Effect of oppositely charged polymer and dissolution media on rheology of spray-dried ionic complexes.

abstract：:Biowaivers are recommended for immediate-release solid oral dosage forms using dissolution testing as a surrogate for in vivo bioequivalence studies. Several guidance are currently available (the World Health Organization (WHO), the US FDA, and the EMEA) where the conditions are described. In this study, definitions, ...

journal_title：AAPS PharmSciTech

authors： Reddy NH,Patnala S,Löbenberg R,Kanfer I

更新日期：2014-10-01 00:00:00

abstract：:Development of palatable formulations for pediatric and geriatric patients involves various challenges. However, an innovative development with beneficial characteristics of marketed formulations in a single formulation platform was attempted. The goal of this research was to develop solid oral flexible tablets (OFTs)...

journal_title：AAPS PharmSciTech

authors： Chandrasekaran P,Kandasamy R

更新日期：2017-08-01 00:00:00

abstract：:The purpose of this research was to explore the possibility of employing PAT for particle sizing during spray drying with the use of an in-line and at-line laser diffraction system. Microspheres were made using maltodextrin and modified starch as wall material and size results obtained using PAT compared with those de...

journal_title：AAPS PharmSciTech

authors： Chan LW,Tan LH,Heng PW

更新日期：2008-01-01 00:00:00

abstract：:Helicobacter pylori infection remains challenging as it mainly colonized beneath the deep gastric mucosa and adheres to epithelial cells of the stomach. Concanavalin-A (Con-A)-conjugated gastro-retentive poly (lactic-co-glycolic acid) (PLGA) nanoparticles of acetohydroxamic acid (AHA) and clarithromycin (CLR) were pre...

journal_title：AAPS PharmSciTech

authors： Jain SK,Haider T,Kumar A,Jain A

更新日期：2016-10-01 00:00:00

abstract：:Individualized medicines for pediatrics are a useful alternative if there is no correct dosage marketed for this segment (easy to swallow, adequate volume and content, correct composition for pediatrics, good organoleptic properties, etc.). Its validation process must ensure quality testing: its content uniformity, ph...

journal_title：AAPS PharmSciTech

authors： Suárez-González J,Santoveña-Estévez A,Armijo-Ruíz S,Castillo A,Fariña JB

更新日期：2019-06-03 00:00:00

abstract：:The closed-die compaction behaviour of D-mannitol granules has been simulated by the discrete element method (DEM) to investigate the granule rearrangement and fracture behaviour during compaction which affects the compactibility of the tablet. The D-mannitol granules produced in a fluidized bed were modelled as agglo...

journal_title：AAPS PharmSciTech

authors： Furukawa R,Kadota K,Noguchi T,Shimosaka A,Shirakawa Y

更新日期：2017-08-01 00:00:00

abstract：:Our objective was to prepare nanoparticulate system using a simple yet attractive innovated method as an ophthalmic delivery system for fluocinolone acetonide to improve its ocular bioavailability. Poly(lactic-co-glycolic acid) (PLGA) nanoparticles were prepared by adopting thin film hydration method using PLGA/poloxa...

journal_title：AAPS PharmSciTech

authors： Salama AH,Mahmoud AA,Kamel R

更新日期：2016-10-01 00:00:00

abstract：:Development of age-appropriate formulation suitable for pediatric and geriatric patients involves various challenges. The objective of this research was to develop extended-release oral flexible tablet (ER-OFT) formulation using carbamazepine (CBZ) as model drug for pediatric and geriatric compliance. ER-microparticle...

journal_title：AAPS PharmSciTech

authors： Chandrasekaran P,Kandasamy R

更新日期：2017-10-01 00:00:00

abstract：:Progesterone (PG) is a crucial immunomodulatory agent during early pregnancy, and nowadays PG oil-based injection (PG/OI) has a huge market all over the world. However, PG/OI may accumulate the local muscle and further cause irritations after long-term administration. In this study, PG nanocrystals (PG/NCs) injection ...

journal_title：AAPS PharmSciTech

authors： Li L,Li W,Sun J,Zhang H,Gao J,Guo F,Yang X,Zhang X,Li Y,Zheng A

更新日期：2018-04-01 00:00:00

abstract：:The aim of this study was to formulate a new delivery system for ecological pesticides by the incorporation of Artemisia arborescens L essential oil into solid lipid nanoparticles (SLN). Two different SLN formulations were prepared following the high-pressure homogenization technique using Compritol 888 ATO as lipid a...

journal_title：AAPS PharmSciTech

authors： Lai F,Wissing SA,Müller RH,Fadda AM

更新日期：2006-01-03 00:00:00

abstract：:The present study was designed to test the hypothesis that programmed cell death-1 (PD-1) siRNA can downregulate PD-1 expression in macrophages in culture and in tumor tissues in mice and inhibit tumor growth in a mouse model. PD-1 siRNA was encapsulated in solid lipid nanoparticles (SLNs), and the physical properties...

journal_title：AAPS PharmSciTech

authors： Hanafy MS,Hufnagel S,Trementozzi AN,Sakran W,Stachowiak JC,Koleng JJ,Cui Z

更新日期：2021-01-31 00:00:00

abstract：:Kinetic methods for accurate determination of nortriptyline hydrochloride have been described. The methods are based on the oxidation of nortriptyline hydrochloride with KMnO4 in acidic and basic media. In acidic medium, the decrease in absorbance at 525.5 nm and in basic medium, the increase in absorbance at 608.5 nm...

journal_title：AAPS PharmSciTech

authors： Rahman N,Khan S

更新日期：2015-06-01 00:00:00

abstract：:This study assessed the utility of near-infrared (NIR) spectroscopy for the real-time monitoring of content uniformity and critical quality attributes (tensile strength, Young's modulus, and relative density) of ribbed roller compacted flakes made by axially corrugated or ribbed rolls. A custom-built setup was used to...

journal_title：AAPS PharmSciTech

authors： Samanta AK,Karande AD,Ng KY,Heng PW

更新日期：2013-03-01 00:00:00

abstract：:The objective of the present study was to investigate the effects of processing variables and formulation factors on the characteristics of hot-melt extrudates containing a copolymer (Kollidon® VA 64). Nifedipine was used as a model drug in all of the extrudates. Differential scanning calorimetry (DSC) was utilized on...

journal_title：AAPS PharmSciTech

authors： Maddineni S,Battu SK,Morott J,Majumdar S,Murthy SN,Repka MA

更新日期：2015-04-01 00:00:00

abstract：:The purpose of the current study was to mask the taste of cetirizine HCl and to incorporate the granules produced in oral disintegrating tablets (ODT). The bitter, active substance was coated by fluidized bed coating using Eudragit® RL30-D at levels between 15% and 40% w/w. The ODTs were developed by varying the ratio...

journal_title：AAPS PharmSciTech

authors： Douroumis DD,Gryczke A,Schminke S

更新日期：2011-03-01 00:00:00

abstract：:Herein, we report the successful development of a novel nanosystem capable of an efficient delivery and temperature-triggered drug release specifically aimed at cancer. The water-soluble 130.1 ± 0.2 nm iron oxide nanoparticles (IONPs) were obtained via synthesis of a monodispersed iron oxide core stabilized with tetra...

journal_title：AAPS PharmSciTech

authors： Dani RK,Schumann C,Taratula O,Taratula O

更新日期：2014-08-01 00:00:00

abstract：:Paclitaxel (PTX) and gemcitabine (GEM) are often used in combination due to the synergistic anticancer effects. PTX and GEM combination showed a synergistic effect to SKOV-3 cells at a molar ratio of 1 to 1 and in PTX ➔ GEM sequence. Liposomes were explored as a carrier of PTX and GEM combination. We optimized the dru...

journal_title：AAPS PharmSciTech

authors： Liu Y,Tamam H,Yeo Y

更新日期：2018-02-01 00:00:00

abstract：:The aim of this work is to improve the understanding of the physicochemical mechanisms involved in the functionality of cross-linked carboxymethyl sodium starch (CCSS) as a tablet super disintegrant (SD). The behavior and properties of this SD (medium uptake, disintegration times, particle size, and rheology) was inve...

journal_title：AAPS PharmSciTech

authors： Delalonde M,Fitouri R,Ruiz E,Bataille B,Sharkawi T

更新日期：2015-04-01 00:00:00

abstract：:Combined dissolution and permeation systems are designed to simultaneously assess the dissolution of a pharmaceutical dosage form and the permeation of dissolved drugs therefrom. However, there were still some limitations on predicting the possible absorption rate-limiting steps and improving the in vitro-in vivo corr...

journal_title：AAPS PharmSciTech

authors： Li Z,He X,Tian S,Feng G,Huang C,Xun M,Wu Z,Wang Y

更新日期：2019-10-24 00:00:00

abstract：:The purpose of this research was to explore the utility of beta cyclodextrin (betaCD) and beta cyclodextrin derivatives (hydroxypropyl-beta-cyclodextrin [HPbetaCD], sulfobutylether-beta-CD [SBbetaCD], and a randomly methylated-beta-CD [RMbetaCD]) to form inclusion complexes with the antitumoral drug, beta-lapachone (b...

journal_title：AAPS PharmSciTech

authors： Cunha-Filho MS,Dacunha-Marinho B,Torres-Labandeira JJ,Martínez-Pacheco R,Landín M

更新日期：2007-07-27 00:00:00

abstract：:Nanoparticles fabricated from the biodegradable and biocompatible polymer, polylactic-co-glycolic acid (PLGA), could be a promising system for targeting ocular drug delivery. The objective of this work was to investigate the possibility of encapsulating brinzolamide in PLGA nanoparticles in order to be applied as a su...

journal_title：AAPS PharmSciTech

authors： Salama HA,Ghorab M,Mahmoud AA,Abdel Hady M

更新日期：2017-10-01 00:00:00

abstract：:The objective of this study was to develop an efficient tumor vasculature targeted liposome delivery system for combretastatin A4, a novel antivascular agent. Liposomes composed of hydrogenated soybean phosphatidylcholine (HSPC), cholesterol, distearoyl phosphoethanolamine-polyethylene-glycol-2000 conjugate (DSPE-PEG)...

journal_title：AAPS PharmSciTech

authors： Nallamothu R,Wood GC,Pattillo CB,Scott RC,Kiani MF,Moore BM,Thoma LA

更新日期：2006-04-07 00:00:00

abstract：:The solvent used for preparing the binder solution in wet granulation can affect the granulation end point and also impact the thermal, rheological, and flow properties of the granules. The present study investigates the effect of solvents and percentage relative humidity (RH) on the granules of microcrystalline cellu...

journal_title：AAPS PharmSciTech

authors： Jagia M,Trivedi M,Dave RH

更新日期：2016-08-01 00:00:00

abstract：:The influence of alkaline and the neutral grade of magnesium aluminometasilicate as a porous solid carrier for the liquid self-emulsifying formulation with ibuprofen is investigated. Ibuprofen is dissolved in Labrasol, then this solution is adsorbed on the silicates. The drug to the silicate ratio is 1:2, 1:4, and 1:6...

journal_title：AAPS PharmSciTech

authors： Krupa A,Szlęk J,Jany BR,Jachowicz R

更新日期：2015-06-01 00:00:00

abstract：:The ability to produce submicron particles of monoclonal antibodies of different sizes and shapes would enhance their application to pulmonary delivery. Although non-ionic surfactants are widely used as stabilizers in protein formulations, we hypothesized that non-ionic surfactants will affect the shape and size of su...

journal_title：AAPS PharmSciTech

authors： Srinivasan AR,Shoyele SA

更新日期：2013-03-01 00:00:00

abstract：:For polymer-based controlled release drug products (e.g. microspheres and implants), active pharmaceutical ingredient distribution and microporosity inside the polymer matrix are critical for product performance, particularly drug release kinetics. Due to the decreasing domain size and increasing complexity of such pr...

journal_title：AAPS PharmSciTech

authors： Zhang S,Wu D,Zhou L

更新日期：2020-07-14 00:00:00

abstract：:The aim of this study was to identify trends in deficiencies raised during the EU evaluation of the quality part of dossiers for marketing authorisation applications of biosimilar medicinal products. All adopted day 120 list of questions on the quality module of 22 marketing authorisation applications for biosimilars ...

journal_title：AAPS PharmSciTech

authors： Cilia M,Ruiz S,Richardson P,Salmonson T,Serracino-Inglott A,Wirth F,Borg JJ

更新日期：2018-02-01 00:00:00

abstract：:Low solubility of active pharmaceutical compounds (APIs) remains an important challenge in dosage form development process. In the manuscript, empirical models were developed and analyzed in order to predict dissolution of bicalutamide (BCL) from solid dispersion with various carriers. BCL was chosen as an example of ...

journal_title：AAPS PharmSciTech

authors： Mendyk A,Pacławski A,Szafraniec-Szczęsny J,Antosik A,Jamróz W,Paluch M,Jachowicz R

更新日期：2020-03-31 00:00:00

abstract：:The aim of the present study was to develop and evaluate a buccal adhesive tablet containing ondansetron hydrochloride (OH). Special punches and dies were fabricated and used while preparing buccal adhesive tablets. The tablets were prepared using carbopol (CP 934), sodium alginate, sodium carboxymethylcellulose low v...

journal_title：AAPS PharmSciTech

authors： Hassan N,Khar RK,Ali M,Ali J

更新日期：2009-01-01 00:00:00

abstract：:A target product profile (TPP) describes how a product will be utilized by the end user. A systematically developed TPP can ensure alignment of objectives across company departments, accelerate development timelines, minimize development risks, and eventually lead to an optimal product. A TPP is particularly important...

journal_title：AAPS PharmSciTech

authors： Lambert WJ

更新日期：2010-09-01 00:00:00