Drug-rich phases induced by amorphous solid dispersion: arbitrary or intentional goal in oral drug delivery?

K Qian, L Stella, DS Jones, GP Andrews, H Du, Y Tian - Pharmaceutics, 2021 - mdpi.com
Among many methods to mitigate the solubility limitations of drug compounds, amorphous
solid dispersion (ASD) is considered to be one of the most promising strategies to enhance …

Supersaturation and crystallization: non-equilibrium dynamics of amorphous solid dispersions for oral drug delivery

K Kawakami - Expert Opinion on Drug Delivery, 2017 - Taylor & Francis
ABSTRACT Introduction: Amorphous solid dispersions (ASDs) are one of the key
formulation technologies that aid the development of poorly soluble candidates. However …

A mechanistic review on the dissolution phase behavior and supersaturation stabilization of amorphous solid dispersions

P Ashwathy, AT Anto, MS Sudheesh - Drug Development and …, 2021 - Taylor & Francis
Amorphous solid dispersion (ASD) technology is an attractive formulation approach for
poorly soluble drugs because of the supersaturated state acquired during its dissolution …

Solubility advantage (and disadvantage) of pharmaceutical amorphous solid dispersions

S Huang, C Mao, RO Williams III, CY Yang - Journal of pharmaceutical …, 2016 - Elsevier
The solubility of a drug is ultimately governed by its chemical potential as it is present in the
undissolved solute. For a pharmaceutical amorphous solid dispersion (ASD), its solubility …

Mechanisms of increased bioavailability through amorphous solid dispersions: a review

A Schittny, J Huwyler, M Puchkov - Drug Delivery, 2020 - Taylor & Francis
Amorphous solid dispersions (ASDs) can increase the oral bioavailability of poorly soluble
drugs. However, their use in drug development is comparably rare due to a lack of basic …

Supersaturation and phase behavior during dissolution of amorphous solid dispersions

Y Kong, W Wang, C Wang, L Li, D Peng… - International Journal of …, 2023 - Elsevier
Amorphous solid dispersion (ASD) is a promising strategy to enhance solubility and
bioavailability of poorly water-soluble drugs. Due to higher free energy of ASD …

Relationship between amorphous solid dispersion in vivo absorption and in vitro dissolution: phase behavior during dissolution, speciation, and membrane mass …

V Wilson, X Lou, DJ Osterling, DF Stolarik… - Journal of Controlled …, 2018 - Elsevier
Enzalutamide is a fast crystallizing, hydrophobic compound that has solubility limited
absorption in vivo. Given the low aqueous solubility of this compound, it was of interest to …

Tailoring supersaturation from amorphous solid dispersions

N Li, LS Taylor - Journal of Controlled Release, 2018 - Elsevier
The maximum achievable concentration of a drug in solution is dictated by the chemical
potential of the solid form. Because an amorphous solid has a higher chemical potential …

Role of permeability on the biopredictive dissolution of amorphous solid dispersions

G Ramachandran, MS Sudheesh - AAPS PharmSciTech, 2021 - Springer
An ideal dissolution test for amorphous solid dispersions (ASDs) should reflect
physicochemical, physiological, and hydrodynamic conditions which accurately represent in …

Probing the mechanisms of drug release from amorphous solid dispersions in medium-soluble and medium-insoluble carriers

DD Sun, PI Lee - Journal of Controlled Release, 2015 - Elsevier
The objective of the current study is to mechanistically differentiate the dissolution and
supersaturation behaviors of amorphous drugs from amorphous solid dispersions (ASDs) …