polymer that can form complexes in the presence of multivalent metal. In this chapter, we summarized the newest alginate metal complexes application in many fields; organic synthesis, environmental and medical application. The main idea was about alginate complexes’ role in the drug delivery system as a chiral excipient to reach the enantioselective release in the case of chiral drugs. We also present a case study about the ketoprofen enantioselective release investigation from alginate mixed beads with two ion metal types.


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