Amorphous solid-dispersions
Dissolution Behavior of Amorphous Solid Dispersions
... as amorphous solid dispersions (ASDs), are thus designed to increase aqueous drug concentrations beyond that achievable with formulations containing crystalline ...
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The production and characterization of fluoroquinolone amorphous solid dispersions
... the amorphous form, however suitable excipients are required to prevent its ...regarding amorphous solid dispersions of ENRO, and no mention of the pure amorphous form of the ...X-ray ...
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Evaluation and enhancement of physical stability of amorphous solid dispersions
... of amorphous solid dispersions: using the improved Avrami equation was utilized to evaluate the recrystallization kinetics for several amorphous solid dispersion systems including ...
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Molecular Disorder of Bicalutamide - Amorphous Solid Dispersions Obtained by Solvent Methods
... BCL–PVP solid dispersions ...its amorphous form, samples containing PVP were prepared ...obtained solid dispersions are presented in Figure 2 ...BCL–PVP solid dispersions ...
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Generation of high drug loading amorphous solid dispersions by Spray Drying
... Amorphous solid dispersions (ASDs) refers to drug - carrier systems, where the drug is dispersed in the carrier at a molecular ...an amorphous hydrophobic drug (Efavirenz - EFV) in the carrier ...
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Generation of high drug loading amorphous solid dispersions by Spray Drying
... loading amorphous solid dispersions by Spray Drying ...drug amorphous to improve apparent solubility remains a challenge since amorphous state is metastable in nature with a potential ...
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Real time Raman imaging to understand dissolution performance of amorphous solid dispersions
... loaded formulation, the time-scale was signi fi cantly longer. In total, the compact was observed in the fl ow cell for 1705 min, remaining intact even after the end of this period. An in depth observation of the images ...
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Model-based formulation of amorphous solid dispersions made by hot-melt extrusion
... 2 Aims and scope Regarding hot-melt extrusion in early formulation and process development, tech- niques and procedures are needed to simplify the application which decrease the re- quired time and material (please see ...
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NOVEL AMORPHOUS SOLID DISPERSIONS OF CANAGLIFLOZIN HEMIHYDRATE IN EUDRAGIT® E PO
... Crystalline solid dispersions (SDs) have a major disadvantage of being thermodynamically unstable and hence being unable to release the drug ...generation solid dispersions were then ...
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Amorphous solid dispersions of BCS class II drugs: a rational approach to solvent and polymer selection
... casting, amorphous solid dispersions, stability ...cases, amorphous solid dispersions (ASD) have been found to be excellent ...
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Application of hot-melt extrusion in the manufacturing of amorphous solid dispersions containing thermally labile drugs
... Pharmaceutical Amorphous Solid Dispersions 1 ...pharmaceutical amorphous solid dispersion (ASD), its solubility depends on the state and composition of the undissolved solute when the ...
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Article Relative contributions of Solubility and Mobility to the Stability of Amorphous Solid Dispersions of poorly soluble drugs: A Molecular Dynamics Simulation study
... Abstract: Amorphous solid dispersions are considered a promising formulation strategy for the oral delivery of poorly soluble ...the amorphous phase in solid ...
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DEVELOPMENT AND CHARACTERIZATION OF NEVIRAPINE LOADED AMORPHOUS SOLID DISPERSIONS FOR SOLUBILITY ENHANCEMENT
... Surfactants have historically been used for enhancing solubility and bioavailability of lipophilic compounds. TPGS is a non-ionic surfactant, synthesized from the lipid-soluble antioxidant, α-tocopherol (Vitamin E) by ...
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Amorphous solid dispersions of sulfonamide/Soluplus® and sulfonamide/PVP prepared by ball milling
... an amorphous dispersion with a lower excipient content compared the other sulfonamides studied here is the polymorphic transformation (from the metastable form I to the stable form II at room temper- ature) it ...
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Assessment of nanocomposites vs. amorphous solid dispersions for dissolution enhancement of bcs class ii drugs
... make solid nanoparticle-based formulations (nanocomposites), thereby improving the dissolution rate and thus the bioavailability of the drug as well as enhancing patient ...uniform solid dosage forms with ...
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Development of new screening methodologies and preparation methods with application in amorphous solid dispersions and pharmaceutical cocrystals
... crystalline solid dispersions, the drug’s physical stability aspect is not a major concern and thus both polymers evaluated - HPMCAS-MG or Eudragit ® L100 - showed to be a viable option to nanoencapsulate ...
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SOLVENT EVAPORATION METHOD FOR AMORPHOUS SOLID DISPERSIONS: PREDICTIVE TOOLS FOR IMPROVE THE DISSOLUTION RATE OF PIOGLITAZONE HYDROCHLORIDE
... the solid dispersion and alone was studied in phosphate buffer (pH ...the solid dispersion formulation using polyvinyl pyrrolidone K30 and polyethylene glycol 6000 as carriers, the dissolution rate ...
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New directions in pharmaceutical amorphous materials and amorphous solid dispersions, a tribute to Professor George Zografi – Proceedings of the June 2016 Land O’Lakes Conference
... “Can processing of a BCS 2 drug substance using par- ticle engineering/formulation approaches that result in an increased rate of dissolution and an enhanced “apparent” solubility of the product impact the classifica- ...
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Amorphous Solid Dispersions.pdf
... 3.3.3 Downstream Processing and Performance Optimization The most common type of output from pharmaceutical extrusion process is a spaghetti-shaped extrudate that may appear as transparent glass for pure amorphous ...
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Roles of surfactant and binary polymers on dissolution enhancement of bcs ii drugs from nanocomposites and amorphous solid dispersions
... 13 highly likely. Hot melt extrusion (HME) has become the standard fusion-based process to produce ASDs (Baghel et al., 2016). Solvent-based processes entail preparing a solution of both drug and polymer in a single ...
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