abstract：:A large number of pharmaceuticals exhibit polymorphism; 23% steroids, 60% sulfonamides, and 70% of barbiturates have shown this property. In this study, we have investigated and compared a new technique termed as melt sonocrystallization (MSC) with melt and sonocrystallization (SC) for induction of polymorphism in pro...

journal_title：AAPS PharmSciTech

authors： Tripathi R,Biradar SV,Mishra B,Paradkar AR

更新日期：2010-09-01 00:00:00

abstract：:An innovative and simple methodology has been developed and used for the evaluation of mucoadhesive properties of several polymers by means of sound speed measurements using high-resolution acoustic spectroscopy. In systems made of polymers in water, variations in hydration shell of polymeric chains determine changes ...

journal_title：AAPS PharmSciTech

authors： Cespi M,Bonacucina G,Mencarelli G,Giorgioni G,Palmieri GF

更新日期：2010-09-01 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

abstract：:The aim of this work was to test innovative approach for enhancing ascorbyl palmitate stability in microemulsions for topical application by addition of newly synthesized co-antioxidant 4-(tridecyloxy)benzaldehyde oxime (TDBO) and to investigate its antioxidant activity and finally to evaluate cytotoxicity of TDBO-loa...

journal_title：AAPS PharmSciTech

authors： Gosenca M,Obreza A,Pečar S,Gašperlin M

更新日期：2010-09-01 00:00:00

abstract：:The present investigation was undertaken with the objective of formulating orodispersible film(s) of the antidepressant drug tianeptine sodium to enhance the convenience and compliance by the elderly and pediatric patients. The novel film former, lycoat NG73 (granular hydroxypropyl starch), along with different film-f...

journal_title：AAPS PharmSciTech

authors： El-Setouhy DA,Abd El-Malak NS

更新日期：2010-09-01 00:00:00

abstract：:The purpose of this present study was to evaluate the antiangiogenic activity of sterically stabilized liposomes containing paclitaxel (SSL-PTX). The SSL-PTX was prepared by the thin-film method. The release of paclitaxel from SSL-PTX was analyzed using a dialysis method. The effect of SSL-PTX on endothelial cell prol...

journal_title：AAPS PharmSciTech

authors： Huang Y,Chen XM,Zhao BX,Ke XY,Zhao BJ,Zhao X,Wang Y,Zhang X,Zhang Q

更新日期：2010-06-01 00:00:00

abstract：:The aim of this study was to investigate the effects of a type of hydrophobic moiety, extent of N-substitution (ES), and degree of quaternization (DQ) of chitosan (CS) on the transepithelial electrical resistance and permeability of Caco-2 cells monolayer, using fluorescein isothiocyanate dextran 4,400 (FD-4) as the m...

journal_title：AAPS PharmSciTech

authors： Kowapradit J,Opanasopit P,Ngawhirunpat T,Apirakaramwong A,Rojanarata T,Ruktanonchai U,Sajomsang W

更新日期：2010-06-01 00:00:00

abstract：:A dissolution test for tablets containing 40 mg of olmesartan medoxomil (OLM) was developed and validated using both LC-UV and UV methods. After evaluation of the sink condition, dissolution medium, and stability of the drug, the method was validated using USP apparatus 2, 50 rpm rotation speed, and 900 ml of deaerate...

journal_title：AAPS PharmSciTech

authors： Bajerski L,Rossi RC,Dias CL,Bergold AM,Fröehlich PE

更新日期：2010-06-01 00:00:00

abstract：:Drying is one of the standard unit operations in the pharmaceutical industry and it is important to become aware of the circumstances that dominate during the process. The purpose of this study was to test microcapsulated thermochromic pigments as heat indicators in a fluid bed drying process. The indicator powders we...

journal_title：AAPS PharmSciTech

authors： Lakio S,Heinämäki J,Yliruusi J

更新日期：2010-03-01 00:00:00

abstract：:The objective of this study was to evaluate possible usefulness of pectins for direct compression of tablets. The deformation behavior of pectin grades of different degree of methoxylation (DM), namely, 5%, 10%, 25%, 35%, 40%, 50%, and 60% were, examined in terms of yield pressures (YP) derived from Heckel profiles fo...

journal_title：AAPS PharmSciTech

authors： Salbu L,Bauer-Brandl A,Tho I

更新日期：2010-03-01 00:00:00

abstract：:The objectives of this study are to enhance cellular accumulation of gemcitabine with chitosan/glyceryl monooleate (GMO) nanostructures, and to provide significant increase in cell death of human pancreatic cancer cells in vitro. The delivery system was prepared by a multiple emulsion solvent evaporation method. The n...

journal_title：AAPS PharmSciTech

authors： Trickler WJ,Khurana J,Nagvekar AA,Dash AK

更新日期：2010-03-01 00:00:00

abstract：:The purpose of this research was to address the utility of rheological study in understanding the influence of oppositely charged polymers on release of naproxen sodium encapsulated in chitosan particles. The interaction between oppositely charged kappa-carrageenan (kappa-Ca) and chitosan leads to relatively higher ge...

journal_title：AAPS PharmSciTech

authors： Bhise KS,Dhumal RS,Shailesh B,Paradkar AR,Kadam SS

更新日期：2010-03-01 00:00:00

abstract：:The aim of this work was the formulation and characterization of alginate (ALG)-doxycycline (DOX) hydrogel microparticles (MPs) embedded into Pluronic F127 thermogel for DOX intradermal sustained delivery. ALG-DOX MPs were formed by adding a solution of the drug into a 1.5% polymer solution while stirring. The MPs wer...

journal_title：AAPS PharmSciTech

authors： Giovagnoli S,Tsai T,DeLuca PP

更新日期：2010-03-01 00:00:00

abstract：:Pharmaceutical aerosols have been targeted to the lungs for the treatment of asthma and pulmonary infectious diseases successfully. Micafungin (Astellas Pharma US, Deerfield, IL, USA) has been shown to be an effective antifungal agent when administrated intravenously. Pulmonary delivery of micafungin has not previousl...

journal_title：AAPS PharmSciTech

authors： Shi S,Ashley ES,Alexander BD,Hickey AJ

更新日期：2009-01-01 00:00:00

abstract：:The purpose of this study was to investigate physicochemical characteristics and in vitro release of zidovudine from monolithic film of Eudragit RL 100 and ethyl cellulose. Films included 2.5% or 5% (w/w) zidovudine of the dry polymer weight were prepared in various ratios of polymers by solvent evaporation method fro...

journal_title：AAPS PharmSciTech

authors： Takmaz EA,Inal O,Baykara T

更新日期：2009-01-01 00:00:00

abstract：:The present investigation concerns with the development and optimization of an in situ forming formulation using 3(3) full factorial design experimentation. Metformin, an antidiabetic drug with upper part of gastrointestinal tract as absorption window was used as a model drug. The formulations were designed with an ob...

journal_title：AAPS PharmSciTech

authors： Nagarwal RC,Srinatha A,Pandit JK

更新日期：2009-01-01 00:00:00

abstract：:Chitosan microspheres as drug delivery system have attained importance and attracted the attention of researchers in last few years. This study was aimed toward the elucidation of the effect of viscosity of external oil phase on the properties of microspheres prepared by emulsification method. Chitosan microspheres we...

journal_title：AAPS PharmSciTech

authors： Khare P,Jain SK

更新日期：2009-01-01 00:00:00

abstract：:Poly(propylene succinate) (PPSu) polymers of average molecular weights from 2,800 to 13,100 g/mol were synthesized and characterized with regard to crystallinity, thermal properties, and cytocompatibility. Higher molecular weight samples exhibited lower degree of crystallinity and melted at lower temperatures. Melting...

journal_title：AAPS PharmSciTech

authors： Bikiaris DN,Papageorgiou GZ,Papadimitriou SA,Karavas E,Avgoustakis K

更新日期：2009-01-01 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：:The aim of the present study was to investigate the feasibility of the inclusion of a water-insoluble drug (diazepam, DZ) into solid lipid nanoparticles (SLNs), which offer combined advantages of rapid onset and prolonged release of the drug. This work also describes a new approach to prepare suppositories containing ...

journal_title：AAPS PharmSciTech

authors： Abdelbary G,Fahmy RH

更新日期：2009-01-01 00:00:00

abstract：:In this study, we investigated the in vitro characteristics of mefenamic acid (MA) microparticles as well as their effects on DNA damage. MA-loaded chitosan and alginate beads were prepared by the ionotropic gelation process. Microsponges containing MA and Eudragit RS 100 were prepared by quasi-emulsion solvent diffus...

journal_title：AAPS PharmSciTech

authors： Sevgi F,Yurdasiper A,Kaynarsoy B,Turunç E,Güneri T,Yalçin A

更新日期：2009-01-01 00:00:00

abstract：:The present study was carried out with a view to enhance the dissolution of poorly water-soluble BCS-class II drug aceclofenac by co-grinding with novel porous carrier Neusilin US(2.) (amorphous microporous granules of magnesium aluminosilicate, Fuji Chemical Industry, Toyama, Japan). Neusilin US(2) has been used as a...

journal_title：AAPS PharmSciTech

authors： Vadher AH,Parikh JR,Parikh RH,Solanki AB

更新日期：2009-01-01 00:00:00

abstract：:Next to the coating formulation, process conditions play important roles in determining coating quality. This study aims to develop an operational window that separates layering from agglomeration regimes and, furthermore, the one that leads to the best coating quality in a fluidized bed coater. The bed relative humid...

journal_title：AAPS PharmSciTech

authors： Laksmana FL,Hartman Kok PJ,Vromans H,Frijlink HW,Van der Voort Maarschalk K

更新日期：2009-01-01 00:00:00

abstract：:The present investigation was undertaken to fabricate modified transport fluconazole transdermal spray using ethyl cellulose and Eudragit RS100 as film-forming polymers. Eudragit RS100 (X(1)) and ethyl cellulose (X(2)) were selected as independent variables in 3(2) full factorial design, whereas drug transport in firs...

journal_title：AAPS PharmSciTech

authors： Gohel MC,Nagori SA

更新日期：2009-01-01 00:00:00

abstract：:Exogenously supplied alpha-lipoic acid (LA) has proven to be effective as an antioxidant. In an effort to develop a water-soluble formulation for topical administration, LA was formulated in the form of solid lipid nanoparticles (SLN), nanostructure lipid carriers (NLC), and nanoemulsion (NE) and characterized in term...

journal_title：AAPS PharmSciTech

authors： Ruktanonchai U,Bejrapha P,Sakulkhu U,Opanasopit P,Bunyapraphatsara N,Junyaprasert V,Puttipipatkhachorn S

更新日期：2009-01-01 00:00:00

abstract：:The aim of this study was to compare the densification of powder mixtures on eccentric and rotary tablet presses and to establish relationships with the halving properties of the resulting scored tablets. This is an important problem because the recent guidelines of EU require verification of the equal masses of table...

journal_title：AAPS PharmSciTech

authors： Sovány T,Kása P Jr,Pintye-Hódi K

更新日期：2009-01-01 00:00:00

abstract：:The aim of the study is to examine thermal behavior of water within reticulated structure of bacterial cellulose (BC) films by sub-ambient differential scanning calorimetry (DSC). BC films with different carbon source, either manitol (BC (a)) or glycerol (BC (b)), were produced by Acetobacter xylinum using Hestrin and...

journal_title：AAPS PharmSciTech

authors： Kaewnopparat S,Sansernluk K,Faroongsarng D

更新日期：2008-01-01 00:00:00

abstract：:Buccal bioadhesive films, releasing topical drugs in the oral cavity at a slow and predetermined rate, provide distinct advantages over traditional dosage forms. The aim of present study was to prepare and evaluate buccal bioadhesive films of clotrimazole for oral candidiasis. The film was designed to release the drug...

journal_title：AAPS PharmSciTech

authors： Singh S,Jain S,Muthu MS,Tiwari S,Tilak R

更新日期：2008-01-01 00:00:00

abstract：:The purpose of this study was to develop a lyotropic liquid crystalline formulation using the emulsifier vitamin E TPGS and evaluate its behavior after incorporation of a flavonoid, quercetin. The physical (macro and microscopic), chemical (determination of quercetin content by the HPLC method) and functional (determi...

journal_title：AAPS PharmSciTech

authors： Vicentini FT,Casagrande R,Verri WA Jr,Georgetti SR,Bentley MV,Fonseca MJ

更新日期：2008-01-01 00:00:00

abstract：:The purpose of this research was to prepare and evaluate sustained release mucoadhesive tablets of Itraconazole. It is practically insoluble in aqueous fluids hence its solid dispersion with Eudragit E100 was prepared by spray drying. This was formulated in matrix of hydrophilic mucoadhesive polymers Carbopol 934P (CP...

journal_title：AAPS PharmSciTech

authors： Madgulkar A,Kadam S,Pokharkar V

更新日期：2008-01-01 00:00:00

abstract：:This investigation was undertaken to evaluate practical feasibility of site specific pulmonary delivery of liposomal encapsulated Dapsone (DS) dry powder inhaler for prolonged drug retention in lungs as an effective alternative in prevention of Pneumocystis carinii pneumonia (PCP) associated with immunocompromised pat...

journal_title：AAPS PharmSciTech

authors： Chougule M,Padhi B,Misra A

更新日期：2008-01-01 00:00:00

abstract：:The objective of this paper is to assess the number of drug particles or droplets contained in metered dose inhaler (MDI) aerosols. Equations were developed to estimate this. The number of drug particles was estimated to be as high as about 300 million for QVAR solution MDIs and as low as 670,000 for Beclovent MDIs. T...

journal_title：AAPS PharmSciTech

authors： Stein SW

更新日期：2008-01-01 00:00:00

abstract：:The purpose of this research was to develop and evaluate buccal mucoadhesive controlled release tablets of lercanidipine hydrochloride using polyethylene oxide and different viscosity grades of hydroxypropyl methylcellulose individually and in combination. Effect of polymer type, proportion and combination was studied...

journal_title：AAPS PharmSciTech

authors： Charde S,Mudgal M,Kumar L,Saha R

更新日期：2008-01-01 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：:A number of synthesized chemical molecules suffer from low aqueous solubility problems. Enhancement of aqueous solubility, dissolution rate, and bioavailability of drug is a very challenging task in drug development. In the present study, solubility and dissolution of poorly aqueous soluble drug simvastatin (SIM) was ...

journal_title：AAPS PharmSciTech

authors： Pandya P,Gattani S,Jain P,Khirwal L,Surana S

更新日期：2008-01-01 00:00:00

abstract：:The objective of the study was to investigate in vitro transdermal delivery of venlafaxine hydrochloride across the pigskin by passive diffusion and iontophoresis. For passive diffusion, experiments were carried out in Franz diffusion cell whereas for iontophoretic permeation, the diffusion cell was modified to contai...

journal_title：AAPS PharmSciTech

authors： Singh G,Ghosh B,Kaushalkumar D,Somsekhar V

更新日期：2008-01-01 00:00:00

abstract：:The purpose of this research was to evaluate the relation between preferential direction of pores and mechanical strength of cubic starch compacts. The preferential pore direction was quantified in SEM images of cross sections of starch compacts using a previously described algorithm for determination of the quotient ...

journal_title：AAPS PharmSciTech

authors： Wu YS,van Vliet LJ,Frijlink HW,Stokroos I,van der Voort Maarschalk K

更新日期：2008-01-01 00:00:00

abstract：PURPOSE:To develop a novel nanoparticle drug delivery system consisting of chitosan and glyceryl monooleate (GMO) for the delivery of a wide variety of therapeutics including paclitaxel. METHODS:Chitosan/GMO nanoparticles were prepared by multiple emulsion (o/w/o) solvent evaporation methods. Particle size and surface...

journal_title：AAPS PharmSciTech

authors： Trickler WJ,Nagvekar AA,Dash AK

更新日期：2008-01-01 00:00:00

abstract：:The objective of the present investigation was to reduce the bitterness with improved dissolution, in acidic medium (pH 1.2), of mefloquine hydrochloride (MFL). Microparticles were prepared by coacervation method using Eudragit E (EE) as polymer and sodium hydroxide as precipitant. A 3(2) full factorial design was use...

journal_title：AAPS PharmSciTech

authors： Shah PP,Mashru RC,Rane YM,Thakkar A

更新日期：2008-01-01 00:00:00

abstract：:The purpose of this research was to evaluate a new wireless and battery-free sensor technology for invasive product temperature measurement during freeze-drying. Product temperature is the most critical process parameter in a freeze-drying process, in particular during primary drying. The product temperature over time...

journal_title：AAPS PharmSciTech

authors： Schneid S,Gieseler H

更新日期：2008-01-01 00:00:00