abstract：:Nanoemulsions are increasingly being investigated for their fascinating capability of loading both hydrophobic and hydrophilic molecules while their stability is still an issue, being affected by various factors. In this study, to evaluate the dominant factors affecting the stability of nanoemulsions, artificial neura...

journal_title：AAPS PharmSciTech

authors： Ahmadi Lakalayeh G,Faridi-Majidi R,Saber R,Partoazar A,Mehr SE,Amani A

更新日期：2012-12-01 00:00:00

abstract：:Two different types of derivatives of theophylline (Th-H) incorporating ethyleneoxy groups into the promoiety have been synthesized. One is a soft alkyl type where N-methyl-N-methoxyethyleneoxycarbonylaminomethyl chlorides have been used to alkylate Th-H in the 7 position. The other is in an acyl type where methoxyeth...

journal_title：AAPS PharmSciTech

authors： Majumdar S,Mueller-Spaeth M,Sloan KB

更新日期：2012-09-01 00:00:00

abstract：:Nanoparticles, of the poorly water-soluble drug, itraconazole (ITZ), were produced by the Advanced Evaporative Precipitation into Aqueous Solution process (Advanced EPAS). This process combines emulsion templating and EPAS processing to provide improved control over the size distribution of precipitated particles. Spe...

journal_title：AAPS PharmSciTech

authors： Bosselmann S,Nagao M,Chow KT,Williams RO 3rd

更新日期：2012-09-01 00:00:00

abstract：:Hydroxypropyl methylcellulose (HPMC) tablets containing nicotine-magnesium aluminum silicate (NCT-MAS) complex particles and pH modifiers, namely, sodium chloride, citric acid, and magnesium hydroxide, were prepared using the direct compression method. The effects of HPMC viscosity grades and pH modifiers on NCT relea...

journal_title：AAPS PharmSciTech

authors： Pongjanyakul T,Kanjanabat S

更新日期：2012-06-01 00:00:00

abstract：:The present investigation was aimed at developing and optimizing a simple aqueous tablet-coating formulation and its process. 5-Fluorouracil (5-FU) was used to ascertain the relative lipophilic/hydrophilic behavior of the coating system. Optimization was performed by evaluating the adhesive force strength and cohesive...

journal_title：AAPS PharmSciTech

authors： Rai PR,Tiwary AK,Rana V

更新日期：2012-06-01 00:00:00

abstract：:Liposome-encapsulated polyplex system represents a promising delivery system for oligonucleotide-based therapeutics such as siRNA and asODN. Here, we report a novel method to prepare liposome-encapsulated cationic polymer/oligonucleotide polyplexes based on the reverse-phase evaporation following organic extraction of...

journal_title：AAPS PharmSciTech

authors： Ko YT,Bickel U

更新日期：2012-06-01 00:00:00

abstract：:Lipid-based drug carriers are likely to have influence on bioavailability through enhanced solubilization of the drug in the gastrointestinal tract. The study was designed to investigate the lipid formulation digestibility in the simulated gastro intestinal media. Fenofibrate was formulated in representative Type II, ...

journal_title：AAPS PharmSciTech

authors： Mohsin K

更新日期：2012-06-01 00:00:00

abstract：:Gliclazide (GLI), a poorly water-soluble antidiabetic, was transformed into a glassy state by melt quench technique in order to improve its physicochemical properties. Chemical stability of GLI during formation of glass was assessed by monitoring thin-layer chromatography, and an existence of amorphous form was confir...

journal_title：AAPS PharmSciTech

authors： Jondhale S,Bhise S,Pore Y

更新日期：2012-06-01 00:00:00

abstract：:Pluronic F127 (PF-127) shows thermoreversible property, which is of the utmost interest in optimizing drug formulation and delivery. However, its hitherto unresolved drawback of a low phase transition temperature (T (tr)) has limited its application in injectable drug delivery systems. We have ...

journal_title：AAPS PharmSciTech

authors： Ma Y,Zhang C,Chen X,Jiang H,Pan S,Easteal AJ,Sun X

更新日期：2012-06-01 00:00:00

abstract：:Due to the fact that the number of new poorly soluble active pharmaceutical ingredients is increasing, it is important to investigate the possibilities of improvement of their solubility in order to obtain a final pharmaceutical formulation with enhanced bioavailability. One of the strategies to increase drug solubili...

journal_title：AAPS PharmSciTech

authors： Mihajlovic T,Kachrimanis K,Graovac A,Djuric Z,Ibric S

更新日期：2012-06-01 00:00:00

abstract：:Spherical granules (pellets) are quite useful in many pharmaceutical applications. The extrusion spheronisation technique is well established as a method of producing pellets of a spherical shape and narrow size distribution. After the extrusion, the cylindrical extrudates are transformed to spherical pellets by spher...

journal_title：AAPS PharmSciTech

authors： Koester M,Thommes M

更新日期：2012-06-01 00:00:00

abstract：:The study was designed to build up a database for the evaluation of the self-emulsifying lipid formulations performance. A standard assessment method was constructed to evaluate the self-emulsifying efficiency of the formulations based on five parameters including excipients miscibility, spontaneity, dispersibility, h...

journal_title：AAPS PharmSciTech

authors： Shahba AA,Mohsin K,Alanazi FK

更新日期：2012-06-01 00:00:00

abstract：:Griseofulvin, an antifungal agent, is a BCS class II drug slowly, erratically, and incompletely absorbed from the gastrointestinal tract in humans. The clinical failure of the conventional oral therapy of griseofulvin is most likely attributed to its poor solubility and appreciable inter- and intra-subject variation i...

journal_title：AAPS PharmSciTech

authors： Aggarwal N,Goindi S,Mehta SD

更新日期：2012-03-01 00:00:00

abstract：:The topical application of all-trans retinoic acid (ATRA) is an effective treatment for several skin disorders, including photo-aging. Unfortunately, ATRA is susceptible to light, heat, and oxidizing agents. Thus, this study aimed to investigate the ability of polymeric micelles prepared from polyethylene glycol conju...

journal_title：AAPS PharmSciTech

authors： Wichit A,Tangsumranjit A,Pitaksuteepong T,Waranuch N

更新日期：2012-03-01 00:00:00

abstract：:A combination of analytical and statistical methods is used to improve a tablet coating process guided by quality by design (QbD) principles. A solid dosage form product was found to intermittently exhibit bad taste. A suspected cause was the variability in coating thickness which could lead to the subject tasting the...

journal_title：AAPS PharmSciTech

authors： Dubey A,Boukouvala F,Keyvan G,Hsia R,Saranteas K,Brone D,Misra T,Ierapetritou MG,Muzzio FJ

更新日期：2012-03-01 00:00:00

abstract：:The purpose of this study was to develop and validate a rapid, sensitive, and specific reversed-phase high-performance liquid chromatography method for the quantitative determination of native tenofovir (TNF) for various applications. Different analytical performance parameters such as linearity, precision, accuracy, ...

journal_title：AAPS PharmSciTech

authors： Agrahari V,Youan BB

更新日期：2012-03-01 00:00:00

abstract：:The exudates from the incised trunk of Terminalia randii has been evaluated as controlled release excipient in comparison with xanthan gum and hydroxypropylmethylcellulose (HPMC) using carvedilol (water insoluble) and theophylline (water soluble) as model drugs. Matrix tablets were prepared by direct compression and t...

journal_title：AAPS PharmSciTech

authors： Bamiro OA,Odeku OA,Sinha VR,Kumar R

更新日期：2012-03-01 00:00:00

abstract：:The objective of this study was to investigate the release behaviour of propranolol hydrochloride from psyllium matrices in the presence hydrophilic polymers. The dissolution test was carried out at pH 1.2 and pH 6.8. Binary mixtures of psyllium and hydroxypropyl methylcellulose (HPMC) used showed that an increase in ...

journal_title：AAPS PharmSciTech

authors： Siahi-Shadbad MR,Asare-Addo K,Azizian K,Hassanzadeh D,Nokhodchi A

更新日期：2011-12-01 00:00:00

abstract：:The purpose of this research was to use inline real-time near-infrared (NIR) to measure the moisture content of granules manufactured using a commercial production scale continuous twin-screw granulator fluid-bed dryer milling process. A central composite response surface statistical design was used to study the effec...

journal_title：AAPS PharmSciTech

authors： Chablani L,Taylor MK,Mehrotra A,Rameas P,Stagner WC

更新日期：2011-12-01 00:00:00

abstract：:Formulation of an amorphous solid dispersion (ASD) is one of the methods commonly considered to increase the bioavailability of a poorly water-soluble small-molecule active pharmaceutical ingredient (API). However, many factors have to be considered in designing an API-polymer system, including any potential changes t...

journal_title：AAPS PharmSciTech

authors： Rumondor AC,Wikström H,Van Eerdenbrugh B,Taylor LS

更新日期：2011-12-01 00:00:00

abstract：:The objective of this study was to investigate the combined effect of pH modifiers and nucleation inhibitors on enhancing and sustaining the dissolution of AMG 009 tablet via supersaturation. Several bases and polymers were added as pH modifiers and nucleation inhibitors, respectively, to evaluate their impact on the ...

journal_title：AAPS PharmSciTech

authors： Bi M,Kyad A,Kiang YH,Alvarez-Nunez F,Alvarez F

更新日期：2011-12-01 00:00:00

abstract：:Enhancing and sustaining AMG 009 dissolution from a matrix tablet via microenvironmental pH modulation and supersaturation, where poorly soluble acidic AMG 009 molecule was intimately mixed and compressed together with a basic pH modifier (e.g., sodium carbonate) and nucleation inhibitor hydroxypropyl methylcellulose ...

journal_title：AAPS PharmSciTech

authors： Bi M,Kyad A,Alvarez-Nunez F,Alvarez F

更新日期：2011-12-01 00:00:00

abstract：:Cyclodextrins (CDs) are used in oral pharmaceutical formulations, by means of inclusion complexes formation, with the following advantages for the drugs: (1) solubility, dissolution rate, stability, and bioavailability enhancement; (2) to modify the drug release site and/or time profile; and (3) to reduce or prevent g...

journal_title：AAPS PharmSciTech

authors： Salústio PJ,Pontes P,Conduto C,Sanches I,Carvalho C,Arrais J,Marques HM

更新日期：2011-12-01 00:00:00

abstract：:Itraconazole (ITZ) crystalline nanoparticles were prepared using relatively simple, low-cost sonoprecipitation technique, in which both the solvent and antisolvent were organic in nature. The effect of stabilizer type (hydroxypropyl methylcellulose, hydroxypropyl cellulose, Inutec SP1®, and pluronic F127), drying meth...

journal_title：AAPS PharmSciTech

authors： Badawi AA,El-Nabarawi MA,El-Setouhy DA,Alsammit SA

更新日期：2011-09-01 00:00:00

abstract：:The aim of this study was to investigate the influence of experimental conditions on levothyroxine sodium release from two immediate-release tablet formulations which narrowly passed the standard requirements for bioequivalence studies. The in vivo study was conducted as randomised, single-dose, two-way cross-over pha...

journal_title：AAPS PharmSciTech

authors： Kocic I,Homsek I,Dacevic M,Parojcic J,Miljkovic B

更新日期：2011-09-01 00:00:00

abstract：:The aim of this study was to apply quality by design (QbD) for pharmaceutical development of felodipine solid mixture (FSM) containing hydrophilic carriers and/or polymeric surfactants, for easier development of controlled-release tablets of felodipine. The material attributes, the process parameters (CPP), and the cr...

journal_title：AAPS PharmSciTech

authors： Basalious EB,El-Sebaie W,El-Gazayerly O

更新日期：2011-09-01 00:00:00

abstract：:The reliable in-line monitoring of pharmaceutical processes has been regarded as a key tool toward the full implementation of process analytical technology. In this study, near-infrared (NIR) spectroscopy was examined for use as an in-line monitoring method of the paracetamol cooling crystallization process. The drug ...

journal_title：AAPS PharmSciTech

authors： Wang IC,Lee MJ,Seo DY,Lee HE,Choi Y,Kim WS,Kim CS,Jeong MY,Choi GJ

更新日期：2011-06-01 00:00:00

abstract：:The present study introduces a new three-dimensional (3D) surface image analysis technique in which white light illumination from different incident angles is used to create 3D surfaces with a photometric approach. The three-dimensional features of the surface images created are then used in the characterization of pa...

journal_title：AAPS PharmSciTech

authors： Soppela I,Airaksinen S,Hatara J,Räikkönen H,Antikainen O,Yliruusi J,Sandler N

更新日期：2011-06-01 00:00:00

abstract：:Poly(vinyl alcohol) (PVA)-based formulations are used for pharmaceutical tablet coating with numerous advantages. Our objective is to study the stability of PVA-based coating films in the presence of acidic additives, alkaline additives, and various common impurities typically found in tablet formulations. Opadry® II ...

journal_title：AAPS PharmSciTech

authors： Koo OM,Fiske JD,Yang H,Nikfar F,Thakur A,Scheer B,Adams ML

更新日期：2011-06-01 00:00:00

abstract：:The aim of this study was to develop and evaluate a floating multiparticulate gastroretentive system for the modified release of zidovudine (AZT). AZT was used as a model drug water-soluble at therapeutic doses. The floating gastroretentive system was obtained by co-precipitation, after solvent diffusion and evaporati...

journal_title：AAPS PharmSciTech

authors： Yoshida VM,de Oliveira Junior JM,Gonçalves MM,Vila MM,Chaud MV

更新日期：2011-06-01 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：:Lipid nanoparticles based on solid matrix have emerged as potential drug carriers to improve gastrointestinal (GI) absorption and oral bioavailability of several drugs, especially lipophilic compounds. These formulations may also be used for sustained drug release. Solid lipid nanoparticle (SLN) and the newer generati...

journal_title：AAPS PharmSciTech

authors： Das S,Chaudhury A

更新日期：2011-03-01 00:00:00

abstract：:Although several guidelines do exist for freeze-drying process development and scale-up, there are still a number of issues that require additional attention. The objective of this review article is to discuss some emerging process development and scale-up issue with emphasis on effect of load condition and freeze-dry...

journal_title：AAPS PharmSciTech

authors： Patel SM,Pikal MJ

更新日期：2011-03-01 00:00:00

abstract：:Bilayer nicotine mucoadhesive patches were prepared and evaluated to determine the feasibility of the formulation as a nicotine replacement product to aid in smoking cessation. Nicotine patches were prepared using xanthan gum or carbopol 934 as a mucoadhesive polymers and ethyl cellulose as a backing layer. The patche...

journal_title：AAPS PharmSciTech

authors： Abu-Huwaij R,Obaidat RM,Sweidan K,Al-Hiari Y

更新日期：2011-03-01 00:00:00

abstract：:Droplet velocity is an important parameter that can be used to characterize nasal spray products. In this study, a phase-Doppler anemometry (PDA) system was used to measure the droplet velocities of nasal sprays. A survey of seven commercial nasal spray products showed a range of droplet velocities from 6.7 to 19.2 m/...

journal_title：AAPS PharmSciTech

authors： Liu X,Doub WH,Guo C

更新日期：2011-03-01 00:00:00

abstract：:This work aimed to develop a fast-dissolving film made of low dextrose equivalent maltodextrins (MDX) containing nicotine hydrogen tartrate salt (NHT). Particular attention was given to the selection of the suitable taste-masking agent (TMA) and the characterisation of the ductility and flexibility under different mec...

journal_title：AAPS PharmSciTech

authors： Cilurzo F,Cupone IE,Minghetti P,Buratti S,Selmin F,Gennari CG,Montanari L

更新日期：2010-12-01 00:00:00

abstract：:This work combines several methods in an integrated strategy to develop a matrix for buccal administration. For this purpose, tablets containing selected mucoadhesive polymers loaded with a model drug (omeprazole), free or in a complexed form with cyclodextrins, and in the absence and presence of alkali agents were su...

journal_title：AAPS PharmSciTech

authors： Figueiras A,Pais AA,Veiga FJ

更新日期：2010-12-01 00:00:00

abstract：:Pellet manufacturing by extrusion/spheronization is quite common in the pharmaceutical field because the obtained product is characterized by a high sphericity as well as a narrow particle size distribution. The established mechanisms only consider deformation of the initially fractured particles but do not account fo...

journal_title：AAPS PharmSciTech

authors： Koester M,Thommes M

更新日期：2010-12-01 00:00:00

abstract：:A co-processed excipient was prepared from commercially available crystalline mannitol and α-chitin using direct compression as well as spray, wet, and dry granulation. The effect of the ratio of the two components, percentage of lubricant and particle size, on the properties of the prepared co-processed excipient has...

journal_title：AAPS PharmSciTech

authors： Daraghmeh N,Rashid I,Al Omari MM,Leharne SA,Chowdhry BZ,Badwan A

更新日期：2010-12-01 00:00:00

abstract：:The purpose of this study was to design and investigate the transdermal controlled release cubic phase gels containing capsaicin using glycerol monooleate (MO), propylene glycol (1,2-propanediol, PG), and water. Three types of cubic phase gels were designed based on the ternary phase diagram of the MO-PG-water system,...

journal_title：AAPS PharmSciTech

authors： Peng X,Wen X,Pan X,Wang R,Chen B,Wu C

更新日期：2010-09-01 00:00:00